./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8 --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 c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:36:43,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:36:43,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:36:43,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:36:43,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:36:43,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:36:43,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:36:43,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:36:43,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:36:43,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:36:43,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:36:43,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:36:43,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:36:43,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:36:43,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:36:43,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:36:43,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:36:43,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:36:43,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:36:43,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:36:43,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:36:43,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:36:43,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:36:43,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:36:43,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:36:43,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:36:43,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:36:43,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:36:43,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:36:43,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:36:43,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:36:43,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:36:43,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:36:43,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:36:43,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:36:43,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:36:43,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:36:43,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:36:43,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:36:43,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:36:43,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:36:43,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-07 01:36:43,568 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:36:43,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:36:43,570 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:36:43,570 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:36:43,571 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:36:43,571 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:36:43,571 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:36:43,571 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:36:43,571 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:36:43,572 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:36:43,573 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:36:43,573 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:36:43,573 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:36:43,574 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:36:43,574 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:36:43,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:36:43,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:36:43,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:36:43,575 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:36:43,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:36:43,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:36:43,576 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:36:43,576 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:36:43,576 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-07 01:36:43,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:36:43,577 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:36:43,578 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:36:43,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:36:43,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:36:43,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:36:43,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:36:43,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:36:43,580 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:36:43,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:36:43,580 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:36:43,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:36:43,581 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_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 [2021-11-07 01:36:43,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:36:43,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:36:43,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:36:43,869 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:36:43,870 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:36:43,871 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-11-07 01:36:43,951 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/3054ed3ce/c8d6d0d9047242c484a126ceaab5b249/FLAG2d5f05baa [2021-11-07 01:36:44,664 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:36:44,665 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-11-07 01:36:44,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/3054ed3ce/c8d6d0d9047242c484a126ceaab5b249/FLAG2d5f05baa [2021-11-07 01:36:44,785 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/3054ed3ce/c8d6d0d9047242c484a126ceaab5b249 [2021-11-07 01:36:44,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:36:44,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:36:44,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:36:44,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:36:44,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:36:44,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:36:44" (1/1) ... [2021-11-07 01:36:44,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54d8e335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:36:44, skipping insertion in model container [2021-11-07 01:36:44,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:36:44" (1/1) ... [2021-11-07 01:36:44,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:36:44,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:36:45,963 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 [2021-11-07 01:36:45,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5517a268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:36:45, skipping insertion in model container [2021-11-07 01:36:45,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:36:45,965 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:36:45,967 INFO L168 Benchmark]: Toolchain (without parser) took 1176.90 ms. Allocated memory is still 96.5 MB. Free memory was 60.0 MB in the beginning and 62.4 MB in the end (delta: -2.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:36:45,976 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 79.7 MB. Free memory was 42.7 MB in the beginning and 42.7 MB in the end (delta: 34.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:36:45,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1174.23 ms. Allocated memory is still 96.5 MB. Free memory was 59.8 MB in the beginning and 62.4 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:36:45,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 79.7 MB. Free memory was 42.7 MB in the beginning and 42.7 MB in the end (delta: 34.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1174.23 ms. Allocated memory is still 96.5 MB. Free memory was 59.8 MB in the beginning and 62.4 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8 --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 c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:36:48,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:36:48,248 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:36:48,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:36:48,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:36:48,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:36:48,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:36:48,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:36:48,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:36:48,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:36:48,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:36:48,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:36:48,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:36:48,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:36:48,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:36:48,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:36:48,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:36:48,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:36:48,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:36:48,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:36:48,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:36:48,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:36:48,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:36:48,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:36:48,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:36:48,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:36:48,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:36:48,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:36:48,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:36:48,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:36:48,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:36:48,365 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:36:48,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:36:48,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:36:48,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:36:48,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:36:48,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:36:48,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:36:48,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:36:48,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:36:48,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:36:48,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-07 01:36:48,416 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:36:48,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:36:48,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:36:48,418 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:36:48,419 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:36:48,419 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:36:48,419 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:36:48,419 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:36:48,420 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:36:48,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:36:48,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:36:48,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:36:48,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:36:48,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:36:48,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:36:48,424 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:36:48,424 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:36:48,424 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-07 01:36:48,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:36:48,425 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:36:48,425 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:36:48,425 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:36:48,425 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:36:48,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:36:48,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:36:48,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:36:48,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:36:48,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:36:48,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:36:48,427 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:36:48,428 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:36:48,428 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:36:48,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:36:48,428 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_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8a13116cc268d39d83f5178ab05dd167f5c2b863e14e2c3929c8638dce05791 [2021-11-07 01:36:48,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:36:48,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:36:48,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:36:48,841 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:36:48,841 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:36:48,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-11-07 01:36:48,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/33d093826/9e3700b829fa4023a6b6909dd33667e3/FLAGea53856af [2021-11-07 01:36:49,701 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:36:49,702 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-11-07 01:36:49,736 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/33d093826/9e3700b829fa4023a6b6909dd33667e3/FLAGea53856af [2021-11-07 01:36:49,825 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01eec206-afbc-4d2b-b701-d3d58ff8fd7a/bin/utaipan-UUZaoUuFF8/data/33d093826/9e3700b829fa4023a6b6909dd33667e3 [2021-11-07 01:36:49,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:36:49,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:36:49,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:36:49,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:36:49,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:36:49,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:36:49" (1/1) ... [2021-11-07 01:36:49,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c9f72d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:36:49, skipping insertion in model container [2021-11-07 01:36:49,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:36:49" (1/1) ... [2021-11-07 01:36:49,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:36:49,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:36:51,085 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 [2021-11-07 01:36:51,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38ab2ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:36:51, skipping insertion in model container [2021-11-07 01:36:51,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:36:51,086 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:36:51,089 INFO L168 Benchmark]: Toolchain (without parser) took 1253.40 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 35.9 MB in the beginning and 58.8 MB in the end (delta: -22.8 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:36:51,089 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 60.8 MB. Free memory is still 41.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:36:51,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1249.79 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 35.7 MB in the beginning and 58.8 MB in the end (delta: -23.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:36:51,092 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 60.8 MB. Free memory is still 41.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1249.79 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 35.7 MB in the beginning and 58.8 MB in the end (delta: -23.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN