./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3ec7f25e165986a3aa5b5f3733e460749950f9c5 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3ec7f25e165986a3aa5b5f3733e460749950f9c5 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:02:41,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:02:41,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:02:41,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:02:41,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:02:41,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:02:41,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:02:41,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:02:41,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:02:41,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:02:41,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:02:41,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:02:41,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:02:41,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:02:41,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:02:41,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:02:41,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:02:41,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:02:41,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:02:41,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:02:41,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:02:41,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:02:41,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:02:41,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:02:41,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:02:41,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:02:41,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:02:41,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:02:41,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:02:41,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:02:41,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:02:41,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:02:41,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:02:41,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:02:41,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:02:41,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:02:41,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:02:41,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:02:41,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:02:41,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:02:41,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:02:41,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-22 13:02:41,424 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:02:41,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:02:41,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:02:41,428 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:02:41,429 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:02:41,429 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:02:41,429 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:02:41,429 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:02:41,429 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:02:41,429 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:02:41,430 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:02:41,431 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:02:41,431 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:02:41,431 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:02:41,431 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:02:41,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:02:41,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:02:41,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:02:41,432 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:02:41,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:02:41,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:02:41,433 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:02:41,433 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:02:41,433 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:02:41,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:02:41,434 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:02:41,435 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:02:41,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:02:41,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:02:41,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:02:41,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:02:41,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:02:41,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:02:41,437 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:02:41,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:02:41,437 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:02:41,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:02:41,437 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2020-11-22 13:02:41,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:02:41,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:02:41,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:02:41,739 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:02:41,740 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:02:41,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2020-11-22 13:02:41,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/45e7c2dce/9c26c2e6410d42c08d504cd54a901bd3/FLAGeb9ba2317 [2020-11-22 13:02:42,665 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:02:42,665 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2020-11-22 13:02:42,706 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/45e7c2dce/9c26c2e6410d42c08d504cd54a901bd3/FLAGeb9ba2317 [2020-11-22 13:02:42,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/45e7c2dce/9c26c2e6410d42c08d504cd54a901bd3 [2020-11-22 13:02:42,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:02:42,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:02:42,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:02:42,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:02:42,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:02:42,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:42" (1/1) ... [2020-11-22 13:02:42,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216bdb73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:02:42, skipping insertion in model container [2020-11-22 13:02:42,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:42" (1/1) ... [2020-11-22 13:02:42,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:02:42,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:02:44,086 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 [2020-11-22 13:02:44,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7105590a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:02:44, skipping insertion in model container [2020-11-22 13:02:44,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:02:44,094 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:02:44,097 INFO L168 Benchmark]: Toolchain (without parser) took 1343.39 ms. Allocated memory is still 121.6 MB. Free memory was 84.8 MB in the beginning and 82.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:44,098 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:02:44,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1338.13 ms. Allocated memory is still 121.6 MB. Free memory was 84.6 MB in the beginning and 82.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:44,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 77.6 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1338.13 ms. Allocated memory is still 121.6 MB. Free memory was 84.6 MB in the beginning and 82.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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 0.2.0-a4ecdab [2020-11-22 13:02:46,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:02:46,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:02:46,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:02:46,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:02:46,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:02:46,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:02:46,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:02:46,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:02:46,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:02:46,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:02:46,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:02:46,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:02:46,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:02:46,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:02:46,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:02:46,477 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:02:46,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:02:46,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:02:46,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:02:46,496 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:02:46,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:02:46,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:02:46,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:02:46,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:02:46,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:02:46,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:02:46,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:02:46,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:02:46,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:02:46,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:02:46,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:02:46,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:02:46,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:02:46,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:02:46,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:02:46,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:02:46,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:02:46,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:02:46,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:02:46,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:02:46,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-22 13:02:46,572 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:02:46,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:02:46,574 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:02:46,574 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:02:46,574 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:02:46,574 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:02:46,574 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:02:46,575 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:02:46,575 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:02:46,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:02:46,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:02:46,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:02:46,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:02:46,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:02:46,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:02:46,576 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:02:46,577 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:02:46,577 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:02:46,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:02:46,577 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:02:46,577 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:02:46,577 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:02:46,577 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:02:46,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:02:46,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:02:46,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:02:46,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:02:46,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:02:46,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:02:46,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:02:46,578 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:02:46,579 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:02:46,579 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:02:46,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:02:46,579 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2020-11-22 13:02:46,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:02:46,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:02:46,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:02:46,988 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:02:46,989 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:02:46,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2020-11-22 13:02:47,065 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/cc6df90c5/d520c7687525494b92ee4fceb7a9f3ec/FLAGd1b06409b [2020-11-22 13:02:47,924 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:02:47,924 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2020-11-22 13:02:47,972 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/cc6df90c5/d520c7687525494b92ee4fceb7a9f3ec/FLAGd1b06409b [2020-11-22 13:02:48,011 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_620c0ed6-85c5-4ee9-9968-90295ce3b579/bin/utaipan/data/cc6df90c5/d520c7687525494b92ee4fceb7a9f3ec [2020-11-22 13:02:48,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:02:48,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:02:48,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:02:48,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:02:48,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:02:48,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:48" (1/1) ... [2020-11-22 13:02:48,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c76a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:02:48, skipping insertion in model container [2020-11-22 13:02:48,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:48" (1/1) ... [2020-11-22 13:02:48,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:02:48,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:02:49,380 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 [2020-11-22 13:02:49,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35f6334f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:02:49, skipping insertion in model container [2020-11-22 13:02:49,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:02:49,382 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:02:49,384 INFO L168 Benchmark]: Toolchain (without parser) took 1367.72 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 21.8 MB in the beginning and 37.7 MB in the end (delta: -15.8 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:49,385 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.3 MB in the end (delta: 22.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:02:49,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1364.88 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 21.6 MB in the beginning and 37.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:49,388 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.3 MB in the end (delta: 22.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1364.88 ms. Allocated memory was 50.3 MB in the beginning and 69.2 MB in the end (delta: 18.9 MB). Free memory was 21.6 MB in the beginning and 37.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 7.5 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...