./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh --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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 05:42:16,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:42:16,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:42:16,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:42:16,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:42:16,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:42:16,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:42:16,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:42:16,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:42:16,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:42:16,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:42:16,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:42:16,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:42:16,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:42:16,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:42:16,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:42:16,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:42:16,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:42:16,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:42:16,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:42:16,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:42:16,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:42:16,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:42:16,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:42:16,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:42:16,305 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:42:16,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:42:16,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:42:16,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:42:16,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:42:16,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:42:16,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:42:16,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:42:16,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:42:16,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:42:16,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:42:16,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:42:16,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:42:16,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:42:16,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:42:16,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:42:16,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-12-14 05:42:16,332 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:42:16,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:42:16,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:42:16,333 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:42:16,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:42:16,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:42:16,333 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:42:16,334 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:42:16,334 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:42:16,334 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:42:16,334 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:42:16,334 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:42:16,334 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:42:16,334 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:42:16,335 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:42:16,335 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:42:16,335 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:42:16,335 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:42:16,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 05:42:16,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 05:42:16,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:42:16,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:42:16,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:42:16,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:42:16,337 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 05:42:16,337 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 05:42:16,337 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 05:42:16,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:42:16,337 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 05:42:16,337 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:42:16,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:42:16,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:42:16,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:42:16,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:42:16,338 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:42:16,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:42:16,338 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:42:16,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:42:16,339 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:42:16,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2022-12-14 05:42:16,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:42:16,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:42:16,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:42:16,547 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:42:16,548 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:42:16,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-12-14 05:42:19,243 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:42:19,542 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:42:19,542 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-12-14 05:42:19,565 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data/6d10ff369/f1a413e2172840c7afbb81caf187f876/FLAG30f31f437 [2022-12-14 05:42:19,576 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data/6d10ff369/f1a413e2172840c7afbb81caf187f876 [2022-12-14 05:42:19,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:42:19,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:42:19,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:42:19,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:42:19,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:42:19,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:42:19" (1/1) ... [2022-12-14 05:42:19,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29459414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:42:19, skipping insertion in model container [2022-12-14 05:42:19,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:42:19" (1/1) ... [2022-12-14 05:42:19,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:42:19,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:42:20,630 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 05:42:20,633 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 05:42:20,644 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 05:42:20,657 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 05:42:20,658 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 05:42:20,664 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2022-12-14 05:42:20,665 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2022-12-14 05:42:20,666 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 05:42:20,668 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-12-14 05:42:20,669 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 05:42:20,674 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-12-14 05:42:20,674 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 05:42:20,678 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-12-14 05:42:20,683 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-12-14 05:42:20,685 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-12-14 05:42:20,685 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 05:42:20,697 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-12-14 05:42:20,699 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 05:42:20,704 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-12-14 05:42:20,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@359211c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:42:20, skipping insertion in model container [2022-12-14 05:42:20,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:42:20,705 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 05:42:20,706 INFO L158 Benchmark]: Toolchain (without parser) took 1125.72ms. Allocated memory is still 125.8MB. Free memory was 85.2MB in the beginning and 88.5MB in the end (delta: -3.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-14 05:42:20,707 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:42:20,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1123.75ms. Allocated memory is still 125.8MB. Free memory was 84.8MB in the beginning and 89.2MB in the end (delta: -4.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-12-14 05:42:20,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 102.8MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1123.75ms. Allocated memory is still 125.8MB. Free memory was 84.8MB in the beginning and 89.2MB in the end (delta: -4.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh --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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 05:42:22,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:42:22,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:42:22,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:42:22,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:42:22,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:42:22,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:42:22,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:42:22,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:42:22,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:42:22,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:42:22,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:42:22,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:42:22,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:42:22,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:42:22,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:42:22,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:42:22,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:42:22,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:42:22,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:42:22,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:42:22,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:42:22,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:42:22,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:42:22,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:42:22,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:42:22,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:42:22,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:42:22,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:42:22,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:42:22,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:42:22,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:42:22,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:42:22,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:42:22,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:42:22,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:42:22,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:42:22,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:42:22,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:42:22,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:42:22,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:42:22,168 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-12-14 05:42:22,184 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:42:22,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:42:22,185 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:42:22,185 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:42:22,185 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:42:22,185 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:42:22,186 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:42:22,186 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:42:22,186 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:42:22,186 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:42:22,186 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:42:22,186 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:42:22,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 05:42:22,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 05:42:22,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:42:22,187 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 05:42:22,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:42:22,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:42:22,188 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 05:42:22,188 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 05:42:22,188 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 05:42:22,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:42:22,188 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 05:42:22,189 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 05:42:22,189 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 05:42:22,189 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:42:22,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:42:22,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 05:42:22,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:42:22,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:42:22,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:42:22,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:42:22,190 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 05:42:22,190 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 05:42:22,191 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:42:22,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 05:42:22,191 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_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2022-12-14 05:42:22,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:42:22,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:42:22,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:42:22,411 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:42:22,411 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:42:22,413 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-12-14 05:42:24,900 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:42:25,178 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:42:25,178 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-12-14 05:42:25,194 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data/d19d89239/5d5068ba9f3a4e0fbe952f7ab5e9c84f/FLAGa3ce82ab3 [2022-12-14 05:42:25,205 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/bin/utaipan-gh47qXpMRh/data/d19d89239/5d5068ba9f3a4e0fbe952f7ab5e9c84f [2022-12-14 05:42:25,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:42:25,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:42:25,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:42:25,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:42:25,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:42:25,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:42:25" (1/1) ... [2022-12-14 05:42:25,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68787cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:42:25, skipping insertion in model container [2022-12-14 05:42:25,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:42:25" (1/1) ... [2022-12-14 05:42:25,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:42:25,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:42:26,113 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 05:42:26,116 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 05:42:26,124 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 05:42:26,133 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 05:42:26,133 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 05:42:26,140 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2022-12-14 05:42:26,142 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4b5138b-d7d0-443b-999b-22375017c1c3/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2022-12-14 05:42:26,142 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 05:42:26,144 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-12-14 05:42:26,145 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 05:42:26,150 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-12-14 05:42:26,151 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 05:42:26,155 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-12-14 05:42:26,160 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-12-14 05:42:26,161 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-12-14 05:42:26,162 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 05:42:26,175 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-12-14 05:42:26,177 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 05:42:26,182 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-12-14 05:42:26,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2422b3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:42:26, skipping insertion in model container [2022-12-14 05:42:26,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:42:26,183 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 05:42:26,185 INFO L158 Benchmark]: Toolchain (without parser) took 975.80ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 35.5MB in the end (delta: 17.4MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-12-14 05:42:26,186 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 05:42:26,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 974.09ms. Allocated memory is still 75.5MB. Free memory was 52.7MB in the beginning and 35.5MB in the end (delta: 17.1MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-12-14 05:42:26,188 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 974.09ms. Allocated memory is still 75.5MB. Free memory was 52.7MB in the beginning and 35.5MB in the end (delta: 17.1MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN