./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-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_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/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_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/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_2db73d2d-6643-41cb-852c-b342a555cacd/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 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 --- 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 09:29:56,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:29:56,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:29:56,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:29:56,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:29:56,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:29:56,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:29:56,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:29:56,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:29:56,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:29:56,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:29:56,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:29:56,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:29:56,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:29:56,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:29:56,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:29:56,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:29:56,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:29:56,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:29:56,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:29:56,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:29:56,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:29:56,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:29:56,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:29:56,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:29:56,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:29:56,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:29:56,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:29:56,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:29:56,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:29:56,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:29:56,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:29:56,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:29:56,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:29:56,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:29:56,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:29:56,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:29:56,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:29:56,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:29:56,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:29:56,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:29:56,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-12-14 09:29:56,451 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:29:56,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:29:56,452 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:29:56,452 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:29:56,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:29:56,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:29:56,453 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:29:56,453 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:29:56,453 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:29:56,453 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 09:29:56,454 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:29:56,454 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:29:56,454 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 09:29:56,454 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 09:29:56,454 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:29:56,455 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 09:29:56,455 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 09:29:56,455 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 09:29:56,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 09:29:56,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 09:29:56,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:29:56,456 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:29:56,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:29:56,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:29:56,456 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 09:29:56,456 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 09:29:56,456 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 09:29:56,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:29:56,457 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:29:56,457 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:29:56,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:29:56,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:29:56,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:29:56,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:29:56,458 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 09:29:56,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:29:56,458 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 09:29:56,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 09:29:56,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:29:56,458 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_2db73d2d-6643-41cb-852c-b342a555cacd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2022-12-14 09:29:56,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:29:56,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:29:56,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:29:56,672 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:29:56,672 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:29:56,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-12-14 09:29:59,289 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:29:59,611 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:29:59,611 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-12-14 09:29:59,631 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data/a6b594526/20c17fcb0f7b4f16be3852dd0c0173de/FLAG5e0ac6e9d [2022-12-14 09:29:59,641 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data/a6b594526/20c17fcb0f7b4f16be3852dd0c0173de [2022-12-14 09:29:59,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:29:59,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:29:59,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:29:59,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:29:59,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:29:59,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:59" (1/1) ... [2022-12-14 09:29:59,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d03179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:29:59, skipping insertion in model container [2022-12-14 09:29:59,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:29:59" (1/1) ... [2022-12-14 09:29:59,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:29:59,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:30:00,929 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 09:30:00,930 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 09:30:00,932 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 09:30:00,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27d02070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:30:00, skipping insertion in model container [2022-12-14 09:30:00,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:30:00,932 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 09:30:00,933 INFO L158 Benchmark]: Toolchain (without parser) took 1289.20ms. Allocated memory is still 130.0MB. Free memory was 87.2MB in the beginning and 86.7MB in the end (delta: 486.2kB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2022-12-14 09:30:00,934 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 107.0MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:30:00,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1287.58ms. Allocated memory is still 130.0MB. Free memory was 87.2MB in the beginning and 86.7MB in the end (delta: 486.2kB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2022-12-14 09:30:00,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 107.0MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1287.58ms. Allocated memory is still 130.0MB. Free memory was 87.2MB in the beginning and 86.7MB in the end (delta: 486.2kB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/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_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/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_2db73d2d-6643-41cb-852c-b342a555cacd/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 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 --- 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 09:30:02,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:30:02,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:30:02,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:30:02,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:30:02,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:30:02,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:30:02,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:30:02,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:30:02,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:30:02,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:30:02,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:30:02,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:30:02,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:30:02,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:30:02,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:30:02,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:30:02,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:30:02,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:30:02,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:30:02,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:30:02,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:30:02,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:30:02,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:30:02,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:30:02,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:30:02,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:30:02,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:30:02,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:30:02,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:30:02,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:30:02,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:30:02,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:30:02,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:30:02,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:30:02,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:30:02,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:30:02,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:30:02,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:30:02,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:30:02,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:30:02,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-12-14 09:30:02,351 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:30:02,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:30:02,351 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:30:02,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:30:02,352 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:30:02,352 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:30:02,352 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:30:02,353 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:30:02,353 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:30:02,353 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:30:02,353 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:30:02,353 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:30:02,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 09:30:02,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 09:30:02,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:30:02,355 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:30:02,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:30:02,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:30:02,355 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 09:30:02,355 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 09:30:02,356 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 09:30:02,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:30:02,356 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:30:02,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 09:30:02,356 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 09:30:02,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:30:02,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:30:02,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 09:30:02,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:30:02,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:30:02,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:30:02,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:30:02,357 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 09:30:02,357 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 09:30:02,357 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:30:02,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 09:30:02,358 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_2db73d2d-6643-41cb-852c-b342a555cacd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2022-12-14 09:30:02,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:30:02,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:30:02,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:30:02,621 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:30:02,622 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:30:02,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-12-14 09:30:05,204 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:30:05,583 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:30:05,584 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-12-14 09:30:05,604 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data/a9650f25f/33e7375464a842c9aa6ece1ccdabc539/FLAGdbc5756b3 [2022-12-14 09:30:05,614 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2db73d2d-6643-41cb-852c-b342a555cacd/bin/utaipan-gh47qXpMRh/data/a9650f25f/33e7375464a842c9aa6ece1ccdabc539 [2022-12-14 09:30:05,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:30:05,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:30:05,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:30:05,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:30:05,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:30:05,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:30:05" (1/1) ... [2022-12-14 09:30:05,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcbdce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:30:05, skipping insertion in model container [2022-12-14 09:30:05,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:30:05" (1/1) ... [2022-12-14 09:30:05,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:30:05,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:30:07,114 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 09:30:07,115 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 09:30:07,117 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 09:30:07,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@688bdc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:30:07, skipping insertion in model container [2022-12-14 09:30:07,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:30:07,117 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 09:30:07,119 INFO L158 Benchmark]: Toolchain (without parser) took 1500.77ms. Allocated memory is still 81.8MB. Free memory was 52.2MB in the beginning and 49.2MB in the end (delta: 3.0MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-12-14 09:30:07,119 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:30:07,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1499.10ms. Allocated memory is still 81.8MB. Free memory was 52.0MB in the beginning and 49.5MB in the end (delta: 2.5MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-12-14 09:30:07,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1499.10ms. Allocated memory is still 81.8MB. Free memory was 52.0MB in the beginning and 49.5MB in the end (delta: 2.5MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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