./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/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_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta --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-dbf71c6-m [2022-10-17 17:22:54,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:22:54,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:22:54,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:22:54,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:22:54,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:22:54,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:22:54,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:22:54,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:22:54,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:22:54,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:22:54,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:22:54,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:22:54,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:22:54,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:22:54,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:22:54,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:22:54,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:22:54,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:22:54,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:22:54,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:22:54,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:22:54,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:22:54,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:22:54,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:22:54,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:22:54,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:22:54,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:22:54,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:22:54,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:22:54,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:22:54,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:22:54,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:22:54,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:22:54,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:22:54,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:22:54,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:22:54,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:22:54,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:22:54,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:22:54,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:22:54,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2022-10-17 17:22:54,579 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:22:54,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:22:54,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:22:54,581 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:22:54,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:22:54,582 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:22:54,582 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:22:54,582 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:22:54,583 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:22:54,583 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:22:54,584 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:22:54,584 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:22:54,585 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:22:54,585 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:22:54,585 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:22:54,585 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:22:54,585 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:22:54,586 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:22:54,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:22:54,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:22:54,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:22:54,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:22:54,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:22:54,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:22:54,589 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:22:54,589 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:22:54,590 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:22:54,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:22:54,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:22:54,591 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:22:54,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:22:54,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:22:54,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:22:54,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:22:54,592 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:22:54,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:22:54,592 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:22:54,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:22:54,593 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:22:54,593 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_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2022-10-17 17:22:54,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:22:54,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:22:54,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:22:54,930 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:22:54,931 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:22:54,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-10-17 17:22:55,012 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/0c04a0902/6e8ec71e3fec465186b8e6b29a062790/FLAG415b82396 [2022-10-17 17:22:55,781 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:22:55,782 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-10-17 17:22:55,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/0c04a0902/6e8ec71e3fec465186b8e6b29a062790/FLAG415b82396 [2022-10-17 17:22:56,296 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/0c04a0902/6e8ec71e3fec465186b8e6b29a062790 [2022-10-17 17:22:56,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:22:56,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:22:56,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:22:56,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:22:56,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:22:56,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:22:56" (1/1) ... [2022-10-17 17:22:56,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@423e2914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:22:56, skipping insertion in model container [2022-10-17 17:22:56,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:22:56" (1/1) ... [2022-10-17 17:22:56,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:22:56,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:22:58,387 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-10-17 17:22:58,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35189442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:22:58, skipping insertion in model container [2022-10-17 17:22:58,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:22:58,389 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:22:58,392 INFO L158 Benchmark]: Toolchain (without parser) took 2089.68ms. Allocated memory is still 98.6MB. Free memory was 68.5MB in the beginning and 45.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 17:22:58,393 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:22:58,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2087.18ms. Allocated memory is still 98.6MB. Free memory was 68.5MB in the beginning and 45.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 17:22:58,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory is still 67.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2087.18ms. Allocated memory is still 98.6MB. Free memory was 68.5MB in the beginning and 45.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/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_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta --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-dbf71c6-m [2022-10-17 17:23:00,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:23:00,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:23:00,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:23:00,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:23:00,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:23:00,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:23:00,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:23:00,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:23:00,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:23:00,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:23:00,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:23:00,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:23:00,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:23:00,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:23:00,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:23:00,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:23:00,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:23:00,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:23:00,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:23:00,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:23:00,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:23:00,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:23:00,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:23:00,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:23:00,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:23:00,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:23:00,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:23:00,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:23:00,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:23:00,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:23:00,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:23:00,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:23:00,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:23:00,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:23:00,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:23:00,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:23:00,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:23:00,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:23:00,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:23:00,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:23:00,818 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2022-10-17 17:23:00,865 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:23:00,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:23:00,866 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:23:00,867 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:23:00,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:23:00,868 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:23:00,868 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:23:00,869 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:23:00,869 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:23:00,869 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:23:00,870 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:23:00,870 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:23:00,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:23:00,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:23:00,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:23:00,873 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:23:00,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:23:00,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:23:00,874 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:23:00,874 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:23:00,874 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:23:00,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:23:00,875 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:23:00,875 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:23:00,875 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:23:00,875 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:23:00,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:23:00,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:23:00,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:23:00,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:23:00,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:23:00,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:23:00,877 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:23:00,877 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:23:00,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:23:00,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:23:00,878 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_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2022-10-17 17:23:01,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:23:01,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:23:01,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:23:01,337 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:23:01,338 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:23:01,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-10-17 17:23:01,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/208ea935d/602c769399144bdf989dabf0838aa74b/FLAG787e03d8d [2022-10-17 17:23:02,327 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:23:02,327 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/sv-benchmarks/c/busybox-1.22.0/od-1.i [2022-10-17 17:23:02,372 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/208ea935d/602c769399144bdf989dabf0838aa74b/FLAG787e03d8d [2022-10-17 17:23:02,804 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b0c1544-4268-47e0-a751-96374a6c8140/bin/utaipan-G1rejxKTta/data/208ea935d/602c769399144bdf989dabf0838aa74b [2022-10-17 17:23:02,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:23:02,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:23:02,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:23:02,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:23:02,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:23:02,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:02" (1/1) ... [2022-10-17 17:23:02,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335b499b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:23:02, skipping insertion in model container [2022-10-17 17:23:02,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:02" (1/1) ... [2022-10-17 17:23:02,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:23:02,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:23:05,392 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-10-17 17:23:05,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a6808d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:23:05, skipping insertion in model container [2022-10-17 17:23:05,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:23:05,395 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 17:23:05,397 INFO L158 Benchmark]: Toolchain (without parser) took 2587.96ms. Allocated memory is still 71.3MB. Free memory was 51.2MB in the beginning and 42.9MB in the end (delta: 8.3MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-10-17 17:23:05,399 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory was 29.7MB in the beginning and 29.6MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:23:05,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2584.70ms. Allocated memory is still 71.3MB. Free memory was 51.0MB in the beginning and 42.9MB in the end (delta: 8.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2022-10-17 17:23:05,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 50.3MB. Free memory was 29.7MB in the beginning and 29.6MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2584.70ms. Allocated memory is still 71.3MB. Free memory was 51.0MB in the beginning and 42.9MB in the end (delta: 8.1MB). Peak memory consumption was 21.7MB. 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