./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9d4473b9b88be90828a80f59979d383194691218 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9d4473b9b88be90828a80f59979d383194691218 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:59:24,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:59:24,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:59:24,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:59:24,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:59:24,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:59:24,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:59:24,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:59:24,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:59:24,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:59:24,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:59:24,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:59:24,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:59:24,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:59:24,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:59:24,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:59:24,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:59:24,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:59:24,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:59:24,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:59:24,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:59:24,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:59:24,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:59:24,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:59:24,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:59:24,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:59:24,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:59:24,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:59:24,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:59:24,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:59:24,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:59:24,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:59:24,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:59:24,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:59:24,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:59:24,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:59:24,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:59:24,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:59:24,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:59:24,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:59:24,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:59:24,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-22 12:59:24,290 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:59:24,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:59:24,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:59:24,292 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:59:24,292 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:59:24,292 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:59:24,293 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:59:24,293 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:59:24,293 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:59:24,294 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:59:24,294 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:59:24,295 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:59:24,295 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:59:24,295 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:59:24,296 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:59:24,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 12:59:24,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 12:59:24,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:59:24,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 12:59:24,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:59:24,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:59:24,298 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 12:59:24,298 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 12:59:24,298 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 12:59:24,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:59:24,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:59:24,298 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:59:24,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:59:24,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:59:24,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:59:24,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:59:24,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:59:24,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:59:24,300 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:59:24,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:59:24,300 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:59:24,300 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:59:24,300 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d4473b9b88be90828a80f59979d383194691218 [2020-11-22 12:59:24,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:59:24,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:59:24,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:59:24,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:59:24,580 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:59:24,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-11-22 12:59:24,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/d4532ee1f/d5006a00617b4df693861b8bdb743166/FLAG82d050bba [2020-11-22 12:59:25,365 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:59:25,365 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-11-22 12:59:25,401 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/d4532ee1f/d5006a00617b4df693861b8bdb743166/FLAG82d050bba [2020-11-22 12:59:25,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/d4532ee1f/d5006a00617b4df693861b8bdb743166 [2020-11-22 12:59:25,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:59:25,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:59:25,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:25,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:59:25,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:59:25,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:25" (1/1) ... [2020-11-22 12:59:25,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18fd1ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:25, skipping insertion in model container [2020-11-22 12:59:25,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:25" (1/1) ... [2020-11-22 12:59:25,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:59:25,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:59:27,375 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-22 12:59:27,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77e73fa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:27, skipping insertion in model container [2020-11-22 12:59:27,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:27,376 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:59:27,378 INFO L168 Benchmark]: Toolchain (without parser) took 1894.27 ms. Allocated memory is still 102.8 MB. Free memory was 62.6 MB in the beginning and 52.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:27,379 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 37.0 MB in the beginning and 37.0 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:59:27,380 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1890.25 ms. Allocated memory is still 102.8 MB. Free memory was 62.4 MB in the beginning and 52.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:27,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 37.0 MB in the beginning and 37.0 MB in the end (delta: 36.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1890.25 ms. Allocated memory is still 102.8 MB. Free memory was 62.4 MB in the beginning and 52.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:59:29,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:59:29,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:59:29,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:59:29,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:59:29,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:59:29,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:59:29,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:59:29,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:59:29,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:59:29,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:59:29,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:59:29,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:59:29,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:59:29,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:59:29,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:59:29,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:59:29,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:59:29,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:59:29,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:59:29,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:59:29,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:59:29,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:59:29,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:59:29,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:59:29,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:59:29,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:59:29,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:59:29,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:59:29,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:59:29,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:59:29,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:59:29,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:59:29,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:59:29,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:59:29,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:59:29,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:59:29,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:59:29,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:59:29,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:59:29,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:59:29,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-22 12:59:29,783 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:59:29,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:59:29,785 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:59:29,786 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:59:29,786 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:59:29,786 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:59:29,786 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:59:29,786 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:59:29,787 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:59:29,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 12:59:29,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 12:59:29,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:59:29,790 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 12:59:29,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:59:29,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:59:29,790 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 12:59:29,790 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 12:59:29,791 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 12:59:29,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:59:29,791 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:59:29,791 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:59:29,791 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:59:29,792 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:59:29,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:59:29,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:59:29,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:59:29,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:59:29,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:59:29,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:59:29,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:59:29,793 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:59:29,793 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:59:29,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:59:29,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:59:29,794 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d4473b9b88be90828a80f59979d383194691218 [2020-11-22 12:59:30,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:59:30,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:59:30,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:59:30,175 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:59:30,176 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:59:30,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-11-22 12:59:30,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/77193b983/9b5391be06994fd7bdf394579d6e4bf0/FLAG6a484d412 [2020-11-22 12:59:31,060 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:59:31,061 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-11-22 12:59:31,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/77193b983/9b5391be06994fd7bdf394579d6e4bf0/FLAG6a484d412 [2020-11-22 12:59:31,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bb65b694-3d62-49df-b480-fa09a0a72655/bin/utaipan/data/77193b983/9b5391be06994fd7bdf394579d6e4bf0 [2020-11-22 12:59:31,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:59:31,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:59:31,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:31,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:59:31,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:59:31,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:31" (1/1) ... [2020-11-22 12:59:31,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f61a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:31, skipping insertion in model container [2020-11-22 12:59:31,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:59:31" (1/1) ... [2020-11-22 12:59:31,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:59:31,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:59:33,510 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-22 12:59:33,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2acf97d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:59:33, skipping insertion in model container [2020-11-22 12:59:33,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:59:33,512 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:59:33,514 INFO L168 Benchmark]: Toolchain (without parser) took 1915.64 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 32.6 MB in the beginning and 39.9 MB in the end (delta: -7.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:33,518 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 60.8 MB. Free memory is still 42.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:59:33,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1913.42 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 32.4 MB in the beginning and 39.9 MB in the end (delta: -7.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2020-11-22 12:59:33,522 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 60.8 MB. Free memory is still 42.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1913.42 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 32.4 MB in the beginning and 39.9 MB in the end (delta: -7.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. * 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...