./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/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 59a6a45184a220c47bfd22f69457df0c490dc3da ......................................................................................................................................... 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_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/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 59a6a45184a220c47bfd22f69457df0c490dc3da ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 07:05:31,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 07:05:31,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 07:05:31,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 07:05:31,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 07:05:31,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 07:05:31,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 07:05:31,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 07:05:31,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 07:05:31,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 07:05:31,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 07:05:31,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 07:05:31,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 07:05:31,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 07:05:31,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 07:05:31,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 07:05:31,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 07:05:31,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 07:05:31,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 07:05:31,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 07:05:31,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 07:05:31,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 07:05:31,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 07:05:31,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 07:05:31,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 07:05:31,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 07:05:31,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 07:05:31,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 07:05:31,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 07:05:31,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 07:05:31,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 07:05:31,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 07:05:31,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 07:05:31,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 07:05:31,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 07:05:31,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 07:05:31,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 07:05:31,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 07:05:31,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 07:05:31,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 07:05:31,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 07:05:31,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-12-09 07:05:31,491 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 07:05:31,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 07:05:31,492 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 07:05:31,492 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 07:05:31,492 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 07:05:31,493 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 07:05:31,493 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 07:05:31,493 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 07:05:31,493 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 07:05:31,493 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 07:05:31,493 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 07:05:31,494 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 07:05:31,494 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 07:05:31,494 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 07:05:31,494 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 07:05:31,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 07:05:31,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 07:05:31,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 07:05:31,495 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 07:05:31,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 07:05:31,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 07:05:31,496 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 07:05:31,496 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 07:05:31,496 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 07:05:31,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 07:05:31,496 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 07:05:31,497 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 07:05:31,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 07:05:31,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 07:05:31,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:05:31,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 07:05:31,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 07:05:31,498 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 07:05:31,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 07:05:31,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 07:05:31,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 07:05:31,498 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_9636bf67-eebe-45db-b933-2edd85318a68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59a6a45184a220c47bfd22f69457df0c490dc3da [2020-12-09 07:05:31,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 07:05:31,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 07:05:31,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 07:05:31,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 07:05:31,707 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 07:05:31,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2020-12-09 07:05:31,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/13632b5d1/22c560859cf6443d9b283cc436ebd9cc/FLAG40d24bf18 [2020-12-09 07:05:32,216 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 07:05:32,216 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2020-12-09 07:05:32,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/13632b5d1/22c560859cf6443d9b283cc436ebd9cc/FLAG40d24bf18 [2020-12-09 07:05:32,243 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/13632b5d1/22c560859cf6443d9b283cc436ebd9cc [2020-12-09 07:05:32,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 07:05:32,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 07:05:32,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 07:05:32,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 07:05:32,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 07:05:32,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:05:32" (1/1) ... [2020-12-09 07:05:32,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b5e6e4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:32, skipping insertion in model container [2020-12-09 07:05:32,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:05:32" (1/1) ... [2020-12-09 07:05:32,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 07:05:32,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:05:32,930 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-12-09 07:05:32,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d242d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:32, skipping insertion in model container [2020-12-09 07:05:32,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 07:05:32,931 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 07:05:32,932 INFO L168 Benchmark]: Toolchain (without parser) took 685.37 ms. Allocated memory is still 96.5 MB. Free memory was 52.2 MB in the beginning and 54.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:32,933 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 96.5 MB. Free memory is still 72.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 07:05:32,933 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.50 ms. Allocated memory is still 96.5 MB. Free memory was 51.9 MB in the beginning and 54.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:32,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 96.5 MB. Free memory is still 72.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 683.50 ms. Allocated memory is still 96.5 MB. Free memory was 51.9 MB in the beginning and 54.8 MB in the end (delta: -2.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 07:05:34,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 07:05:34,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 07:05:34,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 07:05:34,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 07:05:34,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 07:05:34,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 07:05:34,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 07:05:34,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 07:05:34,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 07:05:34,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 07:05:34,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 07:05:34,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 07:05:34,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 07:05:34,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 07:05:34,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 07:05:34,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 07:05:34,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 07:05:34,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 07:05:34,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 07:05:34,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 07:05:34,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 07:05:34,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 07:05:34,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 07:05:34,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 07:05:34,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 07:05:34,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 07:05:34,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 07:05:34,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 07:05:34,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 07:05:34,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 07:05:34,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 07:05:34,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 07:05:34,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 07:05:34,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 07:05:34,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 07:05:34,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 07:05:34,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 07:05:34,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 07:05:34,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 07:05:34,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 07:05:34,346 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-12-09 07:05:34,362 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 07:05:34,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 07:05:34,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 07:05:34,363 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 07:05:34,363 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 07:05:34,363 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 07:05:34,364 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 07:05:34,364 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 07:05:34,364 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 07:05:34,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 07:05:34,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 07:05:34,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 07:05:34,365 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 07:05:34,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 07:05:34,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 07:05:34,365 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 07:05:34,365 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 07:05:34,365 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 07:05:34,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 07:05:34,366 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 07:05:34,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 07:05:34,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 07:05:34,366 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 07:05:34,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 07:05:34,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 07:05:34,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 07:05:34,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:05:34,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 07:05:34,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 07:05:34,367 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 07:05:34,367 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 07:05:34,367 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 07:05:34,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 07:05:34,367 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_9636bf67-eebe-45db-b933-2edd85318a68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59a6a45184a220c47bfd22f69457df0c490dc3da [2020-12-09 07:05:34,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 07:05:34,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 07:05:34,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 07:05:34,627 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 07:05:34,627 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 07:05:34,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2020-12-09 07:05:34,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/710ce7246/a1265c8a0ae049bf84307ad5854e0052/FLAG7231cd74a [2020-12-09 07:05:35,180 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 07:05:35,181 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2020-12-09 07:05:35,197 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/710ce7246/a1265c8a0ae049bf84307ad5854e0052/FLAG7231cd74a [2020-12-09 07:05:35,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9636bf67-eebe-45db-b933-2edd85318a68/bin/utaipan/data/710ce7246/a1265c8a0ae049bf84307ad5854e0052 [2020-12-09 07:05:35,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 07:05:35,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 07:05:35,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 07:05:35,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 07:05:35,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 07:05:35,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:05:35" (1/1) ... [2020-12-09 07:05:35,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50a0e3c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:35, skipping insertion in model container [2020-12-09 07:05:35,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:05:35" (1/1) ... [2020-12-09 07:05:35,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 07:05:35,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:05:36,435 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-12-09 07:05:36,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ae00b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:05:36, skipping insertion in model container [2020-12-09 07:05:36,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 07:05:36,436 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 07:05:36,438 INFO L168 Benchmark]: Toolchain (without parser) took 731.58 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.7 MB in the beginning and 40.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:36,438 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.6 MB in the end (delta: 73.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 07:05:36,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.15 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.6 MB in the beginning and 40.2 MB in the end (delta: -9.6 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2020-12-09 07:05:36,441 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.6 MB in the end (delta: 73.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 730.15 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.6 MB in the beginning and 40.2 MB in the end (delta: -9.6 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...