./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/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_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:25:09,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:25:09,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:25:09,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:25:09,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:25:09,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:25:09,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:25:09,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:25:09,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:25:09,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:25:09,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:25:09,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:25:09,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:25:09,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:25:09,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:25:09,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:25:09,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:25:09,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:25:09,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:25:09,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:25:09,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:25:09,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:25:09,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:25:09,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:25:09,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:25:09,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:25:09,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:25:09,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:25:09,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:25:09,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:25:09,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:25:09,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:25:09,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:25:09,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:25:09,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:25:09,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:25:09,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:25:09,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:25:09,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:25:09,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:25:09,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:25:09,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-07 01:25:09,413 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:25:09,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:25:09,415 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:25:09,421 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:25:09,422 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:25:09,422 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:25:09,422 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:25:09,422 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:25:09,423 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:25:09,423 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:25:09,424 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:25:09,425 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:25:09,425 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:25:09,425 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:25:09,426 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:25:09,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:25:09,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:25:09,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:25:09,427 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:25:09,427 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:25:09,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:25:09,428 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:25:09,428 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:25:09,428 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-07 01:25:09,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:25:09,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:25:09,431 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:25:09,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:25:09,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:25:09,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:25:09,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:25:09,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:25:09,433 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:25:09,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:25:09,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:25:09,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:25:09,434 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_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2021-11-07 01:25:09,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:25:09,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:25:09,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:25:09,757 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:25:09,758 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:25:09,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-07 01:25:09,823 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/23398bccc/89c40c92f0e44168bd65be5f7a76c81d/FLAG7ac3e4bee [2021-11-07 01:25:10,676 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:25:10,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-07 01:25:10,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/23398bccc/89c40c92f0e44168bd65be5f7a76c81d/FLAG7ac3e4bee [2021-11-07 01:25:11,174 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/23398bccc/89c40c92f0e44168bd65be5f7a76c81d [2021-11-07 01:25:11,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:25:11,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:25:11,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:11,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:25:11,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:25:11,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:11" (1/1) ... [2021-11-07 01:25:11,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c102f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:11, skipping insertion in model container [2021-11-07 01:25:11,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:11" (1/1) ... [2021-11-07 01:25:11,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:25:11,277 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:25:13,307 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-07 01:25:13,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d1ba702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:13, skipping insertion in model container [2021-11-07 01:25:13,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:13,309 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:25:13,312 INFO L168 Benchmark]: Toolchain (without parser) took 2128.24 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 59.0 MB in the beginning and 53.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:13,313 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 66.0 MB in the beginning and 66.0 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:25:13,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2125.61 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 58.8 MB in the beginning and 53.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:13,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 66.0 MB in the beginning and 66.0 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2125.61 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 58.8 MB in the beginning and 53.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 23.1 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... --- 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_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/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_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:25:15,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:25:15,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:25:15,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:25:15,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:25:15,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:25:15,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:25:15,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:25:15,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:25:15,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:25:15,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:25:15,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:25:15,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:25:15,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:25:15,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:25:15,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:25:15,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:25:15,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:25:15,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:25:15,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:25:15,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:25:15,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:25:15,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:25:15,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:25:15,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:25:15,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:25:15,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:25:15,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:25:15,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:25:15,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:25:15,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:25:15,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:25:15,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:25:15,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:25:15,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:25:15,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:25:15,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:25:15,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:25:15,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:25:15,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:25:15,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:25:15,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-07 01:25:15,809 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:25:15,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:25:15,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:25:15,812 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:25:15,813 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:25:15,813 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:25:15,813 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:25:15,814 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:25:15,814 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:25:15,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:25:15,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:25:15,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:25:15,818 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:25:15,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:25:15,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:25:15,819 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:25:15,819 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:25:15,819 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-07 01:25:15,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:25:15,820 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:25:15,820 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:25:15,821 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:25:15,821 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:25:15,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:25:15,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:25:15,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:25:15,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:25:15,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:25:15,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:25:15,823 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:25:15,823 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:25:15,823 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:25:15,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:25:15,824 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_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2021-11-07 01:25:16,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:25:16,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:25:16,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:25:16,235 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:25:16,236 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:25:16,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-07 01:25:16,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/a5bb55181/30f4ce2fa04746b4b960124d7e41ba65/FLAG57a5524f7 [2021-11-07 01:25:17,232 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:25:17,232 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-07 01:25:17,291 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/a5bb55181/30f4ce2fa04746b4b960124d7e41ba65/FLAG57a5524f7 [2021-11-07 01:25:17,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_004d4c26-d775-4d00-8a26-593d5717a472/bin/utaipan-UUZaoUuFF8/data/a5bb55181/30f4ce2fa04746b4b960124d7e41ba65 [2021-11-07 01:25:17,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:25:17,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:25:17,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:17,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:25:17,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:25:17,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:17" (1/1) ... [2021-11-07 01:25:17,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b043407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:17, skipping insertion in model container [2021-11-07 01:25:17,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:25:17" (1/1) ... [2021-11-07 01:25:17,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:25:17,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:25:19,982 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-07 01:25:19,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a8d53d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:25:19, skipping insertion in model container [2021-11-07 01:25:19,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:25:19,985 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:25:19,988 INFO L168 Benchmark]: Toolchain (without parser) took 2206.70 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 32.6 MB in the beginning and 48.3 MB in the end (delta: -15.6 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:19,990 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:25:19,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2202.06 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 32.4 MB in the beginning and 48.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:25:19,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2202.06 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 32.4 MB in the beginning and 48.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 21.3 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN