./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8 --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 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8 --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 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:44:28,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:44:28,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:44:28,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:44:28,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:44:28,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:44:28,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:44:28,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:44:28,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:44:28,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:44:28,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:44:28,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:44:28,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:44:28,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:44:28,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:44:28,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:44:28,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:44:28,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:44:28,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:44:28,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:44:28,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:44:28,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:44:28,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:44:28,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:44:28,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:44:28,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:44:28,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:44:28,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:44:28,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:44:28,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:44:28,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:44:28,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:44:28,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:44:28,437 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:44:28,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:44:28,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:44:28,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:44:28,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:44:28,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:44:28,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:44:28,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:44:28,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-13 07:44:28,486 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:44:28,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:44:28,488 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:44:28,494 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:44:28,494 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:44:28,495 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:44:28,495 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:44:28,495 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:44:28,495 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:44:28,496 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:44:28,497 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:44:28,497 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:44:28,497 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:44:28,497 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:44:28,498 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:44:28,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:44:28,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:44:28,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:44:28,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:44:28,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:44:28,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:44:28,500 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:44:28,500 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:44:28,500 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:44:28,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:44:28,501 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:44:28,502 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:44:28,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:44:28,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:44:28,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:44:28,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:44:28,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:44:28,504 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:44:28,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:44:28,504 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:44:28,505 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:44:28,505 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_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 [2021-10-13 07:44:28,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:44:28,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:44:28,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:44:28,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:44:28,793 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:44:28,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-13 07:44:28,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/c59a0b898/f055ee79eb564be391566b8c9ce69e1b/FLAG733b78d83 [2021-10-13 07:44:29,666 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:44:29,667 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-13 07:44:29,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/c59a0b898/f055ee79eb564be391566b8c9ce69e1b/FLAG733b78d83 [2021-10-13 07:44:29,734 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/c59a0b898/f055ee79eb564be391566b8c9ce69e1b [2021-10-13 07:44:29,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:44:29,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:44:29,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:29,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:44:29,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:44:29,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:29" (1/1) ... [2021-10-13 07:44:29,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@129a8567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:29, skipping insertion in model container [2021-10-13 07:44:29,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:29" (1/1) ... [2021-10-13 07:44:29,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:44:29,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:44:30,891 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 [2021-10-13 07:44:30,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c5fe192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:30, skipping insertion in model container [2021-10-13 07:44:30,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:30,892 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:44:30,895 INFO L168 Benchmark]: Toolchain (without parser) took 1155.49 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 48.6 MB in the beginning and 81.1 MB in the end (delta: -32.6 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:30,895 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory was 59.9 MB in the beginning and 59.8 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:44:30,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1152.91 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 48.4 MB in the beginning and 81.1 MB in the end (delta: -32.7 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:30,898 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 88.1 MB. Free memory was 59.9 MB in the beginning and 59.8 MB in the end (delta: 28.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1152.91 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 48.4 MB in the beginning and 81.1 MB in the end (delta: -32.7 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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 0.2.1-dev-4e77c04 [2021-10-13 07:44:33,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:44:33,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:44:33,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:44:33,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:44:33,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:44:33,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:44:33,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:44:33,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:44:33,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:44:33,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:44:33,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:44:33,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:44:33,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:44:33,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:44:33,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:44:33,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:44:33,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:44:33,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:44:33,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:44:33,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:44:33,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:44:33,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:44:33,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:44:33,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:44:33,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:44:33,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:44:33,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:44:33,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:44:33,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:44:33,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:44:33,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:44:33,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:44:33,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:44:33,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:44:33,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:44:33,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:44:33,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:44:33,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:44:33,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:44:33,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:44:33,280 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-13 07:44:33,313 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:44:33,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:44:33,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:44:33,315 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:44:33,316 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:44:33,316 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:44:33,316 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:44:33,317 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:44:33,317 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:44:33,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:44:33,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:44:33,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:44:33,320 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:44:33,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:44:33,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:44:33,321 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:44:33,321 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:44:33,321 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:44:33,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:44:33,322 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:44:33,322 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:44:33,323 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:44:33,323 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:44:33,323 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:44:33,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:44:33,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:44:33,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:44:33,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:44:33,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:44:33,325 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:44:33,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:44:33,325 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:44:33,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:44:33,326 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_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 [2021-10-13 07:44:33,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:44:33,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:44:33,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:44:33,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:44:33,785 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:44:33,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-13 07:44:33,861 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/e974bcf2a/a1d013b0056547628385d315e51a8d98/FLAG2804939d8 [2021-10-13 07:44:34,618 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:44:34,619 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-13 07:44:34,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/e974bcf2a/a1d013b0056547628385d315e51a8d98/FLAG2804939d8 [2021-10-13 07:44:34,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff505d13-2cd0-4d3e-9167-fc981dd04293/bin/utaipan-q2qaUkNPG8/data/e974bcf2a/a1d013b0056547628385d315e51a8d98 [2021-10-13 07:44:34,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:44:34,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:44:34,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:34,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:44:34,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:44:34,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:34" (1/1) ... [2021-10-13 07:44:34,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53428f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:34, skipping insertion in model container [2021-10-13 07:44:34,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:44:34" (1/1) ... [2021-10-13 07:44:34,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:44:34,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:44:35,801 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 [2021-10-13 07:44:35,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fcd541b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:44:35, skipping insertion in model container [2021-10-13 07:44:35,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:44:35,802 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:44:35,805 INFO L168 Benchmark]: Toolchain (without parser) took 1030.10 ms. Allocated memory was 50.3 MB in the beginning and 67.1 MB in the end (delta: 16.8 MB). Free memory was 23.0 MB in the beginning and 39.7 MB in the end (delta: -16.7 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:35,806 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 31.7 MB in the beginning and 31.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:44:35,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1027.26 ms. Allocated memory was 50.3 MB in the beginning and 67.1 MB in the end (delta: 16.8 MB). Free memory was 22.7 MB in the beginning and 39.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:44:35,809 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 50.3 MB. Free memory was 31.7 MB in the beginning and 31.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1027.26 ms. Allocated memory was 50.3 MB in the beginning and 67.1 MB in the end (delta: 16.8 MB). Free memory was 22.7 MB in the beginning and 39.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 4.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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...