./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-2.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_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 ........................................................................................................................................ 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_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 ..................................................................................................................................... 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 07:36:58,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 07:36:58,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 07:36:58,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 07:36:58,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 07:36:58,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 07:36:58,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 07:36:58,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 07:36:58,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 07:36:58,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 07:36:58,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 07:36:58,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 07:36:58,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 07:36:58,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 07:36:58,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 07:36:58,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 07:36:58,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 07:36:58,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 07:36:58,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 07:36:58,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 07:36:58,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 07:36:58,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 07:36:58,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 07:36:58,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 07:36:58,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 07:36:58,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 07:36:58,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 07:36:58,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 07:36:58,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 07:36:58,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 07:36:58,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 07:36:58,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 07:36:58,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 07:36:58,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 07:36:58,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 07:36:58,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 07:36:58,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 07:36:58,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 07:36:58,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 07:36:58,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 07:36:58,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 07:36:58,897 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-12-09 07:36:58,913 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 07:36:58,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 07:36:58,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 07:36:58,914 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 07:36:58,914 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 07:36:58,914 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 07:36:58,914 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 07:36:58,914 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 07:36:58,915 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 07:36:58,915 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 07:36:58,915 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 07:36:58,915 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 07:36:58,915 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 07:36:58,915 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 07:36:58,915 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 07:36:58,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 07:36:58,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 07:36:58,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 07:36:58,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 07:36:58,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 07:36:58,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 07:36:58,916 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 07:36:58,916 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 07:36:58,917 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 07:36:58,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 07:36:58,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 07:36:58,917 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 07:36:58,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 07:36:58,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 07:36:58,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:36:58,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 07:36:58,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 07:36:58,918 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 07:36:58,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 07:36:58,918 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 07:36:58,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 07:36:58,918 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_ae8e2814-f4e8-4198-b356-545a2c3ae74e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2020-12-09 07:36:59,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 07:36:59,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 07:36:59,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 07:36:59,115 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 07:36:59,115 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 07:36:59,116 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-12-09 07:36:59,160 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/088d92993/c1e401052a8d47ad837a9936d171e82f/FLAG3a5f2fa0e [2020-12-09 07:36:59,744 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 07:36:59,744 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-12-09 07:36:59,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/088d92993/c1e401052a8d47ad837a9936d171e82f/FLAG3a5f2fa0e [2020-12-09 07:37:00,217 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/088d92993/c1e401052a8d47ad837a9936d171e82f [2020-12-09 07:37:00,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 07:37:00,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 07:37:00,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 07:37:00,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 07:37:00,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 07:37:00,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:37:00" (1/1) ... [2020-12-09 07:37:00,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db94def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:00, skipping insertion in model container [2020-12-09 07:37:00,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:37:00" (1/1) ... [2020-12-09 07:37:00,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 07:37:00,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:37:01,278 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-09 07:37:01,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a1e7a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:01, skipping insertion in model container [2020-12-09 07:37:01,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 07:37:01,278 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 07:37:01,280 INFO L168 Benchmark]: Toolchain (without parser) took 1050.94 ms. Allocated memory is still 100.7 MB. Free memory was 64.9 MB in the beginning and 63.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-12-09 07:37:01,281 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 73.4 MB. Free memory was 39.2 MB in the beginning and 39.2 MB in the end (delta: 56.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 07:37:01,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1045.12 ms. Allocated memory is still 100.7 MB. Free memory was 64.8 MB in the beginning and 63.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-12-09 07:37:01,282 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 73.4 MB. Free memory was 39.2 MB in the beginning and 39.2 MB in the end (delta: 56.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1045.12 ms. Allocated memory is still 100.7 MB. Free memory was 64.8 MB in the beginning and 63.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 07:37:02,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 07:37:02,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 07:37:02,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 07:37:02,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 07:37:02,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 07:37:02,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 07:37:02,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 07:37:02,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 07:37:02,651 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 07:37:02,652 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 07:37:02,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 07:37:02,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 07:37:02,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 07:37:02,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 07:37:02,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 07:37:02,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 07:37:02,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 07:37:02,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 07:37:02,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 07:37:02,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 07:37:02,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 07:37:02,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 07:37:02,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 07:37:02,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 07:37:02,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 07:37:02,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 07:37:02,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 07:37:02,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 07:37:02,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 07:37:02,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 07:37:02,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 07:37:02,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 07:37:02,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 07:37:02,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 07:37:02,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 07:37:02,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 07:37:02,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 07:37:02,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 07:37:02,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 07:37:02,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 07:37:02,706 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-12-09 07:37:02,728 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 07:37:02,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 07:37:02,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 07:37:02,729 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 07:37:02,729 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 07:37:02,729 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 07:37:02,729 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 07:37:02,729 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 07:37:02,729 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 07:37:02,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 07:37:02,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 07:37:02,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 07:37:02,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 07:37:02,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 07:37:02,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 07:37:02,731 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 07:37:02,731 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 07:37:02,731 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 07:37:02,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 07:37:02,732 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 07:37:02,732 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 07:37:02,732 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 07:37:02,732 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 07:37:02,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 07:37:02,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 07:37:02,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 07:37:02,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 07:37:02,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 07:37:02,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 07:37:02,733 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 07:37:02,733 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 07:37:02,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 07:37:02,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 07:37:02,733 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_ae8e2814-f4e8-4198-b356-545a2c3ae74e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2020-12-09 07:37:02,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 07:37:02,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 07:37:02,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 07:37:02,994 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 07:37:02,995 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 07:37:02,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-12-09 07:37:03,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/9548fb229/e72a2c4d6318472082525ed5183bd920/FLAG0438a28af [2020-12-09 07:37:03,627 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 07:37:03,627 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-12-09 07:37:03,651 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/9548fb229/e72a2c4d6318472082525ed5183bd920/FLAG0438a28af [2020-12-09 07:37:04,091 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ae8e2814-f4e8-4198-b356-545a2c3ae74e/bin/utaipan/data/9548fb229/e72a2c4d6318472082525ed5183bd920 [2020-12-09 07:37:04,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 07:37:04,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 07:37:04,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 07:37:04,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 07:37:04,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 07:37:04,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:37:04" (1/1) ... [2020-12-09 07:37:04,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13b9930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:04, skipping insertion in model container [2020-12-09 07:37:04,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:37:04" (1/1) ... [2020-12-09 07:37:04,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 07:37:04,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 07:37:05,236 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-12-09 07:37:05,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cdadbbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:05, skipping insertion in model container [2020-12-09 07:37:05,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 07:37:05,237 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 07:37:05,240 INFO L168 Benchmark]: Toolchain (without parser) took 1137.21 ms. Allocated memory is still 79.7 MB. Free memory was 58.7 MB in the beginning and 43.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-09 07:37:05,240 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 79.7 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 07:37:05,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1132.14 ms. Allocated memory is still 79.7 MB. Free memory was 58.7 MB in the beginning and 43.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-09 07:37:05,242 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 79.7 MB. Free memory is still 62.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1132.14 ms. Allocated memory is still 79.7 MB. Free memory was 58.7 MB in the beginning and 43.6 MB in the end (delta: 15.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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...