./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/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_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P --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-53f42b1 [2021-11-20 23:13:39,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:13:39,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:13:39,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:13:39,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:13:39,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:13:39,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:13:39,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:13:39,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:13:39,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:13:39,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:13:39,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:13:39,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:13:39,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:13:39,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:13:39,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:13:39,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:13:39,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:13:39,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:13:39,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:13:39,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:13:39,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:13:39,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:13:39,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:13:39,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:13:39,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:13:39,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:13:39,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:13:39,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:13:39,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:13:39,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:13:39,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:13:39,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:13:39,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:13:39,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:13:39,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:13:39,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:13:39,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:13:39,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:13:39,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:13:39,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:13:39,884 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-20 23:13:39,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:13:39,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:13:39,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:13:39,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:13:39,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:13:39,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:13:39,936 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:13:39,936 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:13:39,936 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:13:39,936 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:13:39,937 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:13:39,938 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:13:39,938 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:13:39,938 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:13:39,938 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:13:39,938 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:13:39,939 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:13:39,939 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:13:39,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:13:39,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:13:39,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:13:39,940 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:13:39,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:13:39,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:13:39,942 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:13:39,942 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:13:39,942 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:13:39,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:13:39,943 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:13:39,943 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:13:39,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:13:39,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:13:39,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:39,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:13:39,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:13:39,944 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:13:39,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:13:39,944 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:13:39,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:13:39,945 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_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2021-11-20 23:13:40,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:13:40,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:13:40,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:13:40,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:13:40,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:13:40,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-20 23:13:40,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/ef3a5d10b/e4321be67dfb406f98271bca99c6c01a/FLAG025a81afb [2021-11-20 23:13:41,079 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:13:41,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-20 23:13:41,129 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/ef3a5d10b/e4321be67dfb406f98271bca99c6c01a/FLAG025a81afb [2021-11-20 23:13:41,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/ef3a5d10b/e4321be67dfb406f98271bca99c6c01a [2021-11-20 23:13:41,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:13:41,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:13:41,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:41,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:13:41,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:13:41,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:41" (1/1) ... [2021-11-20 23:13:41,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70de7796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:41, skipping insertion in model container [2021-11-20 23:13:41,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:41" (1/1) ... [2021-11-20 23:13:41,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:13:41,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:13:43,104 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 23:13:43,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43c9a8a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:43, skipping insertion in model container [2021-11-20 23:13:43,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:43,105 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:13:43,107 INFO L158 Benchmark]: Toolchain (without parser) took 1948.55ms. Allocated memory is still 130.0MB. Free memory was 87.6MB in the beginning and 77.4MB in the end (delta: 10.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-20 23:13:43,108 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:43,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1943.76ms. Allocated memory is still 130.0MB. Free memory was 87.3MB in the beginning and 77.4MB in the end (delta: 10.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-20 23:13:43,111 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 88.1MB. Free memory was 46.5MB in the beginning and 46.4MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1943.76ms. Allocated memory is still 130.0MB. Free memory was 87.3MB in the beginning and 77.4MB in the end (delta: 10.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * 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_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/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_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P --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-53f42b1 [2021-11-20 23:13:45,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:13:45,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:13:45,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:13:45,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:13:45,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:13:45,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:13:45,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:13:45,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:13:45,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:13:45,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:13:45,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:13:45,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:13:45,343 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:13:45,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:13:45,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:13:45,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:13:45,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:13:45,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:13:45,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:13:45,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:13:45,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:13:45,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:13:45,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:13:45,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:13:45,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:13:45,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:13:45,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:13:45,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:13:45,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:13:45,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:13:45,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:13:45,387 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:13:45,388 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:13:45,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:13:45,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:13:45,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:13:45,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:13:45,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:13:45,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:13:45,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:13:45,395 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-20 23:13:45,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:13:45,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:13:45,439 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:13:45,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:13:45,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:13:45,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:13:45,441 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:13:45,442 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:13:45,442 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:13:45,442 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:13:45,443 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:13:45,443 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:13:45,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 23:13:45,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 23:13:45,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:13:45,446 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 23:13:45,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:13:45,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:13:45,447 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-20 23:13:45,447 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-20 23:13:45,447 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-20 23:13:45,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:13:45,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 23:13:45,448 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 23:13:45,448 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 23:13:45,449 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:13:45,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:13:45,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 23:13:45,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:13:45,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:45,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:13:45,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:13:45,451 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-20 23:13:45,451 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 23:13:45,452 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:13:45,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:13:45,452 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_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16410ddca53377ddd9c5342f07b4f876118078ed4bdc3fbf8eb1bf18b581b606 [2021-11-20 23:13:45,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:13:45,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:13:45,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:13:45,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:13:45,892 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:13:45,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-20 23:13:45,963 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/e7c12f5d8/442957f5ef1842eda1fca596620446f4/FLAGb881287b2 [2021-11-20 23:13:46,789 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:13:46,790 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/sv-benchmarks/c/busybox-1.22.0/od-1.i [2021-11-20 23:13:46,827 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/e7c12f5d8/442957f5ef1842eda1fca596620446f4/FLAGb881287b2 [2021-11-20 23:13:47,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8fd511-b200-4666-bca3-359d4b0fa1a1/bin/utaipan-TEXQjIfE4P/data/e7c12f5d8/442957f5ef1842eda1fca596620446f4 [2021-11-20 23:13:47,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:13:47,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:13:47,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:47,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:13:47,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:13:47,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:47" (1/1) ... [2021-11-20 23:13:47,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c726f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:47, skipping insertion in model container [2021-11-20 23:13:47,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:47" (1/1) ... [2021-11-20 23:13:47,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:13:47,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:13:49,239 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-20 23:13:49,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fe35e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:49, skipping insertion in model container [2021-11-20 23:13:49,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:49,243 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-20 23:13:49,246 INFO L158 Benchmark]: Toolchain (without parser) took 1969.18ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.6MB in the beginning and 53.7MB in the end (delta: -7.1MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-11-20 23:13:49,247 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:49,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1966.74ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.4MB in the beginning and 53.7MB in the end (delta: -7.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-20 23:13:49,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1966.74ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 46.4MB in the beginning and 53.7MB in the end (delta: -7.3MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * 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