./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/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 7823e9148dca40c4dde3fd1717e37bdaf00532d1 .......................................................................................................................................... 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_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/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 7823e9148dca40c4dde3fd1717e37bdaf00532d1 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:01:08,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:08,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:09,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:09,016 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:09,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:09,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:09,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:09,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:09,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:09,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:09,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:09,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:09,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:09,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:09,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:09,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:09,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:09,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:09,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:09,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:09,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:09,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:09,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:09,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:09,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:09,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:09,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:09,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:09,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:09,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:09,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:09,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:09,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:09,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:09,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:09,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:09,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:09,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:09,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:09,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:09,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-22 13:01:09,152 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:09,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:09,153 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:09,153 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:09,153 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:09,153 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:09,153 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:01:09,154 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:09,154 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:09,154 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:01:09,154 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:01:09,155 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:09,155 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:01:09,155 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:01:09,155 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:01:09,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:01:09,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:01:09,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:09,156 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:01:09,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:01:09,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:09,157 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:01:09,157 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:01:09,157 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:01:09,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:09,158 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:09,158 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:09,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:09,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:09,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:09,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:09,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:09,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:09,160 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:01:09,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:01:09,160 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:09,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:09,161 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_55ee529a-2605-4564-b308-fb0675ee64fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-11-22 13:01:09,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:09,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:09,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:09,455 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:09,455 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:09,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-22 13:01:09,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/307d14480/5bfa1587daf6469ca0bb0a988f791ea6/FLAG319333010 [2020-11-22 13:01:10,188 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:10,189 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-22 13:01:10,228 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/307d14480/5bfa1587daf6469ca0bb0a988f791ea6/FLAG319333010 [2020-11-22 13:01:10,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/307d14480/5bfa1587daf6469ca0bb0a988f791ea6 [2020-11-22 13:01:10,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:10,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:10,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:10,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:10,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:10,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:10" (1/1) ... [2020-11-22 13:01:10,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53dcdbce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:10, skipping insertion in model container [2020-11-22 13:01:10,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:10" (1/1) ... [2020-11-22 13:01:10,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:10,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:11,580 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-22 13:01:11,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a23c79c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:11, skipping insertion in model container [2020-11-22 13:01:11,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:11,581 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:01:11,584 INFO L168 Benchmark]: Toolchain (without parser) took 1246.83 ms. Allocated memory is still 98.6 MB. Free memory was 65.8 MB in the beginning and 62.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:11,584 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:11,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1244.34 ms. Allocated memory is still 98.6 MB. Free memory was 65.5 MB in the beginning and 62.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:11,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1244.34 ms. Allocated memory is still 98.6 MB. Free memory was 65.5 MB in the beginning and 62.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:01:13,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:01:13,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:01:13,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:01:13,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:01:13,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:01:13,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:01:13,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:01:13,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:01:13,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:01:13,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:01:13,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:01:13,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:01:13,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:01:13,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:01:13,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:01:13,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:01:13,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:01:13,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:01:13,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:01:13,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:01:13,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:01:13,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:01:13,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:01:13,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:01:13,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:01:13,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:01:13,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:01:13,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:01:13,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:01:13,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:01:13,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:01:13,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:01:13,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:01:13,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:01:13,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:01:13,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:01:13,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:01:13,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:01:13,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:01:13,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:01:13,940 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-22 13:01:13,965 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:01:13,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:01:13,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:01:13,966 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:01:13,966 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:01:13,966 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:01:13,966 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:01:13,967 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:01:13,967 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:01:13,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:01:13,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:01:13,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:01:13,968 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:01:13,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:01:13,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:01:13,969 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:01:13,969 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:01:13,969 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:01:13,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:01:13,969 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:01:13,970 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:01:13,970 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:01:13,970 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:01:13,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:01:13,971 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:01:13,971 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:01:13,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:01:13,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:01:13,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:01:13,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:01:13,972 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:01:13,972 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:01:13,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:01:13,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:01:13,973 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_55ee529a-2605-4564-b308-fb0675ee64fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7823e9148dca40c4dde3fd1717e37bdaf00532d1 [2020-11-22 13:01:14,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:01:14,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:01:14,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:01:14,384 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:01:14,386 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:01:14,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-22 13:01:14,468 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/161945b88/9818a67fe9f441dca1be1eaf6c5ede89/FLAG94de2772b [2020-11-22 13:01:15,219 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:01:15,220 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2020-11-22 13:01:15,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/161945b88/9818a67fe9f441dca1be1eaf6c5ede89/FLAG94de2772b [2020-11-22 13:01:15,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_55ee529a-2605-4564-b308-fb0675ee64fb/bin/utaipan/data/161945b88/9818a67fe9f441dca1be1eaf6c5ede89 [2020-11-22 13:01:15,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:01:15,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:01:15,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:15,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:01:15,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:01:15,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:15" (1/1) ... [2020-11-22 13:01:15,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4514bc62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:15, skipping insertion in model container [2020-11-22 13:01:15,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:01:15" (1/1) ... [2020-11-22 13:01:15,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:01:15,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:01:16,609 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-22 13:01:16,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@174934b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:01:16, skipping insertion in model container [2020-11-22 13:01:16,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:01:16,610 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:01:16,612 INFO L168 Benchmark]: Toolchain (without parser) took 1273.23 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 40.0 MB in the beginning and 56.0 MB in the end (delta: -16.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:16,613 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 62.9 MB. Free memory is still 46.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:01:16,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1268.94 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 39.7 MB in the beginning and 56.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:01:16,616 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 62.9 MB. Free memory is still 46.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1268.94 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 39.7 MB in the beginning and 56.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...