./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.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_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/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 898bdcb7825db42248fe0f399903471c40721629 .......................................................................................................................................... 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_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/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 898bdcb7825db42248fe0f399903471c40721629 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:25:56,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:25:56,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:25:56,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:25:56,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:25:56,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:25:56,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:25:56,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:25:56,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:25:56,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:25:56,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:25:56,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:25:56,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:25:56,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:25:56,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:25:56,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:25:56,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:25:56,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:25:56,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:25:56,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:25:56,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:25:56,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:25:56,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:25:56,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:25:56,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:25:56,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:25:56,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:25:56,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:25:56,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:25:56,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:25:56,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:25:56,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:25:56,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:25:56,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:25:56,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:25:56,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:25:56,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:25:56,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:25:56,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:25:56,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:25:56,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:25:56,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-28 07:25:56,242 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:25:56,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:25:56,244 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:25:56,244 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:25:56,245 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:25:56,245 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:25:56,245 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:25:56,245 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:25:56,245 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:25:56,246 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:25:56,247 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:25:56,247 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:25:56,247 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:25:56,248 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:25:56,248 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:25:56,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:25:56,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:25:56,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:25:56,250 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:25:56,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:25:56,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:25:56,251 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:25:56,251 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:25:56,251 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:25:56,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:25:56,252 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:25:56,254 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:25:56,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:25:56,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:25:56,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:25:56,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:25:56,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:25:56,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:25:56,255 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:25:56,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:25:56,256 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:25:56,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:25:56,256 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_00e0724d-1218-488b-8817-e810d5c09792/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2020-11-28 07:25:56,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:25:56,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:25:56,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:25:56,591 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:25:56,595 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:25:56,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-28 07:25:56,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/af9e40d7a/30651f932fbc40c88d1b195eb6ae620f/FLAGe6ed78610 [2020-11-28 07:25:57,446 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:25:57,447 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-28 07:25:57,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/af9e40d7a/30651f932fbc40c88d1b195eb6ae620f/FLAGe6ed78610 [2020-11-28 07:25:57,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/af9e40d7a/30651f932fbc40c88d1b195eb6ae620f [2020-11-28 07:25:57,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:25:57,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:25:57,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:25:57,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:25:57,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:25:57,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:25:57" (1/1) ... [2020-11-28 07:25:57,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e071ea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:25:57, skipping insertion in model container [2020-11-28 07:25:57,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:25:57" (1/1) ... [2020-11-28 07:25:57,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:25:57,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:25:59,035 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 07:25:59,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7aa0ab2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:25:59, skipping insertion in model container [2020-11-28 07:25:59,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:25:59,039 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:25:59,041 INFO L168 Benchmark]: Toolchain (without parser) took 1533.45 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 49.8 MB in the beginning and 60.5 MB in the end (delta: -10.7 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:25:59,042 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 39.6 MB in the beginning and 39.5 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:25:59,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1530.77 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 49.5 MB in the beginning and 60.5 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:25:59,047 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 39.6 MB in the beginning and 39.5 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1530.77 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 49.5 MB in the beginning and 60.5 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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-a4ecdab [2020-11-28 07:26:01,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:26:01,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:26:01,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:26:01,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:26:01,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:26:01,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:26:01,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:26:01,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:26:01,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:26:01,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:26:01,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:26:01,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:26:01,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:26:01,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:26:01,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:26:01,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:26:01,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:26:01,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:26:01,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:26:01,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:26:01,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:26:01,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:26:01,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:26:01,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:26:01,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:26:01,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:26:01,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:26:01,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:26:01,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:26:01,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:26:01,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:26:01,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:26:01,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:26:01,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:26:01,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:26:01,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:26:01,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:26:01,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:26:01,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:26:01,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:26:01,455 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-28 07:26:01,499 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:26:01,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:26:01,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:26:01,502 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:26:01,502 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:26:01,502 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:26:01,503 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:26:01,503 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:26:01,503 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:26:01,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:26:01,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:26:01,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:26:01,506 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:26:01,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:26:01,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:26:01,507 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:26:01,507 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:26:01,507 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:26:01,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:26:01,507 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:26:01,508 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:26:01,508 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:26:01,508 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:26:01,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:26:01,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:26:01,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:26:01,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:26:01,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:26:01,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:26:01,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:26:01,510 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:26:01,510 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:26:01,511 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:26:01,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:26:01,511 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_00e0724d-1218-488b-8817-e810d5c09792/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2020-11-28 07:26:01,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:26:01,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:26:01,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:26:01,927 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:26:01,928 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:26:01,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-28 07:26:01,995 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/0a7a06d16/cbdeabc9bd5a4482ac8b9afe99b991ed/FLAG34d1b1eb4 [2020-11-28 07:26:02,749 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:26:02,750 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2020-11-28 07:26:02,785 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/0a7a06d16/cbdeabc9bd5a4482ac8b9afe99b991ed/FLAG34d1b1eb4 [2020-11-28 07:26:02,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00e0724d-1218-488b-8817-e810d5c09792/bin/utaipan/data/0a7a06d16/cbdeabc9bd5a4482ac8b9afe99b991ed [2020-11-28 07:26:02,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:26:02,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:26:02,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:26:02,879 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:26:02,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:26:02,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:26:02" (1/1) ... [2020-11-28 07:26:02,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d3c961e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:26:02, skipping insertion in model container [2020-11-28 07:26:02,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:26:02" (1/1) ... [2020-11-28 07:26:02,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:26:03,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:26:04,446 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 07:26:04,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b6aa76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:26:04, skipping insertion in model container [2020-11-28 07:26:04,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:26:04,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:26:04,450 INFO L168 Benchmark]: Toolchain (without parser) took 1572.12 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.2 MB in the beginning and 38.9 MB in the end (delta: -8.6 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:26:04,451 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:26:04,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1569.19 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.0 MB in the beginning and 38.9 MB in the end (delta: -8.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:26:04,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1569.19 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.0 MB in the beginning and 38.9 MB in the end (delta: -8.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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...