./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/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 91cfaa385f34238243b0f496237e6a5f2697fd49 .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/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 91cfaa385f34238243b0f496237e6a5f2697fd49 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:18:18,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:18:18,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:18:18,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:18:18,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:18:18,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:18:18,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:18:18,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:18:18,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:18:18,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:18:18,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:18:18,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:18:18,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:18:18,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:18:18,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:18:18,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:18:18,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:18:18,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:18:18,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:18:18,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:18:18,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:18:18,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:18:18,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:18:18,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:18:18,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:18:18,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:18:18,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:18:18,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:18:18,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:18:18,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:18:18,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:18:18,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:18:18,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:18:18,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:18:18,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:18:18,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:18:18,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:18:18,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:18:18,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:18:18,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:18:18,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:18:18,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 19:18:18,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:18:18,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:18:18,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:18:18,533 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:18:18,534 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:18:18,534 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:18:18,534 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:18:18,534 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:18:18,534 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:18:18,535 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:18:18,535 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:18:18,535 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:18:18,535 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:18:18,535 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:18:18,536 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:18:18,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 19:18:18,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 19:18:18,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:18:18,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 19:18:18,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:18:18,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:18:18,537 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 19:18:18,537 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 19:18:18,538 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 19:18:18,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:18:18,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:18:18,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:18:18,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:18:18,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:18:18,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:18:18,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:18:18,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:18:18,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:18:18,539 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:18:18,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:18:18,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:18:18,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:18:18,540 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f72f8128-0588-4a50-adee-19cd61fe0b9f/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 -> 91cfaa385f34238243b0f496237e6a5f2697fd49 [2019-12-07 19:18:18,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:18:18,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:18:18,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:18:18,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:18:18,652 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:18:18,652 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2019-12-07 19:18:18,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/ad70bc52e/34bf0c88a16c43c8a81f8dbbbe21472e/FLAGcadcaecb5 [2019-12-07 19:18:19,265 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:18:19,266 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2019-12-07 19:18:19,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/ad70bc52e/34bf0c88a16c43c8a81f8dbbbe21472e/FLAGcadcaecb5 [2019-12-07 19:18:19,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/ad70bc52e/34bf0c88a16c43c8a81f8dbbbe21472e [2019-12-07 19:18:19,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:18:19,726 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:18:19,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:19,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:18:19,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:18:19,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:19" (1/1) ... [2019-12-07 19:18:19,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597ec7d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:19, skipping insertion in model container [2019-12-07 19:18:19,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:19" (1/1) ... [2019-12-07 19:18:19,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:18:19,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:18:21,039 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2019-12-07 19:18:21,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58f1d4d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:21, skipping insertion in model container [2019-12-07 19:18:21,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:21,040 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:18:21,042 INFO L168 Benchmark]: Toolchain (without parser) took 1314.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -123.3 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:21,042 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:18:21,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -123.3 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:21,044 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 964.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1312.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.4 MB). Free memory was 936.1 MB in the beginning and 1.1 GB in the end (delta: -123.3 MB). Peak memory consumption was 93.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2861]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 19:18:22,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:18:22,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:18:22,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:18:22,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:18:22,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:18:22,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:18:22,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:18:22,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:18:22,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:18:22,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:18:22,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:18:22,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:18:22,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:18:22,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:18:22,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:18:22,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:18:22,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:18:22,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:18:22,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:18:22,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:18:22,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:18:22,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:18:22,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:18:22,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:18:22,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:18:22,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:18:22,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:18:22,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:18:22,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:18:22,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:18:22,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:18:22,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:18:22,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:18:22,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:18:22,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:18:22,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:18:22,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:18:22,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:18:22,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:18:22,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:18:22,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 19:18:22,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:18:22,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:18:22,196 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:18:22,196 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:18:22,196 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:18:22,196 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:18:22,196 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:18:22,197 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:18:22,197 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:18:22,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 19:18:22,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 19:18:22,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:18:22,198 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 19:18:22,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:18:22,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:18:22,198 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 19:18:22,198 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 19:18:22,198 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 19:18:22,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:18:22,199 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:18:22,199 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:18:22,199 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:18:22,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:18:22,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:18:22,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:18:22,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:18:22,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:18:22,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:18:22,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:18:22,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:18:22,200 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:18:22,200 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:18:22,200 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:18:22,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:18:22,200 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_f72f8128-0588-4a50-adee-19cd61fe0b9f/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 -> 91cfaa385f34238243b0f496237e6a5f2697fd49 [2019-12-07 19:18:22,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:18:22,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:18:22,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:18:22,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:18:22,379 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:18:22,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2019-12-07 19:18:22,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/5a67bf4cb/7d49cd5e6ae240cda5681889941a1c5c/FLAG48089a88c [2019-12-07 19:18:22,990 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:18:22,990 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2019-12-07 19:18:23,010 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/5a67bf4cb/7d49cd5e6ae240cda5681889941a1c5c/FLAG48089a88c [2019-12-07 19:18:23,193 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f72f8128-0588-4a50-adee-19cd61fe0b9f/bin/utaipan/data/5a67bf4cb/7d49cd5e6ae240cda5681889941a1c5c [2019-12-07 19:18:23,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:18:23,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:18:23,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:23,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:18:23,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:18:23,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:23" (1/1) ... [2019-12-07 19:18:23,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61cbe0bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:23, skipping insertion in model container [2019-12-07 19:18:23,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:18:23" (1/1) ... [2019-12-07 19:18:23,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:18:23,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:18:24,532 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2019-12-07 19:18:24,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c74149c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:18:24, skipping insertion in model container [2019-12-07 19:18:24,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:18:24,533 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:18:24,535 INFO L168 Benchmark]: Toolchain (without parser) took 1337.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 95.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:24,536 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:18:24,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1334.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 95.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:18:24,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1334.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -143.4 MB). Peak memory consumption was 95.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2861]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...