./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI --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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI --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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:27:35,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:35,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:35,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:35,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:35,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:35,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:35,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:35,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:35,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:35,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:35,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:35,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:35,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:35,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:35,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:35,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:35,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:35,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:35,690 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:35,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:35,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:35,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:35,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:35,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:35,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:35,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:35,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:35,713 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:35,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:35,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:35,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:35,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:35,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:35,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:35,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:35,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:35,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:35,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:35,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:35,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:35,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:27:35,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:35,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:35,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:35,781 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:35,782 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:35,782 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:35,782 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:27:35,782 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:35,783 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:35,783 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:27:35,784 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:27:35,784 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:35,784 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:27:35,785 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:27:35,785 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:27:35,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:27:35,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:27:35,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:35,786 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:27:35,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:27:35,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:35,787 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:27:35,787 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:27:35,787 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:27:35,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:35,788 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:35,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:35,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:35,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:35,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:35,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:35,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:35,791 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:27:35,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:27:35,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:35,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:35,792 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2021-10-11 02:27:36,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:36,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:36,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:36,146 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:36,146 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:36,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-11 02:27:36,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/2a28b2d7d/2d8a30e1a2354010a6dd45ec14e316cd/FLAG9ac22665f [2021-10-11 02:27:37,013 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:37,016 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-11 02:27:37,058 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/2a28b2d7d/2d8a30e1a2354010a6dd45ec14e316cd/FLAG9ac22665f [2021-10-11 02:27:37,128 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/2a28b2d7d/2d8a30e1a2354010a6dd45ec14e316cd [2021-10-11 02:27:37,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:37,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:37,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:37,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:37,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:37,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:37" (1/1) ... [2021-10-11 02:27:37,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ecb9911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:37, skipping insertion in model container [2021-10-11 02:27:37,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:37" (1/1) ... [2021-10-11 02:27:37,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:37,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:38,444 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 [2021-10-11 02:27:38,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16c2aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:38, skipping insertion in model container [2021-10-11 02:27:38,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:38,447 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:27:38,451 INFO L168 Benchmark]: Toolchain (without parser) took 1314.56 ms. Allocated memory is still 104.9 MB. Free memory was 65.2 MB in the beginning and 68.8 MB in the end (delta: -3.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:38,452 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 104.9 MB. Free memory is still 85.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:38,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1310.77 ms. Allocated memory is still 104.9 MB. Free memory was 65.1 MB in the beginning and 68.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:38,456 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 104.9 MB. Free memory is still 85.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1310.77 ms. Allocated memory is still 104.9 MB. Free memory was 65.1 MB in the beginning and 68.8 MB in the end (delta: -3.7 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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 0.2.0-7b2dab5 [2021-10-11 02:27:40,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:27:40,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:27:40,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:27:40,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:27:40,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:27:40,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:27:40,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:27:40,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:27:40,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:27:40,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:27:40,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:27:40,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:27:40,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:27:40,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:27:40,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:27:40,868 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:27:40,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:27:40,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:27:40,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:27:40,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:27:40,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:27:40,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:27:40,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:27:40,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:27:40,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:27:40,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:27:40,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:27:40,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:27:40,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:27:40,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:27:40,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:27:40,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:27:40,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:27:40,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:27:40,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:27:40,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:27:40,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:27:40,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:27:40,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:27:40,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:27:40,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:27:40,942 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:27:40,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:27:40,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:27:40,956 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:27:40,957 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:27:40,957 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:27:40,957 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:27:40,958 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:27:40,958 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:27:40,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:27:40,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:27:40,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:27:40,961 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:27:40,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:27:40,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:27:40,962 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:27:40,962 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:27:40,962 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:27:40,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:27:40,963 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:27:40,963 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:27:40,963 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:27:40,963 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:27:40,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:27:40,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:27:40,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:27:40,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:27:40,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:27:40,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:27:40,965 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:27:40,966 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:27:40,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:27:40,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:27:40,966 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2021-10-11 02:27:41,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:27:41,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:27:41,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:27:41,406 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:27:41,411 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:27:41,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-11 02:27:41,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/3317a0270/4960ec6ee675427abbccb448374557a1/FLAG399c029a3 [2021-10-11 02:27:42,169 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:27:42,170 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2021-10-11 02:27:42,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/3317a0270/4960ec6ee675427abbccb448374557a1/FLAG399c029a3 [2021-10-11 02:27:42,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a00508b-29b7-463f-97b1-0170c9a4fc11/bin/utaipan-WLngWcDbfI/data/3317a0270/4960ec6ee675427abbccb448374557a1 [2021-10-11 02:27:42,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:27:42,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:27:42,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:42,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:27:42,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:27:42,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:42" (1/1) ... [2021-10-11 02:27:42,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50349fa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:42, skipping insertion in model container [2021-10-11 02:27:42,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:27:42" (1/1) ... [2021-10-11 02:27:42,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:27:42,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:27:43,728 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 [2021-10-11 02:27:43,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d060cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:27:43, skipping insertion in model container [2021-10-11 02:27:43,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:27:43,730 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:27:43,733 INFO L168 Benchmark]: Toolchain (without parser) took 1277.30 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 24.3 MB in the beginning and 35.6 MB in the end (delta: -11.3 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:43,734 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:27:43,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1274.37 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 24.1 MB in the beginning and 35.6 MB in the end (delta: -11.5 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:27:43,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 52.4 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1274.37 ms. Allocated memory was 52.4 MB in the beginning and 65.0 MB in the end (delta: 12.6 MB). Free memory was 24.1 MB in the beginning and 35.6 MB in the end (delta: -11.5 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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...