./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8 --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 f970b82998909730b88dfe61ca58aa5d39298617 ........................................................................................................................................... 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_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8 --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 f970b82998909730b88dfe61ca58aa5d39298617 ........................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:48:28,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:48:28,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:48:28,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:48:28,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:48:28,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:48:28,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:48:28,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:48:28,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:48:28,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:48:28,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:48:28,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:48:28,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:48:28,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:48:28,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:48:28,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:48:28,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:48:28,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:48:28,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:48:28,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:48:28,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:48:28,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:48:28,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:48:28,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:48:28,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:48:28,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:48:28,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:48:28,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:48:28,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:48:28,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:48:28,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:48:28,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:48:28,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:48:28,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:48:28,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:48:28,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:48:28,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:48:28,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:48:28,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:48:28,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:48:28,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:48:28,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-13 07:48:28,866 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:48:28,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:48:28,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:48:28,868 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:48:28,868 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:48:28,868 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:48:28,869 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:48:28,869 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:48:28,869 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:48:28,869 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:48:28,870 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:48:28,871 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:48:28,871 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:48:28,871 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:48:28,871 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:48:28,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:48:28,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:48:28,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:48:28,873 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:48:28,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:48:28,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:48:28,874 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:48:28,874 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:48:28,874 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:48:28,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:48:28,875 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:48:28,876 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:48:28,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:48:28,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:48:28,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:48:28,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:48:28,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:48:28,878 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:48:28,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:48:28,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:48:28,879 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:48:28,879 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_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-13 07:48:29,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:48:29,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:48:29,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:48:29,225 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:48:29,226 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:48:29,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:48:29,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/584ad790c/9fecf6c23ba64a3da8ddff9ef80dd314/FLAG42cc82b56 [2021-10-13 07:48:30,375 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:48:30,376 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:48:30,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/584ad790c/9fecf6c23ba64a3da8ddff9ef80dd314/FLAG42cc82b56 [2021-10-13 07:48:30,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/584ad790c/9fecf6c23ba64a3da8ddff9ef80dd314 [2021-10-13 07:48:30,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:48:30,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:48:30,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:48:30,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:48:30,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:48:30,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:48:30" (1/1) ... [2021-10-13 07:48:30,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de556bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:48:30, skipping insertion in model container [2021-10-13 07:48:30,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:48:30" (1/1) ... [2021-10-13 07:48:30,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:48:30,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:48:32,859 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-13 07:48:32,862 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-13 07:48:32,925 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-13 07:48:32,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@311a06b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:48:32, skipping insertion in model container [2021-10-13 07:48:32,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:48:32,934 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:48:32,937 INFO L168 Benchmark]: Toolchain (without parser) took 2111.05 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 42.4 MB in the beginning and 59.1 MB in the end (delta: -16.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:48:32,939 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:48:32,941 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2107.57 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 42.3 MB in the beginning and 59.1 MB in the end (delta: -16.8 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:48:32,944 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 86.0 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2107.57 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 42.3 MB in the beginning and 59.1 MB in the end (delta: -16.8 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:48:35,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:48:35,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:48:35,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:48:35,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:48:35,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:48:35,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:48:35,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:48:35,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:48:35,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:48:35,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:48:35,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:48:35,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:48:35,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:48:35,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:48:35,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:48:35,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:48:35,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:48:35,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:48:35,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:48:35,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:48:35,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:48:35,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:48:35,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:48:35,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:48:35,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:48:35,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:48:35,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:48:35,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:48:35,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:48:35,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:48:35,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:48:35,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:48:35,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:48:35,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:48:35,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:48:35,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:48:35,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:48:35,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:48:35,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:48:35,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:48:35,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-13 07:48:36,008 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:48:36,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:48:36,010 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:48:36,010 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:48:36,011 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:48:36,011 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:48:36,011 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:48:36,011 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:48:36,012 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:48:36,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:48:36,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:48:36,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:48:36,015 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:48:36,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:48:36,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:48:36,016 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:48:36,016 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:48:36,017 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:48:36,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:48:36,017 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:48:36,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:48:36,018 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:48:36,018 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:48:36,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:48:36,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:48:36,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:48:36,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:48:36,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:48:36,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:48:36,020 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:48:36,020 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:48:36,020 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:48:36,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:48:36,021 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_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2021-10-13 07:48:36,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:48:36,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:48:36,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:48:36,555 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:48:36,558 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:48:36,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:48:36,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/d0dcfc859/baab54e7d6034c47bdeb8172873ddd95/FLAG52fff76e6 [2021-10-13 07:48:37,597 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:48:37,598 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-10-13 07:48:37,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/d0dcfc859/baab54e7d6034c47bdeb8172873ddd95/FLAG52fff76e6 [2021-10-13 07:48:38,067 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/bin/utaipan-q2qaUkNPG8/data/d0dcfc859/baab54e7d6034c47bdeb8172873ddd95 [2021-10-13 07:48:38,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:48:38,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:48:38,073 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:48:38,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:48:38,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:48:38,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:48:38" (1/1) ... [2021-10-13 07:48:38,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367644e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:48:38, skipping insertion in model container [2021-10-13 07:48:38,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:48:38" (1/1) ... [2021-10-13 07:48:38,103 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:48:38,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:48:40,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-10-13 07:48:40,229 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d7111-823d-412f-b6f6-18a99fc23e60/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-10-13 07:48:40,317 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-13 07:48:40,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43819fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:48:40, skipping insertion in model container [2021-10-13 07:48:40,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:48:40,319 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:48:40,321 INFO L168 Benchmark]: Toolchain (without parser) took 2248.52 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 34.2 MB in the beginning and 57.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:48:40,322 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory was 34.1 MB in the beginning and 34.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:48:40,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2245.46 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 34.0 MB in the beginning and 58.0 MB in the end (delta: -24.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:48:40,326 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 54.5 MB. Free memory was 34.1 MB in the beginning and 34.1 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2245.46 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 34.0 MB in the beginning and 58.0 MB in the end (delta: -24.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...