./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 ......................................................................................................................................... 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_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE --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 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:36:20,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:36:20,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:36:20,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:36:20,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:36:20,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:36:20,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:36:20,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:36:20,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:36:20,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:36:20,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:36:20,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:36:20,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:36:20,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:36:20,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:36:20,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:36:20,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:36:20,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:36:20,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:36:20,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:36:20,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:36:20,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:36:20,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:36:20,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:36:20,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:36:20,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:36:20,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:36:20,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:36:20,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:36:20,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:36:20,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:36:20,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:36:20,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:36:20,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:36:20,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:36:20,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:36:20,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:36:20,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:36:20,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:36:20,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:36:20,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:36:20,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-24 10:36:20,940 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:36:20,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:36:20,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:36:20,943 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:36:20,943 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:36:20,943 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:36:20,943 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:36:20,944 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:36:20,944 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:36:20,944 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:36:20,945 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:36:20,946 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:36:20,946 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:36:20,946 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:36:20,947 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:36:20,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 10:36:20,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 10:36:20,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:36:20,948 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-24 10:36:20,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:36:20,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:36:20,949 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-24 10:36:20,949 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-24 10:36:20,950 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-24 10:36:20,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:36:20,950 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:36:20,950 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:36:20,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:36:20,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:36:20,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:36:20,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:36:20,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:36:20,952 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:36:20,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:36:20,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:36:20,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:36:20,954 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_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-10-24 10:36:21,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:36:21,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:36:21,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:36:21,381 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:36:21,381 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:36:21,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-24 10:36:21,466 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/036effdbe/edbc19efb5b6415ebf79a232d77b1457/FLAG744d3092a [2021-10-24 10:36:22,412 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:36:22,412 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-24 10:36:22,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/036effdbe/edbc19efb5b6415ebf79a232d77b1457/FLAG744d3092a [2021-10-24 10:36:22,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/036effdbe/edbc19efb5b6415ebf79a232d77b1457 [2021-10-24 10:36:22,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:36:22,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:36:22,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:22,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:36:22,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:36:22,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:22" (1/1) ... [2021-10-24 10:36:22,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f60ca93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:22, skipping insertion in model container [2021-10-24 10:36:22,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:22" (1/1) ... [2021-10-24 10:36:22,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:36:22,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:36:23,989 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-24 10:36:23,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6488e302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:23, skipping insertion in model container [2021-10-24 10:36:23,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:23,994 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:36:23,998 INFO L168 Benchmark]: Toolchain (without parser) took 1496.88 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 67.1 MB in the beginning and 86.1 MB in the end (delta: -19.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:36:24,000 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:36:24,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1492.79 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 67.1 MB in the beginning and 86.1 MB in the end (delta: -19.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:36:24,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 90.2 MB. Free memory is still 69.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1492.79 ms. Allocated memory was 90.2 MB in the beginning and 125.8 MB in the end (delta: 35.7 MB). Free memory was 67.1 MB in the beginning and 86.1 MB in the end (delta: -19.0 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:36:26,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:36:26,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:36:26,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:36:26,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:36:26,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:36:26,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:36:26,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:36:26,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:36:26,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:36:26,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:36:26,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:36:26,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:36:26,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:36:26,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:36:26,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:36:26,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:36:26,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:36:26,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:36:26,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:36:26,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:36:26,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:36:26,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:36:26,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:36:27,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:36:27,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:36:27,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:36:27,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:36:27,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:36:27,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:36:27,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:36:27,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:36:27,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:36:27,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:36:27,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:36:27,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:36:27,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:36:27,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:36:27,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:36:27,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:36:27,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:36:27,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-24 10:36:27,085 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:36:27,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:36:27,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:36:27,088 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:36:27,089 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:36:27,089 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:36:27,089 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:36:27,090 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:36:27,090 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:36:27,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-24 10:36:27,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-24 10:36:27,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:36:27,095 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-24 10:36:27,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:36:27,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:36:27,096 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-24 10:36:27,096 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-24 10:36:27,097 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-24 10:36:27,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:36:27,097 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:36:27,098 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:36:27,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:36:27,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:36:27,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:36:27,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:36:27,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:36:27,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:36:27,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:36:27,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:36:27,101 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:36:27,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:36:27,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:36:27,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:36:27,103 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_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-10-24 10:36:27,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:36:27,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:36:27,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:36:27,665 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:36:27,665 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:36:27,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-24 10:36:27,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/9db1929e1/8d5ab398cec245f081e0ade24256db26/FLAG8329624e5 [2021-10-24 10:36:28,771 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:36:28,771 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-24 10:36:28,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/9db1929e1/8d5ab398cec245f081e0ade24256db26/FLAG8329624e5 [2021-10-24 10:36:29,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b948f7ad-9ebe-4e7a-9d97-5a32474d9559/bin/utaipan-9zjyvhn0QE/data/9db1929e1/8d5ab398cec245f081e0ade24256db26 [2021-10-24 10:36:29,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:36:29,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:36:29,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:29,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:36:29,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:36:29,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:29" (1/1) ... [2021-10-24 10:36:29,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3e6f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:29, skipping insertion in model container [2021-10-24 10:36:29,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:36:29" (1/1) ... [2021-10-24 10:36:29,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:36:29,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:36:30,979 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-10-24 10:36:30,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ab9ef5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:36:30, skipping insertion in model container [2021-10-24 10:36:30,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:36:30,981 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:36:30,984 INFO L168 Benchmark]: Toolchain (without parser) took 1687.38 ms. Allocated memory is still 77.6 MB. Free memory was 55.7 MB in the beginning and 45.2 MB in the end (delta: 10.6 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:36:30,985 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 77.6 MB. Free memory is still 57.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:36:30,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1683.52 ms. Allocated memory is still 77.6 MB. Free memory was 55.6 MB in the beginning and 45.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:36:30,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 77.6 MB. Free memory is still 57.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1683.52 ms. Allocated memory is still 77.6 MB. Free memory was 55.6 MB in the beginning and 45.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...