./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/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_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs --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 3ec7f25e165986a3aa5b5f3733e460749950f9c5 ......................................................................................................................................... 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_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/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_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs --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 3ec7f25e165986a3aa5b5f3733e460749950f9c5 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:58:54,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:58:54,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:58:54,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:58:54,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:58:54,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:58:54,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:58:54,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:58:54,927 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:58:54,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:58:54,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:58:54,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:58:54,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:58:54,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:58:54,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:58:54,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:58:54,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:58:54,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:58:54,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:58:54,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:58:54,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:58:54,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:58:54,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:58:54,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:58:54,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:58:54,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:58:54,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:58:54,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:58:54,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:58:54,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:58:54,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:58:54,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:58:54,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:58:54,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:58:54,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:58:54,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:58:54,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:58:54,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:58:54,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:58:54,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:58:54,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:58:54,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 02:58:55,043 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:58:55,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:58:55,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:58:55,052 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:58:55,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:58:55,052 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:58:55,052 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:58:55,053 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:58:55,053 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:58:55,053 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:58:55,054 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:58:55,055 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:58:55,055 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:58:55,055 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:58:55,055 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:58:55,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:58:55,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:58:55,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:58:55,057 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:58:55,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:58:55,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:58:55,058 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:58:55,058 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:58:55,058 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:58:55,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:58:55,059 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:58:55,059 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:58:55,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:58:55,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:58:55,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:58:55,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:58:55,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:58:55,061 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:58:55,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:58:55,061 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:58:55,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:58:55,062 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_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2021-10-16 02:58:55,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:58:55,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:58:55,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:58:55,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:58:55,370 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:58:55,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-16 02:58:55,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/0e498ca8e/f02d7040c2c3481ab936dfeb4979f717/FLAG16c6d11af [2021-10-16 02:58:56,221 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:58:56,222 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-16 02:58:56,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/0e498ca8e/f02d7040c2c3481ab936dfeb4979f717/FLAG16c6d11af [2021-10-16 02:58:56,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/0e498ca8e/f02d7040c2c3481ab936dfeb4979f717 [2021-10-16 02:58:56,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:58:56,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:58:56,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:58:56,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:58:56,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:58:56,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:58:56" (1/1) ... [2021-10-16 02:58:56,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:56, skipping insertion in model container [2021-10-16 02:58:56,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:58:56" (1/1) ... [2021-10-16 02:58:56,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:58:56,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:58:57,737 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 [2021-10-16 02:58:57,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69503924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:58:57, skipping insertion in model container [2021-10-16 02:58:57,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:58:57,742 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:58:57,745 INFO L168 Benchmark]: Toolchain (without parser) took 1398.77 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 57.9 MB in the beginning and 63.3 MB in the end (delta: -5.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:57,747 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory is still 60.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:58:57,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1392.94 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 57.8 MB in the beginning and 63.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 02:58:57,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory is still 60.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1392.94 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 57.8 MB in the beginning and 63.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 12.6 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-5709675 [2021-10-16 02:59:00,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:59:00,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:59:00,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:59:00,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:59:00,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:59:00,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:59:00,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:59:00,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:59:00,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:59:00,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:59:00,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:59:00,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:59:00,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:59:00,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:59:00,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:59:00,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:59:00,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:59:00,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:59:00,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:59:00,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:59:00,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:59:00,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:59:00,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:59:00,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:59:00,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:59:00,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:59:00,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:59:00,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:59:00,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:59:00,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:59:00,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:59:00,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:59:00,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:59:00,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:59:00,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:59:00,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:59:00,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:59:00,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:59:00,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:59:00,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:59:00,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 02:59:00,355 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:59:00,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:59:00,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:59:00,357 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:59:00,357 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:59:00,357 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:59:00,358 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:59:00,358 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:59:00,358 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:59:00,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:59:00,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:59:00,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:59:00,361 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:59:00,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:59:00,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:59:00,362 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:59:00,362 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:59:00,363 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:59:00,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:59:00,363 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:59:00,363 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:59:00,364 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:59:00,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:59:00,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:59:00,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:59:00,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:59:00,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:59:00,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:59:00,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:59:00,366 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:59:00,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:59:00,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:59:00,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:59:00,367 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_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ec7f25e165986a3aa5b5f3733e460749950f9c5 [2021-10-16 02:59:00,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:59:00,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:59:00,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:59:00,797 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:59:00,797 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:59:00,798 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-16 02:59:00,879 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/b4e706ee6/b78e8ff2d822466a97001292522548b8/FLAGcfbe8a0e6 [2021-10-16 02:59:01,756 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:59:01,757 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-10-16 02:59:01,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/b4e706ee6/b78e8ff2d822466a97001292522548b8/FLAGcfbe8a0e6 [2021-10-16 02:59:02,267 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d6aecb0-c238-481a-a6ad-c280e6bd63e2/bin/utaipan-mTDlp9Zugs/data/b4e706ee6/b78e8ff2d822466a97001292522548b8 [2021-10-16 02:59:02,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:59:02,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:59:02,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:59:02,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:59:02,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:59:02,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:59:02" (1/1) ... [2021-10-16 02:59:02,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d3f663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:02, skipping insertion in model container [2021-10-16 02:59:02,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:59:02" (1/1) ... [2021-10-16 02:59:02,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:59:02,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:59:03,942 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 [2021-10-16 02:59:03,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5462ef69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:59:03, skipping insertion in model container [2021-10-16 02:59:03,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:59:03,944 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:59:03,947 INFO L168 Benchmark]: Toolchain (without parser) took 1673.15 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 34.0 MB in the beginning and 44.2 MB in the end (delta: -10.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:59:03,948 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 33.0 MB in the beginning and 32.9 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:59:03,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1662.83 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 33.9 MB in the beginning and 44.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:59:03,955 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 33.0 MB in the beginning and 32.9 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1662.83 ms. Allocated memory was 52.4 MB in the beginning and 75.5 MB in the end (delta: 23.1 MB). Free memory was 33.9 MB in the beginning and 44.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 11.5 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...