./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8 --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:47:28,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:47:28,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:47:28,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:47:28,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:47:28,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:47:28,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:47:28,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:47:28,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:47:28,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:47:28,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:47:28,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:47:28,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:47:28,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:47:28,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:47:28,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:47:28,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:47:28,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:47:28,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:47:28,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:47:28,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:47:28,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:47:28,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:47:28,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:47:28,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:47:28,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:47:28,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:47:28,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:47:28,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:47:28,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:47:28,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:47:28,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:47:28,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:47:28,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:47:28,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:47:28,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:47:28,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:47:28,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:47:28,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:47:28,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:47:28,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:47:28,956 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-07 01:47:28,986 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:47:28,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:47:28,988 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:47:28,988 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:47:28,988 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:47:28,989 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:47:28,989 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:47:28,989 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:47:28,990 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:47:28,990 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:47:28,990 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:47:28,990 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:47:28,991 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:47:28,991 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:47:28,991 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:47:28,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:47:28,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:47:28,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:47:28,993 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:47:28,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:47:28,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:47:28,994 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:47:28,994 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:47:28,994 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-07 01:47:28,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:47:28,995 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:47:28,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:47:28,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:47:28,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:47:28,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:47:28,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:47:28,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:47:28,997 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:47:28,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:47:28,998 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:47:28,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:47:28,998 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_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-11-07 01:47:29,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:47:29,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:47:29,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:47:29,321 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:47:29,322 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:47:29,323 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-07 01:47:29,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/cb98a7ff3/fedf7405c2114e4cabdee51df91e9db0/FLAG0a82066f7 [2021-11-07 01:47:30,161 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:47:30,165 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-07 01:47:30,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/cb98a7ff3/fedf7405c2114e4cabdee51df91e9db0/FLAG0a82066f7 [2021-11-07 01:47:30,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/cb98a7ff3/fedf7405c2114e4cabdee51df91e9db0 [2021-11-07 01:47:30,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:47:30,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:47:30,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:47:30,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:47:30,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:47:30,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:47:30" (1/1) ... [2021-11-07 01:47:30,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4edad79c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:47:30, skipping insertion in model container [2021-11-07 01:47:30,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:47:30" (1/1) ... [2021-11-07 01:47:30,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:47:30,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:47:31,498 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-07 01:47:31,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10391e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:47:31, skipping insertion in model container [2021-11-07 01:47:31,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:47:31,500 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:47:31,502 INFO L168 Benchmark]: Toolchain (without parser) took 1230.51 ms. Allocated memory is still 115.3 MB. Free memory was 83.0 MB in the beginning and 78.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:31,504 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 115.3 MB. Free memory is still 71.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:47:31,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1227.92 ms. Allocated memory is still 115.3 MB. Free memory was 82.8 MB in the beginning and 78.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:31,507 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 115.3 MB. Free memory is still 71.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1227.92 ms. Allocated memory is still 115.3 MB. Free memory was 82.8 MB in the beginning and 78.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8 --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:47:34,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:47:34,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:47:34,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:47:34,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:47:34,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:47:34,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:47:34,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:47:34,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:47:34,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:47:34,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:47:34,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:47:34,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:47:34,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:47:34,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:47:34,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:47:34,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:47:34,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:47:34,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:47:34,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:47:34,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:47:34,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:47:34,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:47:34,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:47:34,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:47:34,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:47:34,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:47:34,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:47:34,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:47:34,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:47:34,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:47:34,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:47:34,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:47:34,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:47:34,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:47:34,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:47:34,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:47:34,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:47:34,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:47:34,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:47:34,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:47:34,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-07 01:47:34,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:47:34,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:47:34,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:47:34,292 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:47:34,292 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:47:34,293 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:47:34,293 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:47:34,293 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:47:34,293 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:47:34,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 01:47:34,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 01:47:34,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:47:34,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 01:47:34,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:47:34,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:47:34,297 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-07 01:47:34,298 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-07 01:47:34,298 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-07 01:47:34,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:47:34,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:47:34,298 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:47:34,299 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:47:34,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:47:34,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:47:34,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:47:34,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:47:34,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:47:34,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:47:34,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:47:34,301 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:47:34,301 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:47:34,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:47:34,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:47:34,302 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_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-11-07 01:47:34,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:47:34,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:47:34,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:47:34,795 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:47:34,796 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:47:34,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-07 01:47:34,883 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/2dcf1186d/20e57acf4c564f25af21372b36197c52/FLAG0aa8115e8 [2021-11-07 01:47:35,872 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:47:35,873 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-07 01:47:35,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/2dcf1186d/20e57acf4c564f25af21372b36197c52/FLAG0aa8115e8 [2021-11-07 01:47:36,343 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc9ddb2-7dd0-4570-91bb-d6e99e7761ad/bin/utaipan-UUZaoUuFF8/data/2dcf1186d/20e57acf4c564f25af21372b36197c52 [2021-11-07 01:47:36,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:47:36,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:47:36,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:47:36,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:47:36,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:47:36,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:47:36" (1/1) ... [2021-11-07 01:47:36,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d78d592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:47:36, skipping insertion in model container [2021-11-07 01:47:36,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:47:36" (1/1) ... [2021-11-07 01:47:36,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:47:36,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:47:38,097 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-07 01:47:38,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@387b1f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:47:38, skipping insertion in model container [2021-11-07 01:47:38,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:47:38,099 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:47:38,102 INFO L168 Benchmark]: Toolchain (without parser) took 1752.28 ms. Allocated memory is still 77.6 MB. Free memory was 56.3 MB in the beginning and 54.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:38,103 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 77.6 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:47:38,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1744.97 ms. Allocated memory is still 77.6 MB. Free memory was 56.1 MB in the beginning and 54.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:47:38,107 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 77.6 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1744.97 ms. Allocated memory is still 77.6 MB. Free memory was 56.1 MB in the beginning and 54.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN