./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59a6a45184a220c47bfd22f69457df0c490dc3da ......................................................................................................................................... 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_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 59a6a45184a220c47bfd22f69457df0c490dc3da ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:46:30,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:46:30,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:46:30,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:46:30,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:46:30,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:46:30,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:46:30,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:46:30,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:46:30,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:46:30,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:46:30,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:46:30,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:46:30,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:46:30,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:46:30,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:46:30,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:46:30,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:46:30,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:46:30,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:46:30,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:46:30,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:46:30,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:46:30,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:46:30,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:46:30,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:46:30,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:46:30,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:46:30,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:46:30,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:46:30,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:46:30,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:46:30,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:46:30,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:46:30,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:46:30,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:46:30,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:46:30,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:46:30,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:46:30,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:46:30,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:46:30,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-13 07:46:30,592 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:46:30,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:46:30,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:46:30,594 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:46:30,594 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:46:30,594 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:46:30,595 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:46:30,595 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:46:30,595 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:46:30,595 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:46:30,596 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:46:30,596 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:46:30,597 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:46:30,597 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:46:30,597 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:46:30,598 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:46:30,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:46:30,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:46:30,598 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:46:30,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:46:30,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:46:30,599 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:46:30,599 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:46:30,600 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:46:30,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:46:30,600 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:46:30,602 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:46:30,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:46:30,602 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:46:30,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:46:30,603 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:46:30,603 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:46:30,603 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:46:30,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:46:30,604 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:46:30,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:46:30,604 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_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59a6a45184a220c47bfd22f69457df0c490dc3da [2021-10-13 07:46:30,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:46:30,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:46:30,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:46:30,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:46:30,996 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:46:30,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-13 07:46:31,075 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/3daa9d45f/e0ba18cdd2464e3bbb6a100f93ea0531/FLAG71b138171 [2021-10-13 07:46:31,818 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:46:31,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-13 07:46:31,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/3daa9d45f/e0ba18cdd2464e3bbb6a100f93ea0531/FLAG71b138171 [2021-10-13 07:46:31,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/3daa9d45f/e0ba18cdd2464e3bbb6a100f93ea0531 [2021-10-13 07:46:31,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:46:31,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:46:31,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:46:31,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:46:31,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:46:31,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:46:31" (1/1) ... [2021-10-13 07:46:31,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189f5c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:31, skipping insertion in model container [2021-10-13 07:46:31,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:46:31" (1/1) ... [2021-10-13 07:46:31,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:46:32,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:46:33,135 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 [2021-10-13 07:46:33,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1893c72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:33, skipping insertion in model container [2021-10-13 07:46:33,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:46:33,137 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:46:33,139 INFO L168 Benchmark]: Toolchain (without parser) took 1172.44 ms. Allocated memory is still 113.2 MB. Free memory was 69.3 MB in the beginning and 73.4 MB in the end (delta: -4.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:46:33,139 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 113.2 MB. Free memory was 90.3 MB in the beginning and 90.2 MB in the end (delta: 72.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:46:33,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1169.99 ms. Allocated memory is still 113.2 MB. Free memory was 69.1 MB in the beginning and 73.6 MB in the end (delta: -4.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:46:33,142 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 113.2 MB. Free memory was 90.3 MB in the beginning and 90.2 MB in the end (delta: 72.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1169.99 ms. Allocated memory is still 113.2 MB. Free memory was 69.1 MB in the beginning and 73.6 MB in the end (delta: -4.5 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: 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-4e77c04 [2021-10-13 07:46:35,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:46:35,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:46:35,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:46:35,273 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:46:35,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:46:35,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:46:35,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:46:35,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:46:35,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:46:35,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:46:35,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:46:35,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:46:35,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:46:35,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:46:35,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:46:35,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:46:35,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:46:35,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:46:35,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:46:35,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:46:35,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:46:35,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:46:35,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:46:35,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:46:35,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:46:35,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:46:35,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:46:35,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:46:35,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:46:35,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:46:35,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:46:35,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:46:35,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:46:35,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:46:35,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:46:35,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:46:35,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:46:35,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:46:35,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:46:35,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:46:35,355 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-13 07:46:35,395 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:46:35,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:46:35,396 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:46:35,396 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:46:35,396 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:46:35,397 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:46:35,397 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:46:35,397 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:46:35,397 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:46:35,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 07:46:35,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 07:46:35,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:46:35,400 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:46:35,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:46:35,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:46:35,400 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 07:46:35,400 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 07:46:35,401 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 07:46:35,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:46:35,401 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:46:35,401 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:46:35,401 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:46:35,402 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:46:35,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:46:35,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:46:35,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:46:35,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:46:35,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:46:35,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:46:35,403 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:46:35,403 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:46:35,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:46:35,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:46:35,404 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_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 59a6a45184a220c47bfd22f69457df0c490dc3da [2021-10-13 07:46:35,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:46:35,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:46:35,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:46:35,779 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:46:35,779 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:46:35,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-13 07:46:35,853 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/219bb080b/7aa574c0758b41a69fa2de0cbd2f0d0f/FLAG2dccedff1 [2021-10-13 07:46:36,543 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:46:36,543 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2021-10-13 07:46:36,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/219bb080b/7aa574c0758b41a69fa2de0cbd2f0d0f/FLAG2dccedff1 [2021-10-13 07:46:36,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41bab33f-8d3c-466b-b9ee-0d01941c07ca/bin/utaipan-q2qaUkNPG8/data/219bb080b/7aa574c0758b41a69fa2de0cbd2f0d0f [2021-10-13 07:46:36,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:46:36,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:46:36,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:46:36,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:46:36,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:46:36,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:46:36" (1/1) ... [2021-10-13 07:46:36,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ac7c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:36, skipping insertion in model container [2021-10-13 07:46:36,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:46:36" (1/1) ... [2021-10-13 07:46:36,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:46:36,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:46:37,732 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 [2021-10-13 07:46:37,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1498452b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:37, skipping insertion in model container [2021-10-13 07:46:37,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:46:37,733 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:46:37,736 INFO L168 Benchmark]: Toolchain (without parser) took 1048.38 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 34.0 MB in the beginning and 48.6 MB in the end (delta: -14.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:46:37,736 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:46:37,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1046.27 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 33.8 MB in the beginning and 48.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:46:37,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1046.27 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 33.8 MB in the beginning and 48.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: 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...