./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:42:22,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:42:22,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:42:22,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:42:22,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:42:22,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:42:22,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:42:22,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:42:22,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:42:22,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:42:22,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:42:22,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:42:22,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:42:22,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:42:22,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:42:22,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:42:22,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:42:22,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:42:22,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:42:22,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:42:22,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:42:22,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:42:22,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:42:22,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:42:22,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:42:22,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:42:22,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:42:22,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:42:22,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:42:22,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:42:22,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:42:22,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:42:22,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:42:22,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:42:22,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:42:22,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:42:22,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:42:22,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:42:22,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:42:22,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:42:22,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:42:22,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-11-07 07:42:22,519 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:42:22,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:42:22,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:42:22,521 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:42:22,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:42:22,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:42:22,523 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:42:22,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:42:22,524 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 07:42:22,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 07:42:22,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:42:22,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 07:42:22,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 07:42:22,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 07:42:22,527 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-07 07:42:22,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:42:22,528 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:42:22,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 07:42:22,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:42:22,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:42:22,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 07:42:22,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:42:22,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:42:22,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 07:42:22,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 07:42:22,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 07:42:22,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 07:42:22,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 07:42:22,538 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:42:22,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 [2021-11-07 07:42:22,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:42:22,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:42:22,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:42:22,886 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:42:22,887 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:42:22,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2021-11-07 07:42:22,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/data/e30e6052d/9983281f1d7940148e86b5b4fa34f6bd/FLAGe022e64e0 [2021-11-07 07:42:23,771 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:42:23,773 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2021-11-07 07:42:23,819 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/data/e30e6052d/9983281f1d7940148e86b5b4fa34f6bd/FLAGe022e64e0 [2021-11-07 07:42:23,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/data/e30e6052d/9983281f1d7940148e86b5b4fa34f6bd [2021-11-07 07:42:23,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:42:23,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:42:23,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:42:23,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:42:23,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:42:23,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:42:23" (1/1) ... [2021-11-07 07:42:23,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f820775 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:42:23, skipping insertion in model container [2021-11-07 07:42:23,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:42:23" (1/1) ... [2021-11-07 07:42:23,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:42:24,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:42:25,404 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 [2021-11-07 07:42:25,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6db04acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:42:25, skipping insertion in model container [2021-11-07 07:42:25,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 07:42:25,409 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 07:42:25,413 INFO L168 Benchmark]: Toolchain (without parser) took 1530.46 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 56.2 MB in the beginning and 79.1 MB in the end (delta: -22.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-11-07 07:42:25,415 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 94.4 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:42:25,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1525.25 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 56.1 MB in the beginning and 79.1 MB in the end (delta: -23.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-11-07 07:42:25,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 94.4 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1525.25 ms. Allocated memory was 94.4 MB in the beginning and 117.4 MB in the end (delta: 23.1 MB). Free memory was 56.1 MB in the beginning and 79.1 MB in the end (delta: -23.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2359]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9623307c-8bf9-4f44-8afc-a8557732189c/bin/uautomizer-AkOaLMaTGY/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN