./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:21:19,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:21:19,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:21:19,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:21:19,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:21:19,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:21:19,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:21:19,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:21:19,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:21:19,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:21:19,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:21:19,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:21:19,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:21:19,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:21:19,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:21:19,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:21:19,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:21:19,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:21:19,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:21:19,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:21:19,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:21:19,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:21:19,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:21:19,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:21:19,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:21:19,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:21:19,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:21:19,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:21:19,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:21:19,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:21:19,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:21:19,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:21:19,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:21:19,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:21:19,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:21:19,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:21:19,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:21:19,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:21:19,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:21:19,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:21:19,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:21:19,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-22 23:21:19,359 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:21:19,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:21:19,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:21:19,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:21:19,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:21:19,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:21:19,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:21:19,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:21:19,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:21:19,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:21:19,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:21:19,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:21:19,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:21:19,365 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-22 23:21:19,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:21:19,366 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:21:19,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:21:19,367 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:21:19,367 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:21:19,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:21:19,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:21:19,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:21:19,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:21:19,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:21:19,370 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:21:19,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:21:19,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:21:19,370 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_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2021-11-22 23:21:19,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:21:19,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:21:19,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:21:19,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:21:19,660 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:21:19,661 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2021-11-22 23:21:19,743 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/data/be3ac30db/f9c06cd5fe6d48148999687f6d2f3c8b/FLAGca824294b [2021-11-22 23:21:20,404 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:21:20,404 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2021-11-22 23:21:20,445 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/data/be3ac30db/f9c06cd5fe6d48148999687f6d2f3c8b/FLAGca824294b [2021-11-22 23:21:20,595 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/data/be3ac30db/f9c06cd5fe6d48148999687f6d2f3c8b [2021-11-22 23:21:20,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:21:20,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:21:20,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:20,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:21:20,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:21:20,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:20" (1/1) ... [2021-11-22 23:21:20,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64bf567d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:20, skipping insertion in model container [2021-11-22 23:21:20,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:20" (1/1) ... [2021-11-22 23:21:20,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:21:20,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:21:21,826 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-11-22 23:21:21,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9dac897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:21, skipping insertion in model container [2021-11-22 23:21:21,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:21,827 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-22 23:21:21,830 INFO L158 Benchmark]: Toolchain (without parser) took 1229.25ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 56.4MB in the beginning and 80.8MB in the end (delta: -24.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:21:21,831 INFO L158 Benchmark]: CDTParser took 1.41ms. Allocated memory is still 94.4MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:21:21,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1209.55ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 56.2MB in the beginning and 80.8MB in the end (delta: -24.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:21:21,836 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41ms. Allocated memory is still 94.4MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1209.55ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 56.2MB in the beginning and 80.8MB in the end (delta: -24.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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_d9656733-4077-4f0a-8433-b4e76fab7e8e/bin/ukojak-LBtLqBUTdQ/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