./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI --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 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 .............................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:54:49,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:54:49,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:54:49,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:54:49,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:54:49,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:54:49,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:54:49,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:54:49,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:54:49,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:54:49,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:54:49,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:54:49,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:54:49,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:54:49,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:54:49,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:54:49,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:54:49,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:54:49,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:54:49,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:54:49,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:54:49,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:54:49,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:54:49,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:54:49,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:54:49,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:54:49,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:54:49,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:54:49,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:54:49,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:54:49,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:54:49,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:54:49,989 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:54:49,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:54:49,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:54:49,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:54:49,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:54:49,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:54:49,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:54:49,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:54:49,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:54:49,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-29 02:54:50,042 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:54:50,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:54:50,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:54:50,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:54:50,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:54:50,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:54:50,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:54:50,050 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 02:54:50,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:54:50,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:54:50,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:54:50,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:54:50,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:54:50,058 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 02:54:50,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:54:50,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:54:50,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:54:50,058 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:54:50,059 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:54:50,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:54:50,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:54:50,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:54:50,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:54:50,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:54:50,060 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:54:50,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:54:50,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:54:50,061 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_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73ddda065abbbb7a8935bad18f49b1d17524338cb957fc8706a0a92f880d4109 [2021-10-29 02:54:50,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:54:50,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:54:50,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:54:50,335 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:54:50,336 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:54:50,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2021-10-29 02:54:50,429 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/data/90cae7a5c/3d87e168603c4bdcac780e7179556581/FLAG27feaa9a7 [2021-10-29 02:54:51,169 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:54:51,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/sv-benchmarks/c/busybox-1.22.0/readlink-1.i [2021-10-29 02:54:51,214 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/data/90cae7a5c/3d87e168603c4bdcac780e7179556581/FLAG27feaa9a7 [2021-10-29 02:54:51,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce2ca542-cc5f-4e44-b813-aff38bc0a1fe/bin/ukojak-Rh5K9KB4LI/data/90cae7a5c/3d87e168603c4bdcac780e7179556581 [2021-10-29 02:54:51,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:54:51,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:54:51,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:51,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:54:51,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:54:51,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:51" (1/1) ... [2021-10-29 02:54:51,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfe77d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:51, skipping insertion in model container [2021-10-29 02:54:51,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:54:51" (1/1) ... [2021-10-29 02:54:51,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:54:51,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:54:52,588 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 [2021-10-29 02:54:52,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b4407b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:54:52, skipping insertion in model container [2021-10-29 02:54:52,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:54:52,590 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 02:54:52,592 INFO L168 Benchmark]: Toolchain (without parser) took 1315.14 ms. Allocated memory is still 90.2 MB. Free memory was 62.2 MB in the beginning and 49.7 MB in the end (delta: 12.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:52,592 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 90.2 MB. Free memory is still 63.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:54:52,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.78 ms. Allocated memory is still 90.2 MB. Free memory was 62.0 MB in the beginning and 49.7 MB in the end (delta: 12.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 02:54:52,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 90.2 MB. Free memory is still 63.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1312.78 ms. Allocated memory is still 90.2 MB. Free memory was 62.0 MB in the beginning and 49.7 MB in the end (delta: 12.3 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: 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...