./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak --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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ............................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/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 0.2.0-a4ecdab [2020-11-29 22:35:01,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:35:01,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:35:01,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:35:01,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:35:01,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:35:01,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:35:01,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:35:01,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:35:01,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:35:01,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:35:01,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:35:01,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:35:01,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:35:01,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:35:01,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:35:01,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:35:01,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:35:01,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:35:01,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:35:01,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:35:01,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:35:01,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:35:01,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:35:01,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:35:01,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:35:01,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:35:01,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:35:01,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:35:01,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:35:01,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:35:01,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:35:01,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:35:01,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:35:01,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:35:01,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:35:01,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:35:01,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:35:01,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:35:01,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:35:01,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:35:01,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2020-11-29 22:35:01,251 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:35:01,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:35:01,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 22:35:01,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 22:35:01,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:35:01,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:35:01,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:35:01,255 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 22:35:01,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:35:01,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:35:01,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:35:01,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:35:01,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:35:01,257 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-29 22:35:01,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:35:01,257 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:35:01,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:35:01,258 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 22:35:01,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 22:35:01,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:35:01,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:35:01,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 22:35:01,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:35:01,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:35:01,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:35:01,260 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 22:35:01,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:35:01,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:35:01,261 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-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-11-29 22:35:01,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:35:01,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:35:01,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:35:01,618 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:35:01,619 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:35:01,622 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-29 22:35:01,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/data/0d25e5c20/543336a3a7794a239366874d4619f546/FLAG62216542e [2020-11-29 22:35:02,465 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:35:02,466 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-11-29 22:35:02,498 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/data/0d25e5c20/543336a3a7794a239366874d4619f546/FLAG62216542e [2020-11-29 22:35:02,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c4872e52-7d49-42b0-ade9-34e115696546/bin/ukojak/data/0d25e5c20/543336a3a7794a239366874d4619f546 [2020-11-29 22:35:02,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:35:02,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:35:02,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:02,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:35:02,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:35:02,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:02" (1/1) ... [2020-11-29 22:35:02,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25bd3366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:02, skipping insertion in model container [2020-11-29 22:35:02,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:02" (1/1) ... [2020-11-29 22:35:02,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:35:02,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:35:03,912 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-29 22:35:03,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43411d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:03, skipping insertion in model container [2020-11-29 22:35:03,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:03,914 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 22:35:03,916 INFO L168 Benchmark]: Toolchain (without parser) took 1319.25 ms. Allocated memory was 88.1 MB in the beginning and 136.3 MB in the end (delta: 48.2 MB). Free memory was 52.7 MB in the beginning and 102.1 MB in the end (delta: -49.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:03,917 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 88.1 MB. Free memory was 46.0 MB in the beginning and 46.0 MB in the end (delta: 40.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:35:03,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1314.19 ms. Allocated memory was 88.1 MB in the beginning and 136.3 MB in the end (delta: 48.2 MB). Free memory was 52.5 MB in the beginning and 102.1 MB in the end (delta: -49.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:03,921 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 88.1 MB. Free memory was 46.0 MB in the beginning and 46.0 MB in the end (delta: 40.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1314.19 ms. Allocated memory was 88.1 MB in the beginning and 136.3 MB in the end (delta: 48.2 MB). Free memory was 52.5 MB in the beginning and 102.1 MB in the end (delta: -49.6 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: 2308]: 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...