./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu --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 5ed38c9e762f8d87ccf81e9a295a29e195d4fc2cff176b5fc2b708cdf806c3c5 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:05:03,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:05:03,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:05:03,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:05:03,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:05:03,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:05:03,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:05:03,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:05:03,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:05:03,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:05:03,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:05:03,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:05:03,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:05:03,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:05:03,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:05:03,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:05:03,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:05:03,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:05:03,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:05:03,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:05:03,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:05:03,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:05:03,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:05:03,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:05:03,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:05:03,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:05:03,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:05:03,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:05:03,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:05:03,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:05:03,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:05:03,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:05:03,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:05:03,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:05:03,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:05:03,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:05:03,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:05:03,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:05:03,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:05:03,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:05:03,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:05:03,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 15:05:03,279 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:05:03,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:05:03,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:05:03,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:05:03,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:05:03,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:05:03,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:05:03,282 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:05:03,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:05:03,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:05:03,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:05:03,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:05:03,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:05:03,293 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 15:05:03,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:05:03,293 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:05:03,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:05:03,294 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:05:03,294 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:05:03,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:05:03,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:03,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:05:03,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:05:03,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:05:03,295 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:05:03,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:05:03,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:05:03,296 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_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ed38c9e762f8d87ccf81e9a295a29e195d4fc2cff176b5fc2b708cdf806c3c5 [2021-11-23 15:05:03,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:05:03,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:05:03,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:05:03,771 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:05:03,772 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:05:03,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2021-11-23 15:05:03,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/data/a2ee077bf/96cf4672b06c4e21ab062cf6523f5852/FLAG8e7be19ff [2021-11-23 15:05:04,747 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:05:04,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2021-11-23 15:05:04,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/data/a2ee077bf/96cf4672b06c4e21ab062cf6523f5852/FLAG8e7be19ff [2021-11-23 15:05:05,252 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/data/a2ee077bf/96cf4672b06c4e21ab062cf6523f5852 [2021-11-23 15:05:05,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:05:05,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:05:05,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:05,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:05:05,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:05:05,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1004a109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:05, skipping insertion in model container [2021-11-23 15:05:05,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:05:05" (1/1) ... [2021-11-23 15:05:05,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:05:05,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:07,362 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-23 15:05:07,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ecf5506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:07, skipping insertion in model container [2021-11-23 15:05:07,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:07,364 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 15:05:07,366 INFO L158 Benchmark]: Toolchain (without parser) took 2106.02ms. Allocated memory is still 123.7MB. Free memory was 82.3MB in the beginning and 78.0MB in the end (delta: 4.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:07,367 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 123.7MB. Free memory was 98.1MB in the beginning and 98.0MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:07,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2101.01ms. Allocated memory is still 123.7MB. Free memory was 82.3MB in the beginning and 78.0MB in the end (delta: 4.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:05:07,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 123.7MB. Free memory was 98.1MB in the beginning and 98.0MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2101.01ms. Allocated memory is still 123.7MB. Free memory was 82.3MB in the beginning and 78.0MB in the end (delta: 4.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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... --- 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_f6b52f04-78b1-4699-b494-3393c7d3bceb/bin/ukojak-CwSLpZB5Qu/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