./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-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_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/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 d24d04d784bb7e8bb14a1197f52b02679a5a2398 ............................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/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 [2020-11-30 00:50:43,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:50:43,463 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:50:43,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:50:43,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:50:43,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:50:43,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:50:43,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:50:43,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:50:43,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:50:43,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:50:43,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:50:43,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:50:43,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:50:43,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:50:43,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:50:43,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:50:43,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:50:43,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:50:43,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:50:43,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:50:43,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:50:43,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:50:43,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:50:43,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:50:43,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:50:43,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:50:43,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:50:43,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:50:43,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:50:43,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:50:43,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:50:43,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:50:43,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:50:43,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:50:43,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:50:43,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:50:43,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:50:43,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:50:43,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:50:43,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:50:43,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2020-11-30 00:50:43,676 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:50:43,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:50:43,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:50:43,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:50:43,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:50:43,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:50:43,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:50:43,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:50:43,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:50:43,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:50:43,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:50:43,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:50:43,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:50:43,684 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-30 00:50:43,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:50:43,684 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:50:43,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:50:43,685 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:50:43,685 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:50:43,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:50:43,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:50:43,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:50:43,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:50:43,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:50:43,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:50:43,687 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:50:43,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:50:43,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:50:43,688 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_93997e0f-8200-4d53-9802-7f2e516872a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d24d04d784bb7e8bb14a1197f52b02679a5a2398 [2020-11-30 00:50:44,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:50:44,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:50:44,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:50:44,126 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:50:44,127 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:50:44,128 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/rm-2.i [2020-11-30 00:50:44,224 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/data/bb65d3653/1afa0669b0974898b4868f4af142d95a/FLAGd8db820b8 [2020-11-30 00:50:45,191 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:50:45,192 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/sv-benchmarks/c/busybox-1.22.0/rm-2.i [2020-11-30 00:50:45,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/data/bb65d3653/1afa0669b0974898b4868f4af142d95a/FLAGd8db820b8 [2020-11-30 00:50:45,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93997e0f-8200-4d53-9802-7f2e516872a7/bin/ukojak/data/bb65d3653/1afa0669b0974898b4868f4af142d95a [2020-11-30 00:50:45,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:50:45,749 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:50:45,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:50:45,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:50:45,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:50:45,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ced88c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:45, skipping insertion in model container [2020-11-30 00:50:45,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:50:45" (1/1) ... [2020-11-30 00:50:45,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:50:45,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:50:47,572 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2020-11-30 00:50:47,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fa7fb35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:50:47, skipping insertion in model container [2020-11-30 00:50:47,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:50:47,578 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 00:50:47,582 INFO L168 Benchmark]: Toolchain (without parser) took 1830.53 ms. Allocated memory is still 109.1 MB. Free memory was 73.7 MB in the beginning and 68.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:47,584 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:50:47,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1819.06 ms. Allocated memory is still 109.1 MB. Free memory was 73.4 MB in the beginning and 68.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:50:47,590 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 33.8 MB in the beginning and 33.8 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1819.06 ms. Allocated memory is still 109.1 MB. Free memory was 73.4 MB in the beginning and 68.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: 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...