./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/printf-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_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/printf-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1439ef84a1af17ccf44ca8c0d6ca169b34f09692271293b069ca646aa923532 ............................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/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 04:41:30,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:41:30,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:41:31,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:41:31,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:41:31,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:41:31,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:41:31,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:41:31,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:41:31,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:41:31,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:41:31,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:41:31,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:41:31,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:41:31,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:41:31,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:41:31,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:41:31,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:41:31,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:41:31,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:41:31,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:41:31,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:41:31,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:41:31,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:41:31,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:41:31,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:41:31,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:41:31,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:41:31,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:41:31,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:41:31,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:41:31,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:41:31,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:41:31,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:41:31,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:41:31,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:41:31,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:41:31,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:41:31,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:41:31,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:41:31,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:41:31,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-10-29 04:41:31,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:41:31,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:41:31,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:41:31,177 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:41:31,177 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:41:31,177 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:41:31,178 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:41:31,178 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:41:31,186 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:41:31,187 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:41:31,188 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:41:31,188 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:41:31,189 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:41:31,189 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:41:31,189 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:41:31,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:41:31,191 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:41:31,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:41:31,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:41:31,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:41:31,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:41:31,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:41:31,192 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 04:41:31,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:41:31,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:41:31,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:41:31,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:41:31,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:41:31,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:41:31,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:41:31,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:41:31,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:41:31,196 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:41:31,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:41:31,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:41:31,197 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:41:31,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:41:31,197 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1439ef84a1af17ccf44ca8c0d6ca169b34f09692271293b069ca646aa923532 [2021-10-29 04:41:31,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:41:31,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:41:31,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:41:31,609 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:41:31,609 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:41:31,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/printf-1.i [2021-10-29 04:41:31,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/data/a7823292c/0ce2e5c6c57d420fb407949f438f6f3e/FLAGe7020220b [2021-10-29 04:41:32,591 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:41:32,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/sv-benchmarks/c/busybox-1.22.0/printf-1.i [2021-10-29 04:41:32,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/data/a7823292c/0ce2e5c6c57d420fb407949f438f6f3e/FLAGe7020220b [2021-10-29 04:41:33,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/bin/utaipan-SDwSMHVbGG/data/a7823292c/0ce2e5c6c57d420fb407949f438f6f3e [2021-10-29 04:41:33,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:41:33,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:41:33,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:33,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:41:33,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:41:33,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:33" (1/1) ... [2021-10-29 04:41:33,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad1b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:33, skipping insertion in model container [2021-10-29 04:41:33,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:41:33" (1/1) ... [2021-10-29 04:41:33,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:41:33,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:41:35,024 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/sv-benchmarks/c/busybox-1.22.0/printf-1.i[103697,103710] [2021-10-29 04:41:35,025 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/sv-benchmarks/c/busybox-1.22.0/printf-1.i[103873,103886] [2021-10-29 04:41:35,027 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/sv-benchmarks/c/busybox-1.22.0/printf-1.i[104046,104059] [2021-10-29 04:41:35,028 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/sv-benchmarks/c/busybox-1.22.0/printf-1.i[104257,104270] [2021-10-29 04:41:35,030 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d427c902-70b9-4b45-8a14-ba0117cbed84/sv-benchmarks/c/busybox-1.22.0/printf-1.i[104570,104583] [2021-10-29 04:41:35,036 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-10-29 04:41:35,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7448a625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:41:35, skipping insertion in model container [2021-10-29 04:41:35,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:41:35,037 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 04:41:35,040 INFO L168 Benchmark]: Toolchain (without parser) took 1941.86 ms. Allocated memory is still 136.3 MB. Free memory was 94.9 MB in the beginning and 94.2 MB in the end (delta: 651.9 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:35,041 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 136.3 MB. Free memory was 117.1 MB in the beginning and 117.0 MB in the end (delta: 133.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:41:35,042 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1938.31 ms. Allocated memory is still 136.3 MB. Free memory was 94.8 MB in the beginning and 94.2 MB in the end (delta: 518.8 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:41:35,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 136.3 MB. Free memory was 117.1 MB in the beginning and 117.0 MB in the end (delta: 133.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1938.31 ms. Allocated memory is still 136.3 MB. Free memory was 94.8 MB in the beginning and 94.2 MB in the end (delta: 518.8 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...