./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs --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 32e9263d26246e579275874a2829421d6525f922e0954d42023b75b7698643d2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:31:57,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:31:57,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:31:57,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:31:57,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:31:57,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:31:57,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:31:57,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:31:57,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:31:57,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:31:57,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:31:57,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:31:57,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:31:57,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:31:57,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:31:57,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:31:57,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:31:57,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:31:57,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:31:57,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:31:57,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:31:57,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:31:57,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:31:57,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:31:57,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:31:57,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:31:57,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:31:57,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:31:57,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:31:57,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:31:57,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:31:57,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:31:57,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:31:57,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:31:57,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:31:57,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:31:57,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:31:57,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:31:57,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:31:57,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:31:57,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:31:57,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/config/svcomp-Overflow-64bit-Taipan_Default.epf [2021-11-19 14:31:57,217 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:31:57,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:31:57,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:31:57,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:31:57,220 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:31:57,220 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:31:57,220 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:31:57,221 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:31:57,221 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:31:57,221 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:31:57,221 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:31:57,222 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:31:57,222 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:31:57,222 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:31:57,222 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:31:57,223 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:31:57,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:31:57,224 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 14:31:57,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:31:57,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:31:57,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:31:57,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:31:57,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:31:57,225 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-19 14:31:57,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:31:57,226 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:31:57,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:31:57,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:31:57,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:31:57,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:31:57,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:31:57,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:31:57,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:31:57,228 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:31:57,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:31:57,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:31:57,229 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:31:57,229 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:31:57,229 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_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32e9263d26246e579275874a2829421d6525f922e0954d42023b75b7698643d2 [2021-11-19 14:31:57,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:31:57,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:31:57,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:31:57,507 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:31:57,508 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:31:57,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/busybox-1.22.0/touch-1.i [2021-11-19 14:31:57,602 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/data/8c7461a23/b43aba66cb3c4108980326de9a626f3c/FLAG60940bdf0 [2021-11-19 14:31:58,437 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:31:58,438 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/sv-benchmarks/c/busybox-1.22.0/touch-1.i [2021-11-19 14:31:58,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/data/8c7461a23/b43aba66cb3c4108980326de9a626f3c/FLAG60940bdf0 [2021-11-19 14:31:58,978 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/data/8c7461a23/b43aba66cb3c4108980326de9a626f3c [2021-11-19 14:31:58,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:31:58,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:31:58,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:31:58,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:31:58,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:31:58,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:31:58" (1/1) ... [2021-11-19 14:31:58,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ebf263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:31:58, skipping insertion in model container [2021-11-19 14:31:58,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:31:58" (1/1) ... [2021-11-19 14:31:59,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:31:59,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:32:01,011 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-19 14:32:01,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4aa5322b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:32:01, skipping insertion in model container [2021-11-19 14:32:01,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:32:01,013 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:32:01,015 INFO L158 Benchmark]: Toolchain (without parser) took 2031.34ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 64.5MB in the beginning and 87.5MB in the end (delta: -23.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-19 14:32:01,016 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:32:01,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2022.67ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 64.2MB in the beginning and 87.5MB in the end (delta: -23.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-19 14:32:01,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2022.67ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 64.2MB in the beginning and 87.5MB in the end (delta: -23.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2592]: 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_495eb1bc-ea18-455b-9813-98b640305f12/bin/utaipan-UbGMyvGFUs/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