./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan --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 32bit --witnessprinter.graph.data.programhash 6bb5b8807dd3a5b9647c9ae1ed8f2276be101afe ............................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:44:17,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:44:17,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:44:17,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:44:17,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:44:17,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:44:17,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:44:17,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:44:17,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:44:17,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:44:17,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:44:17,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:44:17,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:44:17,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:44:17,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:44:17,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:44:17,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:44:17,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:44:17,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:44:17,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:44:17,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:44:17,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:44:17,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:44:17,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:44:17,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:44:17,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:44:17,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:44:17,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:44:17,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:44:17,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:44:17,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:44:17,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:44:17,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:44:17,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:44:17,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:44:17,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:44:17,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:44:17,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:44:17,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:44:17,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:44:17,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:44:17,222 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf [2020-11-28 07:44:17,247 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:44:17,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:44:17,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:44:17,251 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:44:17,251 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:44:17,251 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:44:17,251 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:44:17,252 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:44:17,252 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:44:17,252 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:44:17,253 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:44:17,253 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:44:17,254 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:44:17,254 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:44:17,254 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:44:17,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:44:17,255 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:44:17,255 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:44:17,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:44:17,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:44:17,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:44:17,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:44:17,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:44:17,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:44:17,257 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 07:44:17,257 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:44:17,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:44:17,258 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:44:17,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:44:17,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:44:17,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:44:17,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:44:17,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:44:17,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:44:17,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:44:17,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:44:17,260 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:44:17,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:44:17,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:44:17,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:44:17,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:44:17,261 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-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bb5b8807dd3a5b9647c9ae1ed8f2276be101afe [2020-11-28 07:44:17,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:44:17,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:44:17,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:44:17,556 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:44:17,556 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:44:17,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2020-11-28 07:44:17,638 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/data/681268fdd/ec5fcf0a9adc4912b4840a035cd7e2b3/FLAG1f6286e14 [2020-11-28 07:44:18,386 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:44:18,387 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-2.i [2020-11-28 07:44:18,428 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/data/681268fdd/ec5fcf0a9adc4912b4840a035cd7e2b3/FLAG1f6286e14 [2020-11-28 07:44:18,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_265c8b6c-afc6-45fa-8346-031659a2e3d0/bin/utaipan/data/681268fdd/ec5fcf0a9adc4912b4840a035cd7e2b3 [2020-11-28 07:44:18,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:44:18,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:44:18,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:44:18,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:44:18,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:44:18,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:44:18" (1/1) ... [2020-11-28 07:44:18,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2947d3a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:44:18, skipping insertion in model container [2020-11-28 07:44:18,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:44:18" (1/1) ... [2020-11-28 07:44:18,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:44:18,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:44:18,905 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type __float128 [2020-11-28 07:44:18,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39a7ef5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:44:18, skipping insertion in model container [2020-11-28 07:44:18,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:44:18,906 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:44:18,909 INFO L168 Benchmark]: Toolchain (without parser) took 344.65 ms. Allocated memory is still 113.2 MB. Free memory was 83.9 MB in the beginning and 89.4 MB in the end (delta: -5.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:44:18,909 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 113.2 MB. Free memory was 71.2 MB in the beginning and 71.2 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:44:18,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.30 ms. Allocated memory is still 113.2 MB. Free memory was 83.7 MB in the beginning and 89.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:44:18,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 113.2 MB. Free memory was 71.2 MB in the beginning and 71.2 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 342.30 ms. Allocated memory is still 113.2 MB. Free memory was 83.7 MB in the beginning and 89.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 124]: Unsupported Syntax Undefined type __float128 RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...