./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_41_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_41_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0 --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 0ecdab9b1187a519283aba682f510c8b435d097a7dbd91f76ef4eed4b35ba73b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 20:08:34,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:08:34,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:08:34,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:08:34,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:08:34,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:08:34,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:08:34,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:08:34,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:08:34,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:08:34,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:08:34,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:08:34,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:08:34,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:08:34,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:08:34,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:08:34,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:08:34,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:08:34,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:08:34,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:08:34,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:08:34,735 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:08:34,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:08:34,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:08:34,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:08:34,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:08:34,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:08:34,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:08:34,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:08:34,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:08:34,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:08:34,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:08:34,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:08:34,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:08:34,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:08:34,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:08:34,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:08:34,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:08:34,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:08:34,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:08:34,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:08:34,767 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-16 20:08:34,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:08:34,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:08:34,821 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:08:34,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:08:34,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:08:34,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:08:34,823 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:08:34,823 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:08:34,823 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:08:34,823 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:08:34,824 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:08:34,825 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:08:34,825 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:08:34,825 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:08:34,826 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:08:34,826 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:08:34,826 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:08:34,826 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:08:34,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:08:34,827 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 20:08:34,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:08:34,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:08:34,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:08:34,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:08:34,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:08:34,829 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 20:08:34,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:08:34,830 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:08:34,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:08:34,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:08:34,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:08:34,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:08:34,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:08:34,832 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:08:34,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:08:34,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:08:34,833 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:08:34,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:08:34,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:08:34,834 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:08:34,834 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_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ecdab9b1187a519283aba682f510c8b435d097a7dbd91f76ef4eed4b35ba73b [2022-11-16 20:08:35,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:08:35,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:08:35,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:08:35,206 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:08:35,207 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:08:35,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_41_good.i [2022-11-16 20:08:35,279 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/data/008869b8a/6d9b387f68284bad8fc77986073ca48a/FLAGfa52aa8fc [2022-11-16 20:08:36,061 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:08:36,061 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_41_good.i [2022-11-16 20:08:36,086 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/data/008869b8a/6d9b387f68284bad8fc77986073ca48a/FLAGfa52aa8fc [2022-11-16 20:08:36,163 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/data/008869b8a/6d9b387f68284bad8fc77986073ca48a [2022-11-16 20:08:36,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:08:36,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:08:36,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:08:36,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:08:36,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:08:36,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:08:36" (1/1) ... [2022-11-16 20:08:36,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600483a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:08:36, skipping insertion in model container [2022-11-16 20:08:36,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:08:36" (1/1) ... [2022-11-16 20:08:36,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:08:36,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:08:36,667 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 20:08:37,642 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: abs [2022-11-16 20:08:37,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49e38066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:08:37, skipping insertion in model container [2022-11-16 20:08:37,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:08:37,643 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 20:08:37,645 INFO L158 Benchmark]: Toolchain (without parser) took 1476.68ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 69.4MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 20:08:37,646 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory was 81.0MB in the beginning and 80.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:08:37,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1471.52ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 69.4MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 20:08:37,648 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 109.1MB. Free memory was 81.0MB in the beginning and 80.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1471.52ms. Allocated memory is still 109.1MB. Free memory was 81.7MB in the beginning and 69.4MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1848]: Unsupported Syntax Unsupported function: abs 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_198b5aec-8b73-4404-b038-024f0d238c8b/bin/utaipan-Xvt2sAort0/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