./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS --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 a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- 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-8393723 [2022-11-19 07:49:37,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:49:37,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:49:37,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:49:37,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:49:37,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:49:37,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:49:37,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:49:37,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:49:37,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:49:37,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:49:37,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:49:37,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:49:37,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:49:37,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:49:37,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:49:37,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:49:37,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:49:37,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:49:37,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:49:37,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:49:37,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:49:37,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:49:37,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:49:37,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:49:37,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:49:37,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:49:37,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:49:37,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:49:37,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:49:37,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:49:37,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:49:37,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:49:37,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:49:37,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:49:37,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:49:37,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:49:37,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:49:37,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:49:37,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:49:37,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:49:37,436 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-19 07:49:37,476 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:49:37,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:49:37,477 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:49:37,477 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:49:37,478 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:49:37,479 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:49:37,479 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:49:37,479 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:49:37,479 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:49:37,479 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:49:37,480 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:49:37,481 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:49:37,481 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:49:37,481 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:49:37,481 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:49:37,481 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:49:37,482 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:49:37,482 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:49:37,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:49:37,484 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:49:37,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:49:37,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:49:37,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:49:37,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:49:37,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:49:37,493 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:49:37,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:49:37,493 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:49:37,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:49:37,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:49:37,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:49:37,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:49:37,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:49:37,495 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:49:37,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:49:37,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:49:37,495 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:49:37,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:49:37,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:49:37,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:49:37,496 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_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2022-11-19 07:49:37,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:49:37,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:49:37,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:49:37,797 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:49:37,800 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:49:37,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-19 07:49:37,861 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/data/a3c7c73a0/473b70e55dc049749147c7e362d34297/FLAG450696e28 [2022-11-19 07:49:38,743 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:49:38,744 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2022-11-19 07:49:38,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/data/a3c7c73a0/473b70e55dc049749147c7e362d34297/FLAG450696e28 [2022-11-19 07:49:38,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/data/a3c7c73a0/473b70e55dc049749147c7e362d34297 [2022-11-19 07:49:38,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:49:38,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:49:38,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:49:38,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:49:38,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:49:38,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:38" (1/1) ... [2022-11-19 07:49:38,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233378e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:38, skipping insertion in model container [2022-11-19 07:49:38,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:38" (1/1) ... [2022-11-19 07:49:38,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:49:38,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:49:40,767 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2022-11-19 07:49:40,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e6aa79f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:40, skipping insertion in model container [2022-11-19 07:49:40,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:49:40,768 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:49:40,770 INFO L158 Benchmark]: Toolchain (without parser) took 1945.09ms. Allocated memory is still 127.9MB. Free memory was 87.1MB in the beginning and 69.4MB in the end (delta: 17.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-19 07:49:40,771 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:49:40,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1939.67ms. Allocated memory is still 127.9MB. Free memory was 87.1MB in the beginning and 69.4MB in the end (delta: 17.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-19 07:49:40,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory was 50.0MB in the beginning and 49.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1939.67ms. Allocated memory is still 127.9MB. Free memory was 87.1MB in the beginning and 69.4MB in the end (delta: 17.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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_444af8ff-d1f3-42db-a0c2-0044e0fdce93/bin/utaipan-I9t0OCRTmS/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