./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:26:59,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:26:59,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:26:59,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:26:59,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:26:59,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:26:59,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:26:59,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:26:59,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:26:59,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:26:59,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:26:59,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:26:59,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:26:59,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:26:59,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:26:59,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:26:59,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:26:59,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:26:59,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:26:59,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:26:59,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:26:59,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:26:59,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:26:59,358 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:26:59,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:26:59,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:26:59,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:26:59,369 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:26:59,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:26:59,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:26:59,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:26:59,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:26:59,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:26:59,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:26:59,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:26:59,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:26:59,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:26:59,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:26:59,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:26:59,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:26:59,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:26:59,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:26:59,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:26:59,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:26:59,437 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:26:59,437 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:26:59,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:26:59,444 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:26:59,444 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:26:59,445 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:26:59,445 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:26:59,445 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:26:59,446 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:26:59,447 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:26:59,447 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:26:59,447 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:26:59,447 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:26:59,448 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:26:59,448 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:26:59,448 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:26:59,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:26:59,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:26:59,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:26:59,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:26:59,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:26:59,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:26:59,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:26:59,450 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:26:59,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:26:59,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:26:59,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:26:59,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:26:59,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:26:59,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:26:59,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:26:59,454 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:26:59,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:26:59,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:26:59,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:26:59,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:26:59,455 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_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-25 20:26:59,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:26:59,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:26:59,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:26:59,751 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:26:59,751 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:26:59,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 20:26:59,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/9866ad129/c9923a20867f46fa8fe41bb364497579/FLAG30b10be6f [2021-11-25 20:27:00,505 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:27:00,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 20:27:00,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/9866ad129/c9923a20867f46fa8fe41bb364497579/FLAG30b10be6f [2021-11-25 20:27:00,655 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/9866ad129/c9923a20867f46fa8fe41bb364497579 [2021-11-25 20:27:00,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:27:00,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:27:00,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:27:00,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:27:00,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:27:00,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:27:00" (1/1) ... [2021-11-25 20:27:00,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc43284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:27:00, skipping insertion in model container [2021-11-25 20:27:00,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:27:00" (1/1) ... [2021-11-25 20:27:00,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:27:00,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:27:02,089 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 20:27:02,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1701681a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:27:02, skipping insertion in model container [2021-11-25 20:27:02,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:27:02,091 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:27:02,093 INFO L158 Benchmark]: Toolchain (without parser) took 1430.44ms. Allocated memory is still 102.8MB. Free memory was 79.5MB in the beginning and 63.1MB in the end (delta: 16.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-25 20:27:02,094 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:27:02,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1428.34ms. Allocated memory is still 102.8MB. Free memory was 79.3MB in the beginning and 63.1MB in the end (delta: 16.1MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-25 20:27:02,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1428.34ms. Allocated memory is still 102.8MB. Free memory was 79.3MB in the beginning and 63.1MB in the end (delta: 16.1MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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 Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:27:04,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:27:04,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:27:04,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:27:04,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:27:04,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:27:04,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:27:04,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:27:04,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:27:04,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:27:04,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:27:04,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:27:04,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:27:04,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:27:04,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:27:04,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:27:04,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:27:04,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:27:04,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:27:04,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:27:04,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:27:04,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:27:04,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:27:04,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:27:04,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:27:04,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:27:04,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:27:04,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:27:04,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:27:04,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:27:04,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:27:04,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:27:04,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:27:04,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:27:04,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:27:04,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:27:04,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:27:04,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:27:04,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:27:04,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:27:04,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:27:04,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-25 20:27:04,465 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:27:04,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:27:04,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:27:04,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:27:04,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:27:04,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:27:04,467 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:27:04,468 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:27:04,468 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:27:04,468 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:27:04,468 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:27:04,469 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:27:04,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:27:04,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:27:04,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:27:04,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:27:04,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:27:04,471 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 20:27:04,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 20:27:04,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 20:27:04,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:27:04,472 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:27:04,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:27:04,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:27:04,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 20:27:04,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:27:04,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:27:04,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:27:04,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:27:04,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:27:04,476 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 20:27:04,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 20:27:04,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:27:04,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:27:04,477 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:27:04,477 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-11-25 20:27:04,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:27:04,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:27:04,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:27:04,919 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:27:04,920 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:27:04,921 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 20:27:04,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/385db7679/565bf1e71db34c819e9444e8aa469639/FLAGa01118980 [2021-11-25 20:27:05,778 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:27:05,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-11-25 20:27:05,818 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/385db7679/565bf1e71db34c819e9444e8aa469639/FLAGa01118980 [2021-11-25 20:27:05,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3de7cc43-8ac5-47d0-8abd-ed688257adb7/bin/utaipan-eEHZpOm5b7/data/385db7679/565bf1e71db34c819e9444e8aa469639 [2021-11-25 20:27:05,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:27:06,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:27:06,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:27:06,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:27:06,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:27:06,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:27:05" (1/1) ... [2021-11-25 20:27:06,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a532a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:27:06, skipping insertion in model container [2021-11-25 20:27:06,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:27:05" (1/1) ... [2021-11-25 20:27:06,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:27:06,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:27:07,220 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-25 20:27:07,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27c72d00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:27:07, skipping insertion in model container [2021-11-25 20:27:07,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:27:07,221 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 20:27:07,223 INFO L158 Benchmark]: Toolchain (without parser) took 1222.59ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 29.5MB in the beginning and 36.1MB in the end (delta: -6.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-25 20:27:07,224 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:27:07,225 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1220.30ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 29.4MB in the beginning and 36.1MB in the end (delta: -6.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-25 20:27:07,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1220.30ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 29.4MB in the beginning and 36.1MB in the end (delta: -6.7MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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 Writing output log to file Ultimate.log Result: UNKNOWN