./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl --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 8496dab72730c2fdef2d57f7146bbf70902e12461e751f54c291fce9b7dcf2c2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:45:51,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:45:51,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:45:51,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:45:51,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:45:51,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:45:51,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:45:51,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:45:51,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:45:51,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:45:51,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:45:51,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:45:51,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:45:51,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:45:51,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:45:51,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:45:51,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:45:51,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:45:51,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:45:51,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:45:51,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:45:51,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:45:51,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:45:51,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:45:51,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:45:51,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:45:51,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:45:51,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:45:51,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:45:51,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:45:51,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:45:51,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:45:51,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:45:51,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:45:51,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:45:51,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:45:51,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:45:51,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:45:51,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:45:51,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:45:51,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:45:51,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:45:51,581 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:45:51,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:45:51,582 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:45:51,582 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:45:51,583 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:45:51,583 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:45:51,583 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:45:51,584 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:45:51,584 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:45:51,584 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:45:51,584 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:45:51,585 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:45:51,585 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:45:51,585 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:45:51,585 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:45:51,586 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:45:51,586 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:45:51,586 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:45:51,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:45:51,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:45:51,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:45:51,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:45:51,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:45:51,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:45:51,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:45:51,588 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:45:51,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:45:51,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:45:51,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:45:51,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:51,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:45:51,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:45:51,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:45:51,590 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:45:51,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:45:51,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:45:51,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:45:51,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:45:51,591 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_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8496dab72730c2fdef2d57f7146bbf70902e12461e751f54c291fce9b7dcf2c2 [2021-11-23 16:45:51,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:45:51,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:45:51,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:45:51,890 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:45:51,891 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:45:51,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i [2021-11-23 16:45:51,988 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/a577886f1/9af8e8c9a93a4b22b64c42e61c0320d5/FLAG751484085 [2021-11-23 16:45:52,929 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:45:52,930 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i [2021-11-23 16:45:52,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/a577886f1/9af8e8c9a93a4b22b64c42e61c0320d5/FLAG751484085 [2021-11-23 16:45:53,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/a577886f1/9af8e8c9a93a4b22b64c42e61c0320d5 [2021-11-23 16:45:53,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:45:53,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:45:53,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:53,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:45:53,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:45:53,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:53" (1/1) ... [2021-11-23 16:45:53,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6832a792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:53, skipping insertion in model container [2021-11-23 16:45:53,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:45:53" (1/1) ... [2021-11-23 16:45:53,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:45:53,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:45:54,512 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i[156844,156857] [2021-11-23 16:45:55,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:55,396 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:45:55,607 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i[156844,156857] [2021-11-23 16:45:55,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:45:56,014 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:45:56,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56 WrapperNode [2021-11-23 16:45:56,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:45:56,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:56,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:45:56,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:45:56,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,260 INFO L137 Inliner]: procedures = 174, calls = 1091, calls flagged for inlining = 73, calls inlined = 67, statements flattened = 2429 [2021-11-23 16:45:56,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:45:56,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:45:56,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:45:56,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:45:56,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:45:56,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:45:56,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:45:56,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:45:56,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:45:56" (1/1) ... [2021-11-23 16:45:56,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:45:56,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:45:56,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:45:56,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:45:56,573 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2021-11-23 16:45:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2021-11-23 16:45:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 16:45:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure ei_poll [2021-11-23 16:45:56,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_poll [2021-11-23 16:45:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:45:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:45:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:45:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:45:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 16:45:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_timeout [2021-11-23 16:45:56,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_timeout [2021-11-23 16:45:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 16:45:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 16:45:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-23 16:45:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-23 16:45:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 16:45:56,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 16:45:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2021-11-23 16:45:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2021-11-23 16:45:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:45:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-23 16:45:56,578 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-23 16:45:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:45:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:45:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure ei_receive [2021-11-23 16:45:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_receive [2021-11-23 16:45:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep_irqrestore [2021-11-23 16:45:56,579 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep_irqrestore [2021-11-23 16:45:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:45:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:45:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_interrupt [2021-11-23 16:45:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_interrupt [2021-11-23 16:45:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:45:56,580 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:45:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:45:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:45:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 16:45:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 16:45:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-11-23 16:45:56,581 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-11-23 16:45:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:45:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure ei_open [2021-11-23 16:45:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_open [2021-11-23 16:45:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:45:56,582 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:45:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_tx_timeout [2021-11-23 16:45:56,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_tx_timeout [2021-11-23 16:45:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:45:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-23 16:45:56,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-23 16:45:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:45:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:45:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:45:56,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:45:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-23 16:45:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-23 16:45:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure ei_close [2021-11-23 16:45:56,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_close [2021-11-23 16:45:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 16:45:56,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 16:45:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 16:45:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 16:45:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:45:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 16:45:56,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 16:45:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2021-11-23 16:45:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2021-11-23 16:45:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 16:45:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 16:45:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 16:45:56,590 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 16:45:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure __NS8390_init [2021-11-23 16:45:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __NS8390_init [2021-11-23 16:45:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 16:45:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 16:45:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure ei_start_xmit [2021-11-23 16:45:56,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_start_xmit [2021-11-23 16:45:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_trigger_send [2021-11-23 16:45:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_trigger_send [2021-11-23 16:45:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_intr [2021-11-23 16:45:56,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_intr [2021-11-23 16:45:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:45:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:45:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 16:45:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 16:45:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 16:45:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 16:45:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 16:45:56,593 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 16:45:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-11-23 16:45:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-11-23 16:45:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 16:45:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 16:45:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 16:45:56,594 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 16:45:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure ei_set_multicast_list [2021-11-23 16:45:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_set_multicast_list [2021-11-23 16:45:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 16:45:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 16:45:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure ei_get_stats [2021-11-23 16:45:56,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_get_stats [2021-11-23 16:45:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure do_set_multicast_list [2021-11-23 16:45:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure do_set_multicast_list [2021-11-23 16:45:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 16:45:56,596 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 16:45:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:45:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 16:45:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:45:56,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:45:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:45:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:45:57,215 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:45:57,221 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:45:57,247 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:45:57,252 INFO L158 Benchmark]: Toolchain (without parser) took 3888.69ms. Allocated memory was 107.0MB in the beginning and 151.0MB in the end (delta: 44.0MB). Free memory was 78.2MB in the beginning and 63.6MB in the end (delta: 14.6MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2021-11-23 16:45:57,253 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:45:57,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2651.37ms. Allocated memory was 107.0MB in the beginning and 151.0MB in the end (delta: 44.0MB). Free memory was 77.7MB in the beginning and 82.3MB in the end (delta: -4.7MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2021-11-23 16:45:57,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 244.78ms. Allocated memory is still 151.0MB. Free memory was 82.3MB in the beginning and 67.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 16:45:57,256 INFO L158 Benchmark]: Boogie Preprocessor took 211.91ms. Allocated memory is still 151.0MB. Free memory was 67.1MB in the beginning and 85.2MB in the end (delta: -18.1MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-23 16:45:57,257 INFO L158 Benchmark]: RCFGBuilder took 775.47ms. Allocated memory is still 151.0MB. Free memory was 85.2MB in the beginning and 63.6MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 16:45:57,261 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 81.8MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2651.37ms. Allocated memory was 107.0MB in the beginning and 151.0MB in the end (delta: 44.0MB). Free memory was 77.7MB in the beginning and 82.3MB in the end (delta: -4.7MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 244.78ms. Allocated memory is still 151.0MB. Free memory was 82.3MB in the beginning and 67.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 211.91ms. Allocated memory is still 151.0MB. Free memory was 67.1MB in the beginning and 85.2MB in the end (delta: -18.1MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * RCFGBuilder took 775.47ms. Allocated memory is still 151.0MB. Free memory was 85.2MB in the beginning and 63.6MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:45:57,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl --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 8496dab72730c2fdef2d57f7146bbf70902e12461e751f54c291fce9b7dcf2c2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:46:00,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:46:00,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:46:00,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:46:00,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:46:00,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:46:00,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:46:00,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:46:00,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:46:00,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:46:00,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:46:00,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:46:00,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:46:00,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:46:00,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:46:00,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:46:00,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:46:00,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:46:00,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:46:00,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:46:00,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:46:00,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:46:00,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:46:00,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:46:00,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:46:00,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:46:00,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:46:00,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:46:00,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:46:00,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:46:00,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:46:00,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:46:00,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:46:00,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:46:00,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:46:00,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:46:00,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:46:00,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:46:00,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:46:00,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:46:00,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:46:00,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:46:00,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:46:00,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:46:00,349 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:46:00,349 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:46:00,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:46:00,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:46:00,351 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:46:00,351 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:46:00,351 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:46:00,352 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:46:00,352 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:46:00,352 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:46:00,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:46:00,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:46:00,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:46:00,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:46:00,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:46:00,355 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:46:00,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:46:00,355 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:46:00,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:46:00,356 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:46:00,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:46:00,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:46:00,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:46:00,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:46:00,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:46:00,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:46:00,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:46:00,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:46:00,359 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:46:00,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:46:00,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:46:00,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:46:00,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:46:00,360 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_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8496dab72730c2fdef2d57f7146bbf70902e12461e751f54c291fce9b7dcf2c2 [2021-11-23 16:46:00,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:46:00,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:46:00,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:46:00,921 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:46:00,922 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:46:00,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i [2021-11-23 16:46:01,023 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/950124c45/465dc08c9fda4f209a96f6903abd295b/FLAG50dc7fecf [2021-11-23 16:46:02,285 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:46:02,286 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i [2021-11-23 16:46:02,351 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/950124c45/465dc08c9fda4f209a96f6903abd295b/FLAG50dc7fecf [2021-11-23 16:46:02,577 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/data/950124c45/465dc08c9fda4f209a96f6903abd295b [2021-11-23 16:46:02,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:46:02,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:46:02,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:46:02,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:46:02,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:46:02,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:46:02" (1/1) ... [2021-11-23 16:46:02,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54412338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:02, skipping insertion in model container [2021-11-23 16:46:02,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:46:02" (1/1) ... [2021-11-23 16:46:02,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:46:02,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:46:03,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i[156844,156857] [2021-11-23 16:46:04,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:46:04,677 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 16:46:04,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:46:05,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i[156844,156857] [2021-11-23 16:46:05,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:46:05,395 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:46:05,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--8390--8390.ko-entry_point.cil.out.i[156844,156857] [2021-11-23 16:46:05,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:46:05,872 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:46:05,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05 WrapperNode [2021-11-23 16:46:05,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:46:05,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:46:05,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:46:05,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:46:05,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,205 INFO L137 Inliner]: procedures = 186, calls = 1091, calls flagged for inlining = 73, calls inlined = 67, statements flattened = 2370 [2021-11-23 16:46:06,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:46:06,207 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:46:06,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:46:06,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:46:06,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:46:06,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:46:06,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:46:06,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:46:06,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:46:05" (1/1) ... [2021-11-23 16:46:06,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:46:06,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:46:06,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:46:06,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:46:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 16:46:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2021-11-23 16:46:06,505 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2021-11-23 16:46:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure ei_poll [2021-11-23 16:46:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_poll [2021-11-23 16:46:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 16:46:06,506 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-11-23 16:46:06,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-11-23 16:46:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 16:46:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:46:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 16:46:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:46:06,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:46:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:46:06,508 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_timeout [2021-11-23 16:46:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_timeout [2021-11-23 16:46:06,508 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 16:46:06,508 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 16:46:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 16:46:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 16:46:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2021-11-23 16:46:06,509 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2021-11-23 16:46:06,509 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-23 16:46:06,510 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-23 16:46:06,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:46:06,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:46:06,510 INFO L130 BoogieDeclarations]: Found specification of procedure ei_receive [2021-11-23 16:46:06,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_receive [2021-11-23 16:46:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 16:46:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 16:46:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 16:46:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 16:46:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep_irqrestore [2021-11-23 16:46:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep_irqrestore [2021-11-23 16:46:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:46:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:46:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_interrupt [2021-11-23 16:46:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_interrupt [2021-11-23 16:46:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 16:46:06,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 16:46:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:46:06,513 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:46:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 16:46:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 16:46:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-11-23 16:46:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-11-23 16:46:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:46:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure ei_open [2021-11-23 16:46:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_open [2021-11-23 16:46:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:46:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:46:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure __ei_tx_timeout [2021-11-23 16:46:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __ei_tx_timeout [2021-11-23 16:46:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:46:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-23 16:46:06,516 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-23 16:46:06,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:46:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:46:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 16:46:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 16:46:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:46:06,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 16:46:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 16:46:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-23 16:46:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-23 16:46:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure ei_close [2021-11-23 16:46:06,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_close [2021-11-23 16:46:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 16:46:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 16:46:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 16:46:06,519 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 16:46:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:46:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 16:46:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 16:46:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2021-11-23 16:46:06,520 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2021-11-23 16:46:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 16:46:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 16:46:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 16:46:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 16:46:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure __NS8390_init [2021-11-23 16:46:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __NS8390_init [2021-11-23 16:46:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 16:46:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 16:46:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure ei_start_xmit [2021-11-23 16:46:06,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_start_xmit [2021-11-23 16:46:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure NS8390_trigger_send [2021-11-23 16:46:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure NS8390_trigger_send [2021-11-23 16:46:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 16:46:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure ei_tx_intr [2021-11-23 16:46:06,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_tx_intr [2021-11-23 16:46:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 16:46:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 16:46:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:46:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:46:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:46:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:46:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 16:46:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 16:46:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 16:46:06,525 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 16:46:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 16:46:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 16:46:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-11-23 16:46:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-11-23 16:46:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 16:46:06,526 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 16:46:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 16:46:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 16:46:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure ei_set_multicast_list [2021-11-23 16:46:06,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_set_multicast_list [2021-11-23 16:46:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 16:46:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 16:46:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure ei_get_stats [2021-11-23 16:46:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ei_get_stats [2021-11-23 16:46:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure do_set_multicast_list [2021-11-23 16:46:06,528 INFO L138 BoogieDeclarations]: Found implementation of procedure do_set_multicast_list [2021-11-23 16:46:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 16:46:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 16:46:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 16:46:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:46:06,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:46:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:46:06,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:46:07,168 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:46:07,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:46:07,188 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:46:07,193 INFO L158 Benchmark]: Toolchain (without parser) took 4610.76ms. Allocated memory was 58.7MB in the beginning and 167.8MB in the end (delta: 109.1MB). Free memory was 32.2MB in the beginning and 98.1MB in the end (delta: -66.0MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. [2021-11-23 16:46:07,194 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 48.2MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:46:07,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3290.47ms. Allocated memory was 58.7MB in the beginning and 167.8MB in the end (delta: 109.1MB). Free memory was 32.0MB in the beginning and 75.6MB in the end (delta: -43.5MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2021-11-23 16:46:07,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 332.28ms. Allocated memory is still 167.8MB. Free memory was 75.6MB in the beginning and 105.1MB in the end (delta: -29.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-23 16:46:07,196 INFO L158 Benchmark]: Boogie Preprocessor took 195.89ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 88.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 16:46:07,197 INFO L158 Benchmark]: RCFGBuilder took 787.12ms. Allocated memory is still 167.8MB. Free memory was 88.6MB in the beginning and 98.1MB in the end (delta: -9.5MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2021-11-23 16:46:07,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 48.2MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3290.47ms. Allocated memory was 58.7MB in the beginning and 167.8MB in the end (delta: 109.1MB). Free memory was 32.0MB in the beginning and 75.6MB in the end (delta: -43.5MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 332.28ms. Allocated memory is still 167.8MB. Free memory was 75.6MB in the beginning and 105.1MB in the end (delta: -29.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.89ms. Allocated memory is still 167.8MB. Free memory was 105.1MB in the beginning and 88.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 787.12ms. Allocated memory is still 167.8MB. Free memory was 88.6MB in the beginning and 98.1MB in the end (delta: -9.5MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:46:07,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364bb8ec-540f-4c87-b600-44885588bd4c/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable