./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.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_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/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_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/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_46369d47-81aa-4374-8fb7-88800b4bd24d/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 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:14:47,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:14:47,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:14:47,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:14:47,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:14:47,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:14:47,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:14:47,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:14:47,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:14:47,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:14:47,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:14:47,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:14:47,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:14:47,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:14:47,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:14:47,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:14:47,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:14:47,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:14:47,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:14:47,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:14:47,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:14:47,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:14:47,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:14:47,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:14:47,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:14:47,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:14:47,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:14:47,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:14:47,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:14:47,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:14:47,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:14:47,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:14:47,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:14:47,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:14:47,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:14:47,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:14:47,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:14:47,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:14:47,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:14:47,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:14:47,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:14:47,493 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:14:47,531 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:14:47,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:14:47,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:14:47,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:14:47,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:14:47,535 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:14:47,535 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:14:47,536 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:14:47,536 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:14:47,537 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:14:47,537 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:14:47,538 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:14:47,538 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:14:47,539 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:14:47,539 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:14:47,540 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:14:47,540 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:14:47,541 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:14:47,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:14:47,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:14:47,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:14:47,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:14:47,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:14:47,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:14:47,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:14:47,545 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:14:47,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:14:47,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:14:47,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:14:47,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:14:47,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:14:47,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:14:47,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:14:47,548 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:14:47,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:14:47,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:14:47,549 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:14:47,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:14:47,550 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_46369d47-81aa-4374-8fb7-88800b4bd24d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be [2021-11-23 17:14:47,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:14:47,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:14:47,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:14:47,893 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:14:47,895 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:14:47,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-11-23 17:14:47,969 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/b1be5dcf7/1b285eb95e9b4c379b7285fe6943ca68/FLAG44a69e9be [2021-11-23 17:14:49,122 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:14:49,123 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-11-23 17:14:49,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/b1be5dcf7/1b285eb95e9b4c379b7285fe6943ca68/FLAG44a69e9be [2021-11-23 17:14:49,427 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/b1be5dcf7/1b285eb95e9b4c379b7285fe6943ca68 [2021-11-23 17:14:49,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:14:49,432 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:14:49,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:14:49,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:14:49,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:14:49,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:14:49" (1/1) ... [2021-11-23 17:14:49,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f51a90a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:49, skipping insertion in model container [2021-11-23 17:14:49,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:14:49" (1/1) ... [2021-11-23 17:14:49,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:14:49,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:14:51,105 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_46369d47-81aa-4374-8fb7-88800b4bd24d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2021-11-23 17:14:51,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:14:51,893 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:14:52,136 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_46369d47-81aa-4374-8fb7-88800b4bd24d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2021-11-23 17:14:52,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:14:52,520 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:14:52,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52 WrapperNode [2021-11-23 17:14:52,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:14:52,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:14:52,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:14:52,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:14:52,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,787 INFO L137 Inliner]: procedures = 174, calls = 1340, calls flagged for inlining = 82, calls inlined = 66, statements flattened = 2613 [2021-11-23 17:14:52,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:14:52,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:14:52,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:14:52,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:14:52,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:52,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:53,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:14:53,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:14:53,018 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:14:53,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:14:53,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:52" (1/1) ... [2021-11-23 17:14:53,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:14:53,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:14:53,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:14:53,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:14:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2021-11-23 17:14:53,176 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2021-11-23 17:14:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2021-11-23 17:14:53,176 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2021-11-23 17:14:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:14:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:14:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:14:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2021-11-23 17:14:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2021-11-23 17:14:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:14:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:14:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:14:53,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:14:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:14:53,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 17:14:53,178 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 17:14:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 17:14:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 17:14:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:14:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:14:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:14:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:14:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:14:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:14:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 17:14:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 17:14:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb_fwload [2021-11-23 17:14:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb_fwload [2021-11-23 17:14:53,182 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 17:14:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 17:14:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-11-23 17:14:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-11-23 17:14:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2021-11-23 17:14:53,183 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2021-11-23 17:14:53,183 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive_fwload [2021-11-23 17:14:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive_fwload [2021-11-23 17:14:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:14:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:14:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_send_fw_pkt [2021-11-23 17:14:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_send_fw_pkt [2021-11-23 17:14:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2021-11-23 17:14:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2021-11-23 17:14:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:14:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:14:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:14:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2021-11-23 17:14:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2021-11-23 17:14:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:14:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:14:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:14:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:14:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:14:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:14:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:14:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 17:14:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 17:14:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2021-11-23 17:14:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2021-11-23 17:14:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2021-11-23 17:14:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2021-11-23 17:14:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:14:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-11-23 17:14:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-11-23 17:14:53,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_9 [2021-11-23 17:14:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_9 [2021-11-23 17:14:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:14:53,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:14:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:14:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:14:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:14:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:14:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:14:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2021-11-23 17:14:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2021-11-23 17:14:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-23 17:14:53,197 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-23 17:14:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:14:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2021-11-23 17:14:53,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2021-11-23 17:14:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 17:14:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 17:14:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-11-23 17:14:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-11-23 17:14:53,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2021-11-23 17:14:53,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2021-11-23 17:14:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:14:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:14:53,200 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 17:14:53,200 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 17:14:53,201 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2021-11-23 17:14:53,202 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2021-11-23 17:14:53,202 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:14:53,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:14:53,203 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-23 17:14:53,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-23 17:14:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive [2021-11-23 17:14:53,204 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive [2021-11-23 17:14:53,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 17:14:53,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 17:14:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:14:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 17:14:53,205 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 17:14:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:14:53,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:14:53,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:14:53,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:14:53,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:14:54,112 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:14:54,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:14:54,408 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:14:54,413 INFO L158 Benchmark]: Toolchain (without parser) took 4979.88ms. Allocated memory was 94.4MB in the beginning and 167.8MB in the end (delta: 73.4MB). Free memory was 64.5MB in the beginning and 69.8MB in the end (delta: -5.3MB). Peak memory consumption was 78.8MB. Max. memory is 16.1GB. [2021-11-23 17:14:54,414 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 70.2MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:14:54,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3086.39ms. Allocated memory was 94.4MB in the beginning and 167.8MB in the end (delta: 73.4MB). Free memory was 64.3MB in the beginning and 103.4MB in the end (delta: -39.1MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-23 17:14:54,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 265.80ms. Allocated memory is still 167.8MB. Free memory was 103.4MB in the beginning and 88.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:14:54,417 INFO L158 Benchmark]: Boogie Preprocessor took 227.88ms. Allocated memory is still 167.8MB. Free memory was 88.3MB in the beginning and 71.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:14:54,418 INFO L158 Benchmark]: RCFGBuilder took 1393.41ms. Allocated memory is still 167.8MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.7MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-11-23 17:14:54,429 INFO L339 ainManager$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 94.4MB. Free memory was 70.2MB in the beginning and 70.2MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3086.39ms. Allocated memory was 94.4MB in the beginning and 167.8MB in the end (delta: 73.4MB). Free memory was 64.3MB in the beginning and 103.4MB in the end (delta: -39.1MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 265.80ms. Allocated memory is still 167.8MB. Free memory was 103.4MB in the beginning and 88.3MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 227.88ms. Allocated memory is still 167.8MB. Free memory was 88.3MB in the beginning and 71.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1393.41ms. Allocated memory is still 167.8MB. Free memory was 71.5MB in the beginning and 69.8MB in the end (delta: 1.7MB). Peak memory consumption was 12.7MB. 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 17:14:54,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/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_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/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_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/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_46369d47-81aa-4374-8fb7-88800b4bd24d/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 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:14:57,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:14:57,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:14:57,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:14:57,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:14:57,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:14:57,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:14:57,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:14:57,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:14:57,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:14:57,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:14:57,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:14:57,490 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:14:57,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:14:57,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:14:57,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:14:57,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:14:57,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:14:57,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:14:57,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:14:57,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:14:57,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:14:57,511 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:14:57,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:14:57,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:14:57,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:14:57,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:14:57,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:14:57,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:14:57,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:14:57,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:14:57,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:14:57,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:14:57,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:14:57,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:14:57,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:14:57,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:14:57,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:14:57,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:14:57,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:14:57,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:14:57,561 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:14:57,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:14:57,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:14:57,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:14:57,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:14:57,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:14:57,606 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:14:57,606 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:14:57,606 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:14:57,606 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:14:57,607 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:14:57,607 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:14:57,607 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:14:57,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:14:57,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:14:57,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:14:57,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:14:57,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:14:57,610 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:14:57,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:14:57,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:14:57,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:14:57,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:14:57,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:14:57,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:14:57,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:14:57,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:14:57,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:14:57,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:14:57,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:14:57,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:14:57,617 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:14:57,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:14:57,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:14:57,618 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:14:57,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:14:57,619 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_46369d47-81aa-4374-8fb7-88800b4bd24d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be [2021-11-23 17:14:58,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:14:58,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:14:58,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:14:58,067 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:14:58,068 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:14:58,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-11-23 17:14:58,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/f5b7f419d/0345b991d71c420ba25df09372b366c8/FLAGf5f432e4a [2021-11-23 17:14:59,404 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:14:59,405 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2021-11-23 17:14:59,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/f5b7f419d/0345b991d71c420ba25df09372b366c8/FLAGf5f432e4a [2021-11-23 17:14:59,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/data/f5b7f419d/0345b991d71c420ba25df09372b366c8 [2021-11-23 17:14:59,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:14:59,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:14:59,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:14:59,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:14:59,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:14:59,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:14:59" (1/1) ... [2021-11-23 17:14:59,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cee942c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:14:59, skipping insertion in model container [2021-11-23 17:14:59,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:14:59" (1/1) ... [2021-11-23 17:14:59,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:14:59,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:15:01,202 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_46369d47-81aa-4374-8fb7-88800b4bd24d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2021-11-23 17:15:01,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:15:01,978 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:15:02,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:15:02,217 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_46369d47-81aa-4374-8fb7-88800b4bd24d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2021-11-23 17:15:02,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:15:02,505 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:15:02,788 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_46369d47-81aa-4374-8fb7-88800b4bd24d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2021-11-23 17:15:03,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:15:03,158 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:15:03,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03 WrapperNode [2021-11-23 17:15:03,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:15:03,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:15:03,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:15:03,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:15:03,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,432 INFO L137 Inliner]: procedures = 189, calls = 1340, calls flagged for inlining = 82, calls inlined = 66, statements flattened = 2565 [2021-11-23 17:15:03,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:15:03,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:15:03,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:15:03,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:15:03,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:15:03,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:15:03,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:15:03,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:15:03,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:15:03" (1/1) ... [2021-11-23 17:15:03,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:15:03,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:15:03,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:15:03,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:15:03,836 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2021-11-23 17:15:03,837 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2021-11-23 17:15:03,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:15:03,837 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2021-11-23 17:15:03,837 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2021-11-23 17:15:03,838 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 17:15:03,838 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 17:15:03,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2021-11-23 17:15:03,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2021-11-23 17:15:03,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:15:03,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:15:03,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:15:03,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:15:03,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:15:03,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:15:03,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:15:03,840 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 17:15:03,840 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 17:15:03,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 17:15:03,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 17:15:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:15:03,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:15:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:15:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:15:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:15:03,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:15:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 17:15:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 17:15:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb_fwload [2021-11-23 17:15:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb_fwload [2021-11-23 17:15:03,843 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 17:15:03,843 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 17:15:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-11-23 17:15:03,844 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-11-23 17:15:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2021-11-23 17:15:03,845 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2021-11-23 17:15:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive_fwload [2021-11-23 17:15:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive_fwload [2021-11-23 17:15:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:15:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:15:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_send_fw_pkt [2021-11-23 17:15:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_send_fw_pkt [2021-11-23 17:15:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2021-11-23 17:15:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2021-11-23 17:15:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:15:03,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:15:03,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:15:03,848 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2021-11-23 17:15:03,848 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2021-11-23 17:15:03,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:15:03,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:15:03,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:15:03,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:15:03,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:15:03,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:15:03,851 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:15:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:15:03,852 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:15:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:15:03,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 17:15:03,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 17:15:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2021-11-23 17:15:03,854 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2021-11-23 17:15:03,854 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2021-11-23 17:15:03,855 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2021-11-23 17:15:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:15:03,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-11-23 17:15:03,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-11-23 17:15:03,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_9 [2021-11-23 17:15:03,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_9 [2021-11-23 17:15:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:15:03,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:15:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:15:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:15:03,857 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 17:15:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:15:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:15:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:15:03,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:15:03,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:15:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2021-11-23 17:15:03,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2021-11-23 17:15:03,859 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-23 17:15:03,860 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-23 17:15:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:15:03,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2021-11-23 17:15:03,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2021-11-23 17:15:03,861 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 17:15:03,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 17:15:03,862 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-11-23 17:15:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-11-23 17:15:03,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2021-11-23 17:15:03,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2021-11-23 17:15:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:15:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:15:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:15:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:15:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:15:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:15:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:15:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:15:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:15:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 17:15:03,866 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 17:15:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:15:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2021-11-23 17:15:03,867 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2021-11-23 17:15:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:15:03,867 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:15:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-23 17:15:03,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-23 17:15:03,872 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive [2021-11-23 17:15:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive [2021-11-23 17:15:03,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 17:15:03,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 17:15:03,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:15:03,876 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-23 17:15:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-23 17:15:03,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:15:03,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:15:03,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:15:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:15:04,637 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:15:04,643 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:15:06,964 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:15:06,969 INFO L158 Benchmark]: Toolchain (without parser) took 7243.20ms. Allocated memory was 56.6MB in the beginning and 216.0MB in the end (delta: 159.4MB). Free memory was 36.5MB in the beginning and 99.0MB in the end (delta: -62.6MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. [2021-11-23 17:15:06,969 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:15:06,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3433.34ms. Allocated memory was 56.6MB in the beginning and 216.0MB in the end (delta: 159.4MB). Free memory was 36.2MB in the beginning and 129.0MB in the end (delta: -92.9MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. [2021-11-23 17:15:06,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 272.38ms. Allocated memory is still 216.0MB. Free memory was 129.0MB in the beginning and 113.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:15:06,971 INFO L158 Benchmark]: Boogie Preprocessor took 280.90ms. Allocated memory is still 216.0MB. Free memory was 113.3MB in the beginning and 136.8MB in the end (delta: -23.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2021-11-23 17:15:06,972 INFO L158 Benchmark]: RCFGBuilder took 3250.40ms. Allocated memory is still 216.0MB. Free memory was 136.8MB in the beginning and 99.0MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 17:15:06,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 56.6MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3433.34ms. Allocated memory was 56.6MB in the beginning and 216.0MB in the end (delta: 159.4MB). Free memory was 36.2MB in the beginning and 129.0MB in the end (delta: -92.9MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 272.38ms. Allocated memory is still 216.0MB. Free memory was 129.0MB in the beginning and 113.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 280.90ms. Allocated memory is still 216.0MB. Free memory was 113.3MB in the beginning and 136.8MB in the end (delta: -23.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3250.40ms. Allocated memory is still 216.0MB. Free memory was 136.8MB in the beginning and 99.0MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. 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 17:15:07,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46369d47-81aa-4374-8fb7-88800b4bd24d/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