./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:33:07,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:33:07,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:33:07,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:33:07,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:33:07,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:33:07,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:33:07,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:33:07,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:33:07,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:33:07,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:33:07,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:33:07,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:33:07,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:33:07,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:33:07,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:33:07,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:33:07,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:33:07,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:33:07,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:33:07,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:33:07,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:33:07,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:33:07,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:33:07,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:33:07,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:33:07,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:33:07,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:33:07,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:33:07,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:33:07,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:33:07,622 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:33:07,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:33:07,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:33:07,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:33:07,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:33:07,625 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:33:07,625 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:33:07,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:33:07,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:33:07,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:33:07,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:33:07,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:33:07,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:33:07,654 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:33:07,655 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:33:07,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:33:07,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:33:07,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:33:07,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:33:07,656 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:33:07,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:33:07,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:33:07,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:33:07,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:33:07,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:33:07,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:33:07,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:33:07,658 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:33:07,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:33:07,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:33:07,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:33:07,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:33:07,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:07,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:33:07,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:33:07,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:33:07,659 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:33:07,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:33:07,660 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:33:07,660 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:33:07,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:33:07,661 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:33:07,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da [2021-12-15 12:33:07,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:33:07,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:33:07,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:33:07,882 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:33:07,882 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:33:07,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-12-15 12:33:07,947 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f545313a/d0aea231303647bdad0e5278696cc80b/FLAG5b1859638 [2021-12-15 12:33:08,918 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:33:08,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-12-15 12:33:09,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f545313a/d0aea231303647bdad0e5278696cc80b/FLAG5b1859638 [2021-12-15 12:33:09,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f545313a/d0aea231303647bdad0e5278696cc80b [2021-12-15 12:33:09,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:33:09,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:33:09,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:09,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:33:09,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:33:09,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3734194b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09, skipping insertion in model container [2021-12-15 12:33:09,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:33:09,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:12,439 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-12-15 12:33:22,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:22,329 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:33:22,457 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-12-15 12:33:23,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:23,504 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:33:23,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23 WrapperNode [2021-12-15 12:33:23,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:23,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:23,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:33:23,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:33:23,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:23,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:23,988 INFO L137 Inliner]: procedures = 895, calls = 20426, calls flagged for inlining = 349, calls inlined = 37, statements flattened = 3475 [2021-12-15 12:33:23,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:23,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:33:23,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:33:23,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:33:23,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:23,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:24,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:24,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:24,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:24,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:24,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:24,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:33:24,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:33:24,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:33:24,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:33:24,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:23" (1/1) ... [2021-12-15 12:33:24,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:24,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:33:24,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:33:24,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:33:24,361 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2021-12-15 12:33:24,361 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2021-12-15 12:33:24,361 INFO L130 BoogieDeclarations]: Found specification of procedure bm_free_pages [2021-12-15 12:33:24,361 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_free_pages [2021-12-15 12:33:24,361 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_queue_work_front [2021-12-15 12:33:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_queue_work_front [2021-12-15 12:33:24,362 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2021-12-15 12:33:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2021-12-15 12:33:24,362 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_next [2021-12-15 12:33:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_next [2021-12-15 12:33:24,362 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 12:33:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 12:33:24,362 INFO L130 BoogieDeclarations]: Found specification of procedure minor_to_mdev [2021-12-15 12:33:24,362 INFO L138 BoogieDeclarations]: Found implementation of procedure minor_to_mdev [2021-12-15 12:33:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 12:33:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 12:33:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 12:33:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 12:33:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:33:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_add [2021-12-15 12:33:24,363 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_add [2021-12-15 12:33:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:33:24,363 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-15 12:33:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-15 12:33:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:33:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:33:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-12-15 12:33:24,364 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-12-15 12:33:24,364 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 12:33:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 12:33:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_bc [2021-12-15 12:33:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_bc [2021-12-15 12:33:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 12:33:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 12:33:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:33:24,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:33:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:33:24,366 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:33:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_release_ee [2021-12-15 12:33:24,366 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_release_ee [2021-12-15 12:33:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:33:24,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:33:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:33:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 12:33:24,367 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 12:33:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2021-12-15 12:33:24,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2021-12-15 12:33:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:33:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 12:33:24,367 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 12:33:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-12-15 12:33:24,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-12-15 12:33:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 12:33:24,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 12:33:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 12:33:24,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 12:33:24,369 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 12:33:24,369 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 12:33:24,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:33:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 12:33:24,370 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 12:33:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sock_shutdown [2021-12-15 12:33:24,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sock_shutdown [2021-12-15 12:33:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2021-12-15 12:33:24,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2021-12-15 12:33:24,370 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_tail [2021-12-15 12:33:24,370 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_tail [2021-12-15 12:33:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2021-12-15 12:33:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2021-12-15 12:33:24,371 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 12:33:24,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 12:33:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure lc_destroy [2021-12-15 12:33:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure lc_destroy [2021-12-15 12:33:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_mdev [2021-12-15 12:33:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_mdev [2021-12-15 12:33:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2021-12-15 12:33:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2021-12-15 12:33:24,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:33:24,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:33:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_sock [2021-12-15 12:33:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_sock [2021-12-15 12:33:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-15 12:33:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-15 12:33:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 12:33:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 12:33:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 12:33:24,373 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 12:33:24,373 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_tfm [2021-12-15 12:33:24,374 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_tfm [2021-12-15 12:33:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:33:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_buildtag [2021-12-15 12:33:24,374 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_buildtag [2021-12-15 12:33:24,374 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 12:33:24,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 12:33:24,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:33:24,375 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_some_ee [2021-12-15 12:33:24,375 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_some_ee [2021-12-15 12:33:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-15 12:33:24,376 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-15 12:33:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-15 12:33:24,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-15 12:33:24,376 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:33:24,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:33:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_resources [2021-12-15 12:33:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_resources [2021-12-15 12:33:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure tl_cleanup [2021-12-15 12:33:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure tl_cleanup [2021-12-15 12:33:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2021-12-15 12:33:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2021-12-15 12:33:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure bm_vk_free [2021-12-15 12:33:24,377 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_vk_free [2021-12-15 12:33:24,377 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_hash [2021-12-15 12:33:24,378 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_hash [2021-12-15 12:33:24,378 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 12:33:24,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 12:33:24,378 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-12-15 12:33:24,378 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-12-15 12:33:24,379 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-12-15 12:33:24,379 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-12-15 12:33:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure free_cpumask_var [2021-12-15 12:33:24,381 INFO L138 BoogieDeclarations]: Found implementation of procedure free_cpumask_var [2021-12-15 12:33:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_pp_free [2021-12-15 12:33:24,381 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_pp_free [2021-12-15 12:33:24,382 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-12-15 12:33:24,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-12-15 12:33:24,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:33:24,383 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_destroy_mempools [2021-12-15 12:33:24,383 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_destroy_mempools [2021-12-15 12:33:24,387 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 12:33:24,387 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 12:33:24,387 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_cleanup [2021-12-15 12:33:24,387 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_cleanup [2021-12-15 12:33:24,387 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_bm_cleanup [2021-12-15 12:33:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_bm_cleanup [2021-12-15 12:33:24,388 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:33:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:33:24,388 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-15 12:33:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-15 12:33:24,388 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 12:33:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 12:33:24,388 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 12:33:24,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 12:33:24,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:33:24,388 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_tl_hash [2021-12-15 12:33:24,389 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_tl_hash [2021-12-15 12:33:24,827 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:33:24,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:33:25,153 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:33:25,157 INFO L158 Benchmark]: Toolchain (without parser) took 15680.97ms. Allocated memory was 138.4MB in the beginning and 463.5MB in the end (delta: 325.1MB). Free memory was 79.7MB in the beginning and 171.2MB in the end (delta: -91.5MB). Peak memory consumption was 235.4MB. Max. memory is 16.1GB. [2021-12-15 12:33:25,157 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:33:25,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 14029.02ms. Allocated memory was 138.4MB in the beginning and 463.5MB in the end (delta: 325.1MB). Free memory was 79.7MB in the beginning and 164.9MB in the end (delta: -85.2MB). Peak memory consumption was 308.8MB. Max. memory is 16.1GB. [2021-12-15 12:33:25,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 481.85ms. Allocated memory is still 463.5MB. Free memory was 164.9MB in the beginning and 119.9MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-12-15 12:33:25,159 INFO L158 Benchmark]: Boogie Preprocessor took 255.48ms. Allocated memory is still 463.5MB. Free memory was 119.9MB in the beginning and 222.6MB in the end (delta: -102.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-15 12:33:25,159 INFO L158 Benchmark]: RCFGBuilder took 909.64ms. Allocated memory is still 463.5MB. Free memory was 222.6MB in the beginning and 171.2MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-12-15 12:33:25,161 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory was 38.0MB in the beginning and 38.0MB in the end (delta: 36.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 14029.02ms. Allocated memory was 138.4MB in the beginning and 463.5MB in the end (delta: 325.1MB). Free memory was 79.7MB in the beginning and 164.9MB in the end (delta: -85.2MB). Peak memory consumption was 308.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 481.85ms. Allocated memory is still 463.5MB. Free memory was 164.9MB in the beginning and 119.9MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 255.48ms. Allocated memory is still 463.5MB. Free memory was 119.9MB in the beginning and 222.6MB in the end (delta: -102.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * RCFGBuilder took 909.64ms. Allocated memory is still 463.5MB. Free memory was 222.6MB in the beginning and 171.2MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. 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. [2021-12-15 12:33:25,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:33:27,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:33:27,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:33:27,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:33:27,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:33:27,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:33:27,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:33:27,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:33:27,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:33:27,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:33:27,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:33:27,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:33:27,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:33:27,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:33:27,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:33:27,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:33:27,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:33:27,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:33:27,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:33:27,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:33:27,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:33:27,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:33:27,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:33:27,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:33:27,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:33:27,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:33:27,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:33:27,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:33:27,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:33:27,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:33:27,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:33:27,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:33:27,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:33:27,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:33:27,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:33:27,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:33:27,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:33:27,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:33:27,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:33:27,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:33:27,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:33:27,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:33:27,329 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:33:27,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:33:27,330 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:33:27,330 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:33:27,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:33:27,331 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:33:27,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:33:27,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:33:27,333 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:33:27,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:33:27,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:33:27,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:33:27,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:33:27,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:33:27,334 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:33:27,334 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:33:27,334 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:33:27,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:33:27,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:33:27,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:33:27,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:33:27,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:33:27,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:33:27,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:27,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:33:27,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:33:27,336 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:33:27,336 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:33:27,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:33:27,337 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:33:27,337 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:33:27,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:33:27,337 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:33:27,337 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:33:27,338 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95a24ba0353d4bc7e72f0cdf9f1b0fe8f137a7a21d817fe227397525e1c520da [2021-12-15 12:33:27,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:33:27,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:33:27,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:33:27,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:33:27,646 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:33:27,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-12-15 12:33:27,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7013c7dce/c691b5dce4d54f208009fb588b3c8d44/FLAG6df26a183 [2021-12-15 12:33:28,914 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:33:28,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i [2021-12-15 12:33:28,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7013c7dce/c691b5dce4d54f208009fb588b3c8d44/FLAG6df26a183 [2021-12-15 12:33:29,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7013c7dce/c691b5dce4d54f208009fb588b3c8d44 [2021-12-15 12:33:29,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:33:29,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:33:29,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:29,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:33:29,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:33:29,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:29" (1/1) ... [2021-12-15 12:33:29,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227c3aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:29, skipping insertion in model container [2021-12-15 12:33:29,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:29" (1/1) ... [2021-12-15 12:33:29,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:33:29,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:32,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-12-15 12:33:42,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:42,815 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:33:42,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:43,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-12-15 12:33:43,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:43,673 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:33:44,050 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-drbd-drbd.ko.cil.out-1.i[281164,281177] [2021-12-15 12:33:44,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:45,047 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:33:45,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45 WrapperNode [2021-12-15 12:33:45,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:45,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:45,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:33:45,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:33:45,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,567 INFO L137 Inliner]: procedures = 910, calls = 20425, calls flagged for inlining = 351, calls inlined = 37, statements flattened = 3450 [2021-12-15 12:33:45,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:45,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:33:45,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:33:45,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:33:45,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:33:45,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:33:45,708 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:33:45,708 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:33:45,709 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:45" (1/1) ... [2021-12-15 12:33:45,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:45,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:33:45,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:33:45,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:33:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2021-12-15 12:33:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2021-12-15 12:33:45,819 INFO L130 BoogieDeclarations]: Found specification of procedure bm_free_pages [2021-12-15 12:33:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_free_pages [2021-12-15 12:33:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_queue_work_front [2021-12-15 12:33:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_queue_work_front [2021-12-15 12:33:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2021-12-15 12:33:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2021-12-15 12:33:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_next [2021-12-15 12:33:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_next [2021-12-15 12:33:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 12:33:45,820 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 12:33:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure minor_to_mdev [2021-12-15 12:33:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure minor_to_mdev [2021-12-15 12:33:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 12:33:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 12:33:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 12:33:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 12:33:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_add [2021-12-15 12:33:45,821 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_add [2021-12-15 12:33:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:33:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-15 12:33:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-15 12:33:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:33:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:33:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-12-15 12:33:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-12-15 12:33:45,822 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 12:33:45,822 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 12:33:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_bc [2021-12-15 12:33:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_bc [2021-12-15 12:33:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-15 12:33:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-15 12:33:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:33:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:33:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:33:45,823 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:33:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_release_ee [2021-12-15 12:33:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_release_ee [2021-12-15 12:33:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:33:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:33:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:33:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 12:33:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 12:33:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2021-12-15 12:33:45,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2021-12-15 12:33:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:33:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 12:33:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 12:33:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-12-15 12:33:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-12-15 12:33:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 12:33:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 12:33:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 12:33:45,825 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 12:33:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-15 12:33:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-15 12:33:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:33:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 12:33:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 12:33:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure kernel_sock_shutdown [2021-12-15 12:33:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure kernel_sock_shutdown [2021-12-15 12:33:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2021-12-15 12:33:45,826 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2021-12-15 12:33:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure page_chain_tail [2021-12-15 12:33:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure page_chain_tail [2021-12-15 12:33:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_unhashed [2021-12-15 12:33:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_unhashed [2021-12-15 12:33:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 12:33:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 12:33:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure lc_destroy [2021-12-15 12:33:45,827 INFO L138 BoogieDeclarations]: Found implementation of procedure lc_destroy [2021-12-15 12:33:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_mdev [2021-12-15 12:33:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_mdev [2021-12-15 12:33:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure sock_release [2021-12-15 12:33:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_release [2021-12-15 12:33:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:33:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:33:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_sock [2021-12-15 12:33:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_sock [2021-12-15 12:33:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-12-15 12:33:45,828 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-12-15 12:33:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 12:33:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 12:33:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 12:33:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 12:33:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_tfm [2021-12-15 12:33:45,829 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_tfm [2021-12-15 12:33:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:33:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:33:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:33:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:33:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_buildtag [2021-12-15 12:33:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_buildtag [2021-12-15 12:33:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 12:33:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 12:33:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_some_ee [2021-12-15 12:33:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_some_ee [2021-12-15 12:33:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-15 12:33:45,830 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-15 12:33:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-12-15 12:33:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-12-15 12:33:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:33:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:33:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_resources [2021-12-15 12:33:45,831 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_resources [2021-12-15 12:33:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:33:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:33:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:33:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 12:33:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure tl_cleanup [2021-12-15 12:33:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure tl_cleanup [2021-12-15 12:33:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2021-12-15 12:33:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2021-12-15 12:33:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure bm_vk_free [2021-12-15 12:33:45,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bm_vk_free [2021-12-15 12:33:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_hash [2021-12-15 12:33:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_hash [2021-12-15 12:33:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-15 12:33:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-15 12:33:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2021-12-15 12:33:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2021-12-15 12:33:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-12-15 12:33:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-12-15 12:33:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure free_cpumask_var [2021-12-15 12:33:45,833 INFO L138 BoogieDeclarations]: Found implementation of procedure free_cpumask_var [2021-12-15 12:33:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_pp_free [2021-12-15 12:33:45,834 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_pp_free [2021-12-15 12:33:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-12-15 12:33:45,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-12-15 12:33:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:33:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:33:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:33:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:33:45,834 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_destroy_mempools [2021-12-15 12:33:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_destroy_mempools [2021-12-15 12:33:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 12:33:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 12:33:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_cleanup [2021-12-15 12:33:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_cleanup [2021-12-15 12:33:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_bm_cleanup [2021-12-15 12:33:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_bm_cleanup [2021-12-15 12:33:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:33:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:33:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-15 12:33:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-15 12:33:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 12:33:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 12:33:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 12:33:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 12:33:45,836 INFO L130 BoogieDeclarations]: Found specification of procedure drbd_free_tl_hash [2021-12-15 12:33:45,836 INFO L138 BoogieDeclarations]: Found implementation of procedure drbd_free_tl_hash [2021-12-15 12:33:46,204 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:33:46,207 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:33:47,022 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:33:47,027 INFO L158 Benchmark]: Toolchain (without parser) took 17813.90ms. Allocated memory was 96.5MB in the beginning and 807.4MB in the end (delta: 710.9MB). Free memory was 49.1MB in the beginning and 494.1MB in the end (delta: -445.0MB). Peak memory consumption was 265.4MB. Max. memory is 16.1GB. [2021-12-15 12:33:47,027 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:33:47,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 15835.68ms. Allocated memory was 96.5MB in the beginning and 807.4MB in the end (delta: 710.9MB). Free memory was 48.9MB in the beginning and 404.4MB in the end (delta: -355.5MB). Peak memory consumption was 355.1MB. Max. memory is 16.1GB. [2021-12-15 12:33:47,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 531.27ms. Allocated memory is still 807.4MB. Free memory was 404.4MB in the beginning and 573.8MB in the end (delta: -169.3MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2021-12-15 12:33:47,028 INFO L158 Benchmark]: Boogie Preprocessor took 126.96ms. Allocated memory is still 807.4MB. Free memory was 573.8MB in the beginning and 548.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 12:33:47,028 INFO L158 Benchmark]: RCFGBuilder took 1317.03ms. Allocated memory is still 807.4MB. Free memory was 548.6MB in the beginning and 494.1MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2021-12-15 12:33:47,030 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 48.2MB. Free memory was 30.5MB in the beginning and 30.5MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 15835.68ms. Allocated memory was 96.5MB in the beginning and 807.4MB in the end (delta: 710.9MB). Free memory was 48.9MB in the beginning and 404.4MB in the end (delta: -355.5MB). Peak memory consumption was 355.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 531.27ms. Allocated memory is still 807.4MB. Free memory was 404.4MB in the beginning and 573.8MB in the end (delta: -169.3MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.96ms. Allocated memory is still 807.4MB. Free memory was 573.8MB in the beginning and 548.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1317.03ms. Allocated memory is still 807.4MB. Free memory was 548.6MB in the beginning and 494.1MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. 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. [2021-12-15 12:33:47,066 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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