./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.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-loop.ko.cil.out.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 f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:33:11,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:33:11,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:33:11,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:33:11,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:33:11,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:33:11,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:33:11,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:33:11,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:33:11,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:33:11,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:33:11,703 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:33:11,703 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:33:11,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:33:11,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:33:11,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:33:11,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:33:11,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:33:11,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:33:11,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:33:11,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:33:11,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:33:11,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:33:11,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:33:11,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:33:11,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:33:11,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:33:11,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:33:11,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:33:11,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:33:11,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:33:11,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:33:11,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:33:11,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:33:11,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:33:11,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:33:11,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:33:11,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:33:11,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:33:11,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:33:11,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:33:11,734 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:33:11,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:33:11,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:33:11,753 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:33:11,753 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:33:11,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:33:11,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:33:11,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:33:11,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:33:11,755 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:33:11,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:33:11,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:33:11,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:33:11,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:33:11,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:33:11,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:33:11,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:33:11,757 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:33:11,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:33:11,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:33:11,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:33:11,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:33:11,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:11,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:33:11,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:33:11,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:33:11,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:33:11,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:33:11,758 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:33:11,758 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:33:11,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:33:11,760 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:33:11,760 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 [2021-12-15 12:33:11,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:33:11,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:33:11,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:33:11,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:33:11,963 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:33:11,964 INFO L432 ainManager$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-loop.ko.cil.out.i [2021-12-15 12:33:12,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57684285f/302ba26494eb4bf99bc6f64536468b52/FLAG1954cb78f [2021-12-15 12:33:12,566 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:33:12,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2021-12-15 12:33:12,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57684285f/302ba26494eb4bf99bc6f64536468b52/FLAG1954cb78f [2021-12-15 12:33:12,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57684285f/302ba26494eb4bf99bc6f64536468b52 [2021-12-15 12:33:12,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:33:12,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:33:12,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:12,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:33:12,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:33:12,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:12" (1/1) ... [2021-12-15 12:33:12,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff89444 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:12, skipping insertion in model container [2021-12-15 12:33:12,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:12" (1/1) ... [2021-12-15 12:33:12,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:33:12,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:13,862 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-loop.ko.cil.out.i[192897,192910] [2021-12-15 12:33:13,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:13,919 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:33:14,178 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-loop.ko.cil.out.i[192897,192910] [2021-12-15 12:33:14,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:14,244 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:33:14,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14 WrapperNode [2021-12-15 12:33:14,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:14,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:14,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:33:14,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:33:14,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,409 INFO L137 Inliner]: procedures = 236, calls = 1201, calls flagged for inlining = 124, calls inlined = 121, statements flattened = 3651 [2021-12-15 12:33:14,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:14,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:33:14,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:33:14,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:33:14,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:33:14,566 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:33:14,566 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:33:14,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:33:14,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:14,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:33:14,628 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 12:33:14,642 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 12:33:14,711 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-15 12:33:14,711 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-15 12:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2021-12-15 12:33:14,712 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2021-12-15 12:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 12:33:14,712 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 12:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 12:33:14,712 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 12:33:14,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:33:14,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:33:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2021-12-15 12:33:14,713 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2021-12-15 12:33:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2021-12-15 12:33:14,713 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2021-12-15 12:33:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-15 12:33:14,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-15 12:33:14,713 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2021-12-15 12:33:14,713 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2021-12-15 12:33:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2021-12-15 12:33:14,714 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2021-12-15 12:33:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-15 12:33:14,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-15 12:33:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:33:14,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:33:14,714 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2021-12-15 12:33:14,714 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2021-12-15 12:33:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2021-12-15 12:33:14,715 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2021-12-15 12:33:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2021-12-15 12:33:14,715 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2021-12-15 12:33:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2021-12-15 12:33:14,715 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2021-12-15 12:33:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-12-15 12:33:14,715 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-12-15 12:33:14,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 12:33:14,716 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 12:33:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure loop_alloc [2021-12-15 12:33:14,716 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_alloc [2021-12-15 12:33:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure loop_make_request [2021-12-15 12:33:14,716 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_make_request [2021-12-15 12:33:14,716 INFO L130 BoogieDeclarations]: Found specification of procedure __do_lo_send_write [2021-12-15 12:33:14,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_lo_send_write [2021-12-15 12:33:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2021-12-15 12:33:14,717 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2021-12-15 12:33:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2021-12-15 12:33:14,717 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2021-12-15 12:33:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:33:14,717 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2021-12-15 12:33:14,718 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2021-12-15 12:33:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl_by_bdev [2021-12-15 12:33:14,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl_by_bdev [2021-12-15 12:33:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:33:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-12-15 12:33:14,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-12-15 12:33:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:33:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:33:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:33:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:33:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 12:33:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 12:33:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-15 12:33:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-15 12:33:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 12:33:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 12:33:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2021-12-15 12:33:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2021-12-15 12:33:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-15 12:33:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-15 12:33:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 12:33:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 12:33:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 12:33:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure loop_free [2021-12-15 12:33:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_free [2021-12-15 12:33:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_none [2021-12-15 12:33:14,722 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_none [2021-12-15 12:33:14,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 12:33:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2021-12-15 12:33:14,723 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2021-12-15 12:33:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:33:14,723 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-15 12:33:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-15 12:33:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2021-12-15 12:33:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2021-12-15 12:33:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2021-12-15 12:33:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2021-12-15 12:33:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2021-12-15 12:33:14,724 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2021-12-15 12:33:14,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:33:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:33:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:33:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:33:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2021-12-15 12:33:14,725 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2021-12-15 12:33:14,725 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 12:33:14,726 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 12:33:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:33:14,726 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 12:33:14,726 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 12:33:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure __kmap_atomic [2021-12-15 12:33:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmap_atomic [2021-12-15 12:33:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 12:33:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 12:33:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:33:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 12:33:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 12:33:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:33:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2021-12-15 12:33:14,728 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2021-12-15 12:33:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:33:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-12-15 12:33:14,728 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-12-15 12:33:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2021-12-15 12:33:14,728 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2021-12-15 12:33:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 12:33:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2021-12-15 12:33:14,729 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2021-12-15 12:33:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 12:33:14,731 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 12:33:14,731 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-15 12:33:14,731 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-15 12:33:14,732 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2021-12-15 12:33:14,732 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2021-12-15 12:33:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-15 12:33:14,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-15 12:33:14,733 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2021-12-15 12:33:14,733 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2021-12-15 12:33:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 12:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 12:33:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2021-12-15 12:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2021-12-15 12:33:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2021-12-15 12:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2021-12-15 12:33:14,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:33:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:33:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2021-12-15 12:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2021-12-15 12:33:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:33:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:33:14,738 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:33:15,195 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:33:15,199 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:33:15,581 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 12:33:16,573 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2021-12-15 12:33:16,573 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2021-12-15 12:33:16,588 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2021-12-15 12:33:16,588 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2021-12-15 12:33:16,594 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 12:33:16,600 INFO L158 Benchmark]: Toolchain (without parser) took 3832.19ms. Allocated memory was 121.6MB in the beginning and 270.5MB in the end (delta: 148.9MB). Free memory was 79.9MB in the beginning and 180.1MB in the end (delta: -100.2MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. [2021-12-15 12:33:16,600 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 77.6MB. Free memory was 50.2MB in the beginning and 50.2MB in the end (delta: 19.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:33:16,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1478.31ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 79.9MB in the beginning and 102.6MB in the end (delta: -22.6MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2021-12-15 12:33:16,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 162.51ms. Allocated memory is still 155.2MB. Free memory was 102.6MB in the beginning and 81.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 12:33:16,602 INFO L158 Benchmark]: Boogie Preprocessor took 155.28ms. Allocated memory is still 155.2MB. Free memory was 81.6MB in the beginning and 60.5MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 12:33:16,603 INFO L158 Benchmark]: RCFGBuilder took 2031.09ms. Allocated memory was 155.2MB in the beginning and 270.5MB in the end (delta: 115.3MB). Free memory was 60.5MB in the beginning and 180.1MB in the end (delta: -119.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-12-15 12:33:16,609 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 50.2MB in the beginning and 50.2MB in the end (delta: 19.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1478.31ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 79.9MB in the beginning and 102.6MB in the end (delta: -22.6MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 162.51ms. Allocated memory is still 155.2MB. Free memory was 102.6MB in the beginning and 81.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 155.28ms. Allocated memory is still 155.2MB. Free memory was 81.6MB in the beginning and 60.5MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 2031.09ms. Allocated memory was 155.2MB in the beginning and 270.5MB in the end (delta: 115.3MB). Free memory was 60.5MB in the beginning and 180.1MB in the end (delta: -119.6MB). Peak memory consumption was 31.4MB. 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 12:33:16,654 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-loop.ko.cil.out.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 f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:33:18,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:33:18,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:33:18,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:33:18,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:33:18,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:33:18,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:33:18,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:33:18,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:33:18,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:33:18,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:33:18,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:33:18,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:33:18,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:33:18,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:33:18,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:33:18,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:33:18,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:33:18,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:33:18,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:33:18,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:33:18,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:33:18,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:33:18,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:33:18,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:33:18,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:33:18,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:33:18,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:33:18,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:33:18,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:33:18,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:33:18,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:33:18,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:33:18,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:33:18,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:33:18,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:33:18,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:33:18,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:33:18,682 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:33:18,683 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:33:18,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:33:18,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:33:18,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:33:18,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:33:18,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:33:18,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:33:18,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:33:18,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:33:18,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:33:18,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:33:18,748 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:33:18,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:33:18,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:33:18,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:33:18,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:33:18,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:33:18,750 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:33:18,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:33:18,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:33:18,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:33:18,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:33:18,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:33:18,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:33:18,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:33:18,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:33:18,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:18,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:33:18,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:33:18,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:33:18,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:33:18,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:33:18,752 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:33:18,752 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:33:18,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:33:18,753 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:33:18,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:33:18,753 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f25e8d9a29012500b38126aa22b2b7d181aad99a845cece264158253e2ec92e3 [2021-12-15 12:33:19,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:33:19,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:33:19,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:33:19,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:33:19,303 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:33:19,305 INFO L432 ainManager$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-loop.ko.cil.out.i [2021-12-15 12:33:19,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14943a6d1/796729cbe4e14a0b8598909763d0aa41/FLAGf6c2f5cf9 [2021-12-15 12:33:20,376 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:33:20,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2021-12-15 12:33:20,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14943a6d1/796729cbe4e14a0b8598909763d0aa41/FLAGf6c2f5cf9 [2021-12-15 12:33:20,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14943a6d1/796729cbe4e14a0b8598909763d0aa41 [2021-12-15 12:33:20,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:33:20,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:33:20,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:20,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:33:20,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:33:20,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:20" (1/1) ... [2021-12-15 12:33:20,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee667dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:20, skipping insertion in model container [2021-12-15 12:33:20,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:20" (1/1) ... [2021-12-15 12:33:20,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:33:20,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:22,161 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-loop.ko.cil.out.i[192897,192910] [2021-12-15 12:33:22,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:22,224 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:33:22,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:22,454 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-loop.ko.cil.out.i[192897,192910] [2021-12-15 12:33:22,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:22,481 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:33:22,778 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-loop.ko.cil.out.i[192897,192910] [2021-12-15 12:33:22,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:22,846 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:33:22,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22 WrapperNode [2021-12-15 12:33:22,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:22,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:22,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:33:22,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:33:22,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:22,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,046 INFO L137 Inliner]: procedures = 251, calls = 1201, calls flagged for inlining = 126, calls inlined = 115, statements flattened = 3397 [2021-12-15 12:33:23,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:23,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:33:23,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:33:23,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:33:23,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:33:23,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:33:23,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:33:23,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:33:23,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:22" (1/1) ... [2021-12-15 12:33:23,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:23,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:33:23,245 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 12:33:23,313 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 12:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2021-12-15 12:33:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2021-12-15 12:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 12:33:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 12:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 12:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2021-12-15 12:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2021-12-15 12:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 12:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 12:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 12:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 12:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 12:33:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 12:33:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2021-12-15 12:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2021-12-15 12:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2021-12-15 12:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2021-12-15 12:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-12-15 12:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-12-15 12:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2021-12-15 12:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2021-12-15 12:33:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2021-12-15 12:33:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2021-12-15 12:33:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-15 12:33:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-15 12:33:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 12:33:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 12:33:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2021-12-15 12:33:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2021-12-15 12:33:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2021-12-15 12:33:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2021-12-15 12:33:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2021-12-15 12:33:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2021-12-15 12:33:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2021-12-15 12:33:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2021-12-15 12:33:23,328 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-12-15 12:33:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-12-15 12:33:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 12:33:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 12:33:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure loop_alloc [2021-12-15 12:33:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_alloc [2021-12-15 12:33:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure loop_make_request [2021-12-15 12:33:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_make_request [2021-12-15 12:33:23,329 INFO L130 BoogieDeclarations]: Found specification of procedure __do_lo_send_write [2021-12-15 12:33:23,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_lo_send_write [2021-12-15 12:33:23,330 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2021-12-15 12:33:23,330 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2021-12-15 12:33:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2021-12-15 12:33:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2021-12-15 12:33:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:33:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2021-12-15 12:33:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2021-12-15 12:33:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl_by_bdev [2021-12-15 12:33:23,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl_by_bdev [2021-12-15 12:33:23,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:33:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:33:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:33:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 12:33:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-12-15 12:33:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-12-15 12:33:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:33:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:33:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:33:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 12:33:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 12:33:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:33:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 12:33:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 12:33:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:33:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:33:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-12-15 12:33:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-12-15 12:33:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 12:33:23,334 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 12:33:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2021-12-15 12:33:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2021-12-15 12:33:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2021-12-15 12:33:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2021-12-15 12:33:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 12:33:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 12:33:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure loop_free [2021-12-15 12:33:23,335 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_free [2021-12-15 12:33:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_none [2021-12-15 12:33:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_none [2021-12-15 12:33:23,336 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2021-12-15 12:33:23,336 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2021-12-15 12:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-12-15 12:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-12-15 12:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2021-12-15 12:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2021-12-15 12:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2021-12-15 12:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2021-12-15 12:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2021-12-15 12:33:23,337 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2021-12-15 12:33:23,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 12:33:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 12:33:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 12:33:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 12:33:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2021-12-15 12:33:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2021-12-15 12:33:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 12:33:23,338 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 12:33:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 12:33:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 12:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 12:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 12:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 12:33:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 12:33:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure __kmap_atomic [2021-12-15 12:33:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmap_atomic [2021-12-15 12:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 12:33:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 12:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:33:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 12:33:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 12:33:23,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:33:23,344 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2021-12-15 12:33:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2021-12-15 12:33:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:33:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-12-15 12:33:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-12-15 12:33:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2021-12-15 12:33:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2021-12-15 12:33:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 12:33:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 12:33:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2021-12-15 12:33:23,349 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2021-12-15 12:33:23,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 12:33:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 12:33:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 12:33:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 12:33:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-15 12:33:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-15 12:33:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2021-12-15 12:33:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2021-12-15 12:33:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-12-15 12:33:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-12-15 12:33:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2021-12-15 12:33:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2021-12-15 12:33:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 12:33:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 12:33:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2021-12-15 12:33:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2021-12-15 12:33:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2021-12-15 12:33:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2021-12-15 12:33:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-15 12:33:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-15 12:33:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2021-12-15 12:33:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2021-12-15 12:33:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 12:33:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:33:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:33:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 12:33:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 12:33:23,909 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:33:23,912 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:33:37,235 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 12:33:44,404 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2021-12-15 12:33:44,404 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2021-12-15 12:33:44,454 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2021-12-15 12:33:44,454 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2021-12-15 12:33:44,460 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 12:33:44,464 INFO L158 Benchmark]: Toolchain (without parser) took 23641.60ms. Allocated memory was 62.9MB in the beginning and 289.4MB in the end (delta: 226.5MB). Free memory was 35.5MB in the beginning and 130.8MB in the end (delta: -95.2MB). Peak memory consumption was 131.3MB. Max. memory is 16.1GB. [2021-12-15 12:33:44,464 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 52.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:33:44,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2023.63ms. Allocated memory was 62.9MB in the beginning and 144.7MB in the end (delta: 81.8MB). Free memory was 35.3MB in the beginning and 62.9MB in the end (delta: -27.5MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2021-12-15 12:33:44,465 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.80ms. Allocated memory is still 144.7MB. Free memory was 62.9MB in the beginning and 81.3MB in the end (delta: -18.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-12-15 12:33:44,465 INFO L158 Benchmark]: Boogie Preprocessor took 155.54ms. Allocated memory is still 144.7MB. Free memory was 81.3MB in the beginning and 59.6MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 12:33:44,466 INFO L158 Benchmark]: RCFGBuilder took 21259.17ms. Allocated memory was 144.7MB in the beginning and 289.4MB in the end (delta: 144.7MB). Free memory was 59.6MB in the beginning and 130.8MB in the end (delta: -71.2MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2021-12-15 12:33:44,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 52.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2023.63ms. Allocated memory was 62.9MB in the beginning and 144.7MB in the end (delta: 81.8MB). Free memory was 35.3MB in the beginning and 62.9MB in the end (delta: -27.5MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.80ms. Allocated memory is still 144.7MB. Free memory was 62.9MB in the beginning and 81.3MB in the end (delta: -18.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 155.54ms. Allocated memory is still 144.7MB. Free memory was 81.3MB in the beginning and 59.6MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 21259.17ms. Allocated memory was 144.7MB in the beginning and 289.4MB in the end (delta: 144.7MB). Free memory was 59.6MB in the beginning and 130.8MB in the end (delta: -71.2MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:33:44,510 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