/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 07:49:59,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 07:49:59,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 07:49:59,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 07:49:59,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 07:49:59,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 07:49:59,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 07:49:59,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 07:49:59,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 07:49:59,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 07:49:59,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 07:49:59,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 07:49:59,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 07:49:59,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 07:49:59,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 07:49:59,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 07:49:59,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 07:49:59,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 07:49:59,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 07:49:59,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 07:49:59,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 07:49:59,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 07:49:59,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 07:49:59,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 07:49:59,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 07:49:59,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 07:49:59,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 07:49:59,786 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 07:49:59,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 07:49:59,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 07:49:59,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 07:49:59,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 07:49:59,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 07:49:59,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 07:49:59,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 07:49:59,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 07:49:59,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 07:49:59,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 07:49:59,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 07:49:59,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 07:49:59,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 07:49:59,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-03-31 07:49:59,813 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 07:49:59,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 07:49:59,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 07:49:59,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 07:49:59,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 07:49:59,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 07:49:59,815 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 07:49:59,815 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 07:49:59,815 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 07:49:59,815 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 07:49:59,816 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 07:49:59,816 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 07:49:59,816 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 07:49:59,816 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 07:49:59,816 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 07:49:59,817 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 07:49:59,817 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 07:49:59,817 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 07:49:59,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 07:49:59,817 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 07:49:59,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 07:49:59,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 07:49:59,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 07:49:59,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 07:49:59,819 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 07:49:59,819 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 07:50:00,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 07:50:00,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 07:50:00,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 07:50:00,055 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 07:50:00,056 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 07:50:00,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2023-03-31 07:50:01,092 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 07:50:01,434 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 07:50:01,434 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2023-03-31 07:50:01,461 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a317295/c11f081a5c054c4cb170d5ea37346084/FLAG333400551 [2023-03-31 07:50:01,480 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a317295/c11f081a5c054c4cb170d5ea37346084 [2023-03-31 07:50:01,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 07:50:01,483 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 07:50:01,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 07:50:01,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 07:50:01,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 07:50:01,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 07:50:01" (1/1) ... [2023-03-31 07:50:01,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bfade77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:01, skipping insertion in model container [2023-03-31 07:50:01,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 07:50:01" (1/1) ... [2023-03-31 07:50:01,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 07:50:01,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 07:50:02,256 WARN L247 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-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i[122264,122277] [2023-03-31 07:50:02,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 07:50:02,309 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 07:50:02,510 WARN L247 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-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i[122264,122277] [2023-03-31 07:50:02,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 07:50:02,543 WARN L667 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 07:50:02,543 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 07:50:02,548 INFO L208 MainTranslator]: Completed translation [2023-03-31 07:50:02,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02 WrapperNode [2023-03-31 07:50:02,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 07:50:02,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 07:50:02,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 07:50:02,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 07:50:02,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,680 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 07:50:02,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 07:50:02,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 07:50:02,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 07:50:02,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 07:50:02" (1/1) ... [2023-03-31 07:50:02,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 07:50:02,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 07:50:02,754 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) [2023-03-31 07:50:02,773 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 [2023-03-31 07:50:02,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 07:50:02,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-03-31 07:50:02,783 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2023-03-31 07:50:02,784 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-31 07:50:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2023-03-31 07:50:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2023-03-31 07:50:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2023-03-31 07:50:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf [2023-03-31 07:50:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2023-03-31 07:50:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2023-03-31 07:50:02,785 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_find_single_vq [2023-03-31 07:50:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_done [2023-03-31 07:50:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req [2023-03-31 07:50:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure do_virtblk_request [2023-03-31 07:50:02,786 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_prepare_flush [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_probe [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2023-03-31 07:50:02,787 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 07:50:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-03-31 07:50:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-03-31 07:50:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-03-31 07:50:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2023-03-31 07:50:02,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_blk_rq [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-31 07:50:02,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request_all [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_map_kern [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2023-03-31 07:50:02,790 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_init_queue [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_make_request [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_peek_request [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_alignment_offset [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_bounce_limit [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_min [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_opt [2023-03-31 07:50:02,791 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segments [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_physical_block_size [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_sg [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_request [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2023-03-31 07:50:02,792 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure register_virtio_driver [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure set_disk_ro [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2023-03-31 07:50:02,793 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-03-31 07:50:02,794 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_virtio_driver [2023-03-31 07:50:02,794 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_check_driver_offered_feature [2023-03-31 07:50:02,794 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf_gfp [2023-03-31 07:50:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_get_buf [2023-03-31 07:50:02,795 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_kick [2023-03-31 07:50:02,797 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-31 07:50:02,797 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 07:50:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 07:50:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 07:50:02,800 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-03-31 07:50:02,801 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2023-03-31 07:50:02,802 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure set_disk_ro [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2023-03-31 07:50:02,803 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kmalloc [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kfree [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure blk_make_request [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2023-03-31 07:50:02,804 INFO L130 BoogieDeclarations]: Found specification of procedure blk_peek_request [2023-03-31 07:50:02,805 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_request [2023-03-31 07:50:02,805 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request_all [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_queue [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_bounce_limit [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segments [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_physical_block_size [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_alignment_offset [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_sg [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-03-31 07:50:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf_gfp [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf [2023-03-31 07:50:02,807 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_get_buf [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_find_single_vq [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure blk_done [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure do_req [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure do_virtblk_request [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_prepare_flush [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2023-03-31 07:50:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_probe [2023-03-31 07:50:02,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-03-31 07:50:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2023-03-31 07:50:02,811 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_blk_rq [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-31 07:50:02,812 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 07:50:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 07:50:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 07:50:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-31 07:50:02,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 07:50:03,210 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 07:50:03,213 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 07:50:04,258 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 07:50:04,629 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 07:50:04,629 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-31 07:50:04,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 07:50:04 BoogieIcfgContainer [2023-03-31 07:50:04,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 07:50:04,635 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 07:50:04,635 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 07:50:04,635 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 07:50:04,636 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 07:50:04" (1/1) ... [2023-03-31 07:50:04,636 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=IntervalDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=POLY_PAC ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-31 07:50:04,660 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-31 07:50:04,660 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 07:50:04,668 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 07:50:04,672 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 07:50:04,673 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 07:50:06,248 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 398 for LOIs [2023-03-31 07:50:12,751 INFO L197 IcfgInterpreter]: Interpreting procedure virtblk_ioctl with input of size 55 for LOIs [2023-03-31 07:50:12,790 INFO L197 IcfgInterpreter]: Interpreting procedure virtblk_get_id with input of size 101 for LOIs [2023-03-31 07:50:12,947 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_blk_make_request_5 with input of size 112 for LOIs [2023-03-31 07:50:13,017 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_get_blk_rq with input of size 73 for LOIs [2023-03-31 07:50:13,035 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 37 for LOIs [2023-03-31 07:50:13,040 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 37 for LOIs [2023-03-31 07:50:13,041 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-31 07:50:13,049 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-31 07:50:13,049 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-31 07:50:13,050 INFO L158 Benchmark]: Toolchain (without parser) took 11567.04ms. Allocated memory was 277.9MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 223.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 726.8MB. Max. memory is 8.0GB. [2023-03-31 07:50:13,050 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 151.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 07:50:13,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1065.32ms. Allocated memory is still 277.9MB. Free memory was 223.3MB in the beginning and 191.8MB in the end (delta: 31.5MB). Peak memory consumption was 66.8MB. Max. memory is 8.0GB. [2023-03-31 07:50:13,051 INFO L158 Benchmark]: Boogie Preprocessor took 171.10ms. Allocated memory is still 277.9MB. Free memory was 191.8MB in the beginning and 224.7MB in the end (delta: -32.9MB). Peak memory consumption was 18.0MB. Max. memory is 8.0GB. [2023-03-31 07:50:13,051 INFO L158 Benchmark]: RCFGBuilder took 1912.68ms. Allocated memory was 277.9MB in the beginning and 404.8MB in the end (delta: 126.9MB). Free memory was 224.7MB in the beginning and 249.4MB in the end (delta: -24.6MB). Peak memory consumption was 108.5MB. Max. memory is 8.0GB. [2023-03-31 07:50:13,052 INFO L158 Benchmark]: Sifa took 8414.46ms. Allocated memory was 404.8MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 249.4MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 624.7MB. Max. memory is 8.0GB. [2023-03-31 07:50:13,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 151.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1065.32ms. Allocated memory is still 277.9MB. Free memory was 223.3MB in the beginning and 191.8MB in the end (delta: 31.5MB). Peak memory consumption was 66.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 171.10ms. Allocated memory is still 277.9MB. Free memory was 191.8MB in the beginning and 224.7MB in the end (delta: -32.9MB). Peak memory consumption was 18.0MB. Max. memory is 8.0GB. * RCFGBuilder took 1912.68ms. Allocated memory was 277.9MB in the beginning and 404.8MB in the end (delta: 126.9MB). Free memory was 224.7MB in the beginning and 249.4MB in the end (delta: -24.6MB). Peak memory consumption was 108.5MB. Max. memory is 8.0GB. * Sifa took 8414.46ms. Allocated memory was 404.8MB in the beginning and 2.1GB in the end (delta: 1.7GB). Free memory was 249.4MB in the beginning and 1.3GB in the end (delta: -1.0GB). Peak memory consumption was 624.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 8.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 25, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 178, TOOLS_POST_TIME: 3.7s, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME: 2.4s, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME: 2.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 318, TOOLS_QUANTIFIERELIM_TIME: 8.0s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.6s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 318, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 23, DOMAIN_JOIN_TIME: 0.1s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 25, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME: 3.8s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 3.8s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 66, CALL_SUMMARIZER_CACHE_MISSES: 37, CALL_SUMMARIZER_OVERALL_TIME: 1.2s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 1.2s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 470, DAG_COMPRESSION_RETAINED_NODES: 249 - UnprovableResult [Line: 4295]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 348#(and (= |~#virtblk_fops~0.base| 12) (= ~LDV_IN_INTERRUPT~0 1) (= ~__mod_virtio_device_table~0.vendor 0) (= 13 |~#id_table~0.base|) (= ~index~0 0) (= 15 |~#virtio_blk~0.base|) (= |~#virtblk_fops~0.offset| 0) (= |~#features~0.offset| 0) (= |~#features~0.base| 14) (= |~#id_table~0.offset| 0) (= |#NULL.offset| 0) (= ~__mod_virtio_device_table~0.device 0) (<= 0 |#StackHeapBarrier|) (= |~#virtio_blk~0.offset| 0) (= |#NULL.base| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-31 07:50:13,067 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...