/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 OctagonDomain -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 13:16:38,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 13:16:38,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 13:16:38,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 13:16:38,192 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 13:16:38,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 13:16:38,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 13:16:38,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 13:16:38,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 13:16:38,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 13:16:38,197 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 13:16:38,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 13:16:38,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 13:16:38,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 13:16:38,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 13:16:38,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 13:16:38,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 13:16:38,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 13:16:38,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 13:16:38,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 13:16:38,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 13:16:38,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 13:16:38,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 13:16:38,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 13:16:38,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 13:16:38,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 13:16:38,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 13:16:38,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 13:16:38,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 13:16:38,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 13:16:38,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 13:16:38,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 13:16:38,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 13:16:38,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 13:16:38,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 13:16:38,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 13:16:38,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 13:16:38,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 13:16:38,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 13:16:38,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 13:16:38,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 13:16:38,223 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 13:16:38,242 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 13:16:38,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 13:16:38,243 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 13:16:38,243 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 13:16:38,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 13:16:38,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 13:16:38,243 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 13:16:38,243 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 13:16:38,243 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 13:16:38,244 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 13:16:38,244 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 13:16:38,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 13:16:38,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 13:16:38,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 13:16:38,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 13:16:38,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 13:16:38,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-31 13:16:38,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 13:16:38,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 13:16:38,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 13:16:38,449 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 13:16:38,449 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 13:16:38,450 INFO L432 ainManager$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 13:16:39,357 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 13:16:39,691 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 13:16:39,691 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 13:16:39,717 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3036d93/77cb43f2e1a04978bc472abf8b92c7de/FLAGa81c57ae7 [2023-03-31 13:16:39,733 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d3036d93/77cb43f2e1a04978bc472abf8b92c7de [2023-03-31 13:16:39,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 13:16:39,737 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 13:16:39,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 13:16:39,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 13:16:39,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 13:16:39,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:16:39" (1/1) ... [2023-03-31 13:16:39,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d506792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:39, skipping insertion in model container [2023-03-31 13:16:39,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:16:39" (1/1) ... [2023-03-31 13:16:39,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 13:16:39,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 13:16:40,500 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 13:16:40,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 13:16:40,584 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 13:16:40,731 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 13:16:40,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 13:16:40,765 WARN L667 CHandler]: The function kmem_cache_alloc_notrace is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 13:16:40,766 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 13:16:40,770 INFO L208 MainTranslator]: Completed translation [2023-03-31 13:16:40,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40 WrapperNode [2023-03-31 13:16:40,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 13:16:40,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 13:16:40,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 13:16:40,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 13:16:40,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 13:16:40,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 13:16:40,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 13:16:40,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 13:16:40,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:40" (1/1) ... [2023-03-31 13:16:40,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 13:16:40,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 13:16:40,964 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 13:16:40,966 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 13:16:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 13:16:40,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 13:16:40,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2023-03-31 13:16:40,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2023-03-31 13:16:40,990 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_find_single_vq [2023-03-31 13:16:40,991 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_done [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure do_virtblk_request [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_prepare_flush [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2023-03-31 13:16:40,992 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_probe [2023-03-31 13:16:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-31 13:16:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_blk_rq [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request_all [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-03-31 13:16:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_map_kern [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_init_queue [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_make_request [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_peek_request [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_alignment_offset [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_bounce_limit [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_min [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_opt [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2023-03-31 13:16:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segments [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_physical_block_size [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_sg [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_request [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2023-03-31 13:16:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure register_virtio_driver [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure set_disk_ro [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_virtio_driver [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_check_driver_offered_feature [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf_gfp [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_get_buf [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_kick [2023-03-31 13:16:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-31 13:16:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 13:16:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-03-31 13:16:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure set_disk_ro [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kmalloc [2023-03-31 13:16:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kfree [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_make_request [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_peek_request [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_request [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request_all [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_queue [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2023-03-31 13:16:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_bounce_limit [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segments [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_physical_block_size [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_alignment_offset [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_sg [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-31 13:16:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2023-03-31 13:16:41,030 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 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2023-03-31 13:16:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf_gfp [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_get_buf [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_find_single_vq [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_done [2023-03-31 13:16:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure do_req [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure do_virtblk_request [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_prepare_flush [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_probe [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 13:16:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_blk_rq [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-31 13:16:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 13:16:41,356 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 13:16:41,359 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 13:16:42,375 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 13:16:42,703 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 13:16:42,703 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-31 13:16:42,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 01:16:42 BoogieIcfgContainer [2023-03-31 13:16:42,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 13:16:42,710 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-31 13:16:42,710 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-31 13:16:42,710 INFO L275 PluginConnector]: Sifa initialized [2023-03-31 13:16:42,711 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 01:16:42" (1/1) ... [2023-03-31 13:16:42,711 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=OctagonDomain ♦ 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 13:16:42,733 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-31 13:16:42,733 INFO L166 IcfgInterpreter]: Building call graph [2023-03-31 13:16:42,740 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-31 13:16:42,744 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-31 13:16:42,745 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-31 13:16:44,208 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 398 for LOIs [2023-03-31 13:16:56,755 INFO L197 IcfgInterpreter]: Interpreting procedure virtblk_ioctl with input of size 64 for LOIs [2023-03-31 13:16:56,799 INFO L197 IcfgInterpreter]: Interpreting procedure virtblk_get_id with input of size 109 for LOIs [2023-03-31 13:16:56,988 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_blk_make_request_5 with input of size 120 for LOIs [2023-03-31 13:16:57,067 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_get_blk_rq with input of size 81 for LOIs [2023-03-31 13:16:57,093 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 48 for LOIs [2023-03-31 13:16:57,206 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 48 for LOIs [2023-03-31 13:16:57,208 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-31 13:16:57,217 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-31 13:16:57,217 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-31 13:16:57,218 INFO L158 Benchmark]: Toolchain (without parser) took 17481.22ms. Allocated memory was 251.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 197.5MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 412.6MB. Max. memory is 8.0GB. [2023-03-31 13:16:57,218 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 209.7MB. Free memory is still 153.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 13:16:57,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1031.96ms. Allocated memory is still 251.7MB. Free memory was 197.5MB in the beginning and 157.3MB in the end (delta: 40.2MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. [2023-03-31 13:16:57,219 INFO L158 Benchmark]: Boogie Preprocessor took 161.16ms. Allocated memory is still 251.7MB. Free memory was 157.3MB in the beginning and 146.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-03-31 13:16:57,219 INFO L158 Benchmark]: RCFGBuilder took 1773.88ms. Allocated memory was 251.7MB in the beginning and 372.2MB in the end (delta: 120.6MB). Free memory was 146.3MB in the beginning and 234.7MB in the end (delta: -88.4MB). Peak memory consumption was 75.2MB. Max. memory is 8.0GB. [2023-03-31 13:16:57,220 INFO L158 Benchmark]: Sifa took 14507.53ms. Allocated memory was 372.2MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 234.7MB in the beginning and 1.4GB in the end (delta: -1.1GB). Peak memory consumption was 328.2MB. Max. memory is 8.0GB. [2023-03-31 13:16:57,221 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 209.7MB. Free memory is still 153.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1031.96ms. Allocated memory is still 251.7MB. Free memory was 197.5MB in the beginning and 157.3MB in the end (delta: 40.2MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 161.16ms. Allocated memory is still 251.7MB. Free memory was 157.3MB in the beginning and 146.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1773.88ms. Allocated memory was 251.7MB in the beginning and 372.2MB in the end (delta: 120.6MB). Free memory was 146.3MB in the beginning and 234.7MB in the end (delta: -88.4MB). Peak memory consumption was 75.2MB. Max. memory is 8.0GB. * Sifa took 14507.53ms. Allocated memory was 372.2MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 234.7MB in the beginning and 1.4GB in the end (delta: -1.1GB). Peak memory consumption was 328.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 14.5s, 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: 2.8s, TOOLS_POST_RETURN_APPLICATIONS: 66, TOOLS_POST_RETURN_TIME: 2.3s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 318, TOOLS_QUANTIFIERELIM_TIME: 8.7s, 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: 3.7s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME: 1.8s, 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: 9.2s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 9.2s, 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 (<= ~major~0 (+ |#StackHeapBarrier| 2147483646)) (= |~#virtblk_fops~0.base| 12) (<= 1 |#StackHeapBarrier|) (= ~LDV_IN_INTERRUPT~0 1) (= ~__mod_virtio_device_table~0.vendor 0) (<= ~major~0 2147483647) (= 13 |~#id_table~0.base|) (= ~index~0 0) (= 15 |~#virtio_blk~0.base|) (= |~#virtblk_fops~0.offset| 0) (<= 0 (+ ~major~0 2147483648)) (= |~#features~0.offset| 0) (= |~#features~0.base| 14) (= |~#id_table~0.offset| 0) (<= 0 (+ 2147483647 |#StackHeapBarrier| ~major~0)) (= |#NULL.offset| 0) (= ~__mod_virtio_device_table~0.device 0) (= |~#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 13:16:57,249 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...