java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:13:18,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:13:18,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:13:18,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:13:18,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:13:18,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:13:18,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:13:18,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:13:18,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:13:18,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:13:18,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:13:18,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:13:18,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:13:18,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:13:18,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:13:18,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:13:18,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:13:18,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:13:18,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:13:18,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:13:18,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:13:18,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:13:18,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:13:18,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:13:18,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:13:18,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:13:18,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:13:18,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:13:18,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:13:18,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:13:18,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:13:18,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:13:18,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:13:18,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:13:18,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:13:18,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:13:18,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:13:18,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:13:18,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:13:18,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:13:18,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:13:18,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 17:13:18,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:13:18,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:13:18,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:13:18,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:13:18,358 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:13:18,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:13:18,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:13:18,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:13:18,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:13:18,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:13:18,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:13:18,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:13:18,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:13:18,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:13:18,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:13:18,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:13:18,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:13:18,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:13:18,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:13:18,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:13:18,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:13:18,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:13:18,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:13:18,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:13:18,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:13:18,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:13:18,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:13:18,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:13:18,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:13:18,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:13:18,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:13:18,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:13:18,434 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:13:18,434 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:13:18,435 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-09-20 17:13:18,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9666058e0/0c50d9da158d40f1b039eb656f3e11ca/FLAGd986cf669 [2019-09-20 17:13:19,236 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:13:19,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2019-09-20 17:13:19,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9666058e0/0c50d9da158d40f1b039eb656f3e11ca/FLAGd986cf669 [2019-09-20 17:13:19,738 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9666058e0/0c50d9da158d40f1b039eb656f3e11ca [2019-09-20 17:13:19,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:13:19,750 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:13:19,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:13:19,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:13:19,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:13:19,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:13:19" (1/1) ... [2019-09-20 17:13:19,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b66b584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:19, skipping insertion in model container [2019-09-20 17:13:19,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:13:19" (1/1) ... [2019-09-20 17:13:19,768 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:13:19,888 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:13:21,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:13:21,225 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:13:21,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:13:21,670 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:13:21,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21 WrapperNode [2019-09-20 17:13:21,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:13:21,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:13:21,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:13:21,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:13:21,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... [2019-09-20 17:13:21,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... [2019-09-20 17:13:21,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... [2019-09-20 17:13:21,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... [2019-09-20 17:13:21,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... [2019-09-20 17:13:21,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... [2019-09-20 17:13:21,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... [2019-09-20 17:13:21,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:13:21,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:13:21,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:13:21,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:13:21,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:13:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:13:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:13:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:13:22,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-09-20 17:13:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-20 17:13:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 17:13:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 17:13:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 17:13:22,030 INFO L138 BoogieDeclarations]: Found implementation of procedure get_order [2019-09-20 17:13:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 17:13:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-20 17:13:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-20 17:13:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-20 17:13:22,031 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-20 17:13:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2019-09-20 17:13:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2019-09-20 17:13:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2019-09-20 17:13:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-09-20 17:13:22,032 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 17:13:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2019-09-20 17:13:22,033 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2019-09-20 17:13:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2019-09-20 17:13:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-09-20 17:13:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_kmalloc [2019-09-20 17:13:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemleak_alloc [2019-09-20 17:13:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_index [2019-09-20 17:13:22,034 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_slab [2019-09-20 17:13:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 17:13:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 17:13:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_large [2019-09-20 17:13:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 17:13:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2019-09-20 17:13:22,035 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2019-09-20 17:13:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2019-09-20 17:13:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf [2019-09-20 17:13:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2019-09-20 17:13:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2019-09-20 17:13:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_find_single_vq [2019-09-20 17:13:22,036 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_done [2019-09-20 17:13:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req [2019-09-20 17:13:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure do_virtblk_request [2019-09-20 17:13:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_prepare_flush [2019-09-20 17:13:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2019-09-20 17:13:22,037 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2019-09-20 17:13:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2019-09-20 17:13:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2019-09-20 17:13:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_probe [2019-09-20 17:13:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2019-09-20 17:13:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-20 17:13:22,038 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2019-09-20 17:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-20 17:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 17:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 17:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2019-09-20 17:13:22,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 17:13:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 17:13:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 17:13:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 17:13:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 17:13:22,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 17:13:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2019-09-20 17:13:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2019-09-20 17:13:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_blk_rq [2019-09-20 17:13:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 17:13:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request_all [2019-09-20 17:13:22,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2019-09-20 17:13:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-20 17:13:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-20 17:13:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-20 17:13:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 17:13:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-20 17:13:22,042 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-20 17:13:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2019-09-20 17:13:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-09-20 17:13:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_map_kern [2019-09-20 17:13:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2019-09-20 17:13:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2019-09-20 17:13:22,043 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2019-09-20 17:13:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_init_queue [2019-09-20 17:13:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_make_request [2019-09-20 17:13:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_peek_request [2019-09-20 17:13:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_alignment_offset [2019-09-20 17:13:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_bounce_limit [2019-09-20 17:13:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_min [2019-09-20 17:13:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_opt [2019-09-20 17:13:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2019-09-20 17:13:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2019-09-20 17:13:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2019-09-20 17:13:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segments [2019-09-20 17:13:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2019-09-20 17:13:22,045 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_physical_block_size [2019-09-20 17:13:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_sg [2019-09-20 17:13:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2019-09-20 17:13:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_request [2019-09-20 17:13:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2019-09-20 17:13:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-20 17:13:22,046 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2019-09-20 17:13:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2019-09-20 17:13:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 17:13:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-20 17:13:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2019-09-20 17:13:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2019-09-20 17:13:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-09-20 17:13:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-09-20 17:13:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-09-20 17:13:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-09-20 17:13:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-09-20 17:13:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2019-09-20 17:13:22,048 INFO L138 BoogieDeclarations]: Found implementation of procedure register_virtio_driver [2019-09-20 17:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2019-09-20 17:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure set_disk_ro [2019-09-20 17:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2019-09-20 17:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2019-09-20 17:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_virtio_driver [2019-09-20 17:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_check_driver_offered_feature [2019-09-20 17:13:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf_gfp [2019-09-20 17:13:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_get_buf [2019-09-20 17:13:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_kick [2019-09-20 17:13:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 17:13:22,050 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 17:13:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:13:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 17:13:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 17:13:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-09-20 17:13:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 17:13:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-20 17:13:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure get_order [2019-09-20 17:13:22,051 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-20 17:13:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 17:13:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 17:13:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 17:13:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:13:22,052 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-20 17:13:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-20 17:13:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:13:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-20 17:13:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-20 17:13:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2019-09-20 17:13:22,053 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-20 17:13:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-20 17:13:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-20 17:13:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-20 17:13:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-20 17:13:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-20 17:13:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2019-09-20 17:13:22,054 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2019-09-20 17:13:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2019-09-20 17:13:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2019-09-20 17:13:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2019-09-20 17:13:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2019-09-20 17:13:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2019-09-20 17:13:22,055 INFO L130 BoogieDeclarations]: Found specification of procedure set_disk_ro [2019-09-20 17:13:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2019-09-20 17:13:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:13:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-09-20 17:13:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:13:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-09-20 17:13:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-09-20 17:13:22,056 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 17:13:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 17:13:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-09-20 17:13:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-09-20 17:13:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2019-09-20 17:13:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-09-20 17:13:22,057 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kmalloc [2019-09-20 17:13:22,058 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kfree [2019-09-20 17:13:22,058 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2019-09-20 17:13:22,058 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2019-09-20 17:13:22,058 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2019-09-20 17:13:22,058 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2019-09-20 17:13:22,058 INFO L130 BoogieDeclarations]: Found specification of procedure blk_make_request [2019-09-20 17:13:22,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2019-09-20 17:13:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2019-09-20 17:13:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2019-09-20 17:13:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2019-09-20 17:13:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2019-09-20 17:13:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2019-09-20 17:13:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure blk_peek_request [2019-09-20 17:13:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_request [2019-09-20 17:13:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request_all [2019-09-20 17:13:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_queue [2019-09-20 17:13:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2019-09-20 17:13:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_bounce_limit [2019-09-20 17:13:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2019-09-20 17:13:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segments [2019-09-20 17:13:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2019-09-20 17:13:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2019-09-20 17:13:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_physical_block_size [2019-09-20 17:13:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_alignment_offset [2019-09-20 17:13:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2019-09-20 17:13:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2019-09-20 17:13:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2019-09-20 17:13:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_sg [2019-09-20 17:13:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-09-20 17:13:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2019-09-20 17:13:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 17:13:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 17:13:22,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 17:13:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 17:13:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure trace_kmalloc [2019-09-20 17:13:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:13:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~gfp_t~0~TO~VOID [2019-09-20 17:13:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure kmemleak_alloc [2019-09-20 17:13:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_index [2019-09-20 17:13:22,063 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_slab [2019-09-20 17:13:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:13:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 17:13:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:13:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 17:13:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:13:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 17:13:22,064 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-09-20 17:13:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_large [2019-09-20 17:13:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 17:13:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2019-09-20 17:13:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2019-09-20 17:13:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2019-09-20 17:13:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2019-09-20 17:13:22,065 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf_gfp [2019-09-20 17:13:22,066 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf [2019-09-20 17:13:22,066 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick [2019-09-20 17:13:22,066 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_get_buf [2019-09-20 17:13:22,066 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2019-09-20 17:13:22,066 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2019-09-20 17:13:22,066 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2019-09-20 17:13:22,067 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2019-09-20 17:13:22,067 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2019-09-20 17:13:22,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2019-09-20 17:13:22,067 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_find_single_vq [2019-09-20 17:13:22,067 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-20 17:13:22,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:13:22,067 INFO L130 BoogieDeclarations]: Found specification of procedure blk_done [2019-09-20 17:13:22,068 INFO L130 BoogieDeclarations]: Found specification of procedure do_req [2019-09-20 17:13:22,068 INFO L130 BoogieDeclarations]: Found specification of procedure do_virtblk_request [2019-09-20 17:13:22,068 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_prepare_flush [2019-09-20 17:13:22,068 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2019-09-20 17:13:22,068 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2019-09-20 17:13:22,068 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2019-09-20 17:13:22,068 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_probe [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 17:13:22,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_blk_rq [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 17:13:22,070 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 17:13:22,071 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:13:22,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:13:22,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 17:13:22,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 17:13:22,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:13:25,888 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:13:25,889 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 17:13:25,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:13:25 BoogieIcfgContainer [2019-09-20 17:13:25,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:13:25,893 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:13:25,893 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:13:25,893 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:13:25,894 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:13:25" (1/1) ... [2019-09-20 17:13:25,895 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:13:25,925 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:13:25,926 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:13:25,942 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:13:25,961 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:13:25,963 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:13:30,021 WARN L191 SmtUtils]: Spent 3.22 s on a formula simplification that was a NOOP. DAG size: 450 [2019-09-20 17:13:33,555 WARN L191 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 440 DAG size of output: 414 [2019-09-20 17:13:33,695 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 17:13:33,707 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 86 for LOIs [2019-09-20 17:13:34,030 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 17:13:34,513 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-20 17:13:34,905 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2019-09-20 17:13:35,234 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 102 [2019-09-20 17:13:35,236 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-20 17:13:35,242 INFO L168 Benchmark]: Toolchain (without parser) took 15491.33 ms. Allocated memory was 130.0 MB in the beginning and 519.0 MB in the end (delta: 389.0 MB). Free memory was 80.8 MB in the beginning and 432.7 MB in the end (delta: -351.9 MB). Peak memory consumption was 348.6 MB. Max. memory is 7.1 GB. [2019-09-20 17:13:35,243 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-20 17:13:35,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1920.59 ms. Allocated memory was 130.0 MB in the beginning and 200.8 MB in the end (delta: 70.8 MB). Free memory was 80.6 MB in the beginning and 75.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2019-09-20 17:13:35,245 INFO L168 Benchmark]: Boogie Preprocessor took 282.60 ms. Allocated memory was 200.8 MB in the beginning and 218.6 MB in the end (delta: 17.8 MB). Free memory was 75.5 MB in the beginning and 172.9 MB in the end (delta: -97.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-20 17:13:35,246 INFO L168 Benchmark]: RCFGBuilder took 3936.80 ms. Allocated memory was 218.6 MB in the beginning and 285.2 MB in the end (delta: 66.6 MB). Free memory was 172.9 MB in the beginning and 116.3 MB in the end (delta: 56.6 MB). Peak memory consumption was 181.7 MB. Max. memory is 7.1 GB. [2019-09-20 17:13:35,247 INFO L168 Benchmark]: Sifa took 9347.18 ms. Allocated memory was 285.2 MB in the beginning and 519.0 MB in the end (delta: 233.8 MB). Free memory was 116.3 MB in the beginning and 432.7 MB in the end (delta: -316.4 MB). Peak memory consumption was 228.9 MB. Max. memory is 7.1 GB. [2019-09-20 17:13:35,252 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1920.59 ms. Allocated memory was 130.0 MB in the beginning and 200.8 MB in the end (delta: 70.8 MB). Free memory was 80.6 MB in the beginning and 75.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 282.60 ms. Allocated memory was 200.8 MB in the beginning and 218.6 MB in the end (delta: 17.8 MB). Free memory was 75.5 MB in the beginning and 172.9 MB in the end (delta: -97.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3936.80 ms. Allocated memory was 218.6 MB in the beginning and 285.2 MB in the end (delta: 66.6 MB). Free memory was 172.9 MB in the beginning and 116.3 MB in the end (delta: 56.6 MB). Peak memory consumption was 181.7 MB. Max. memory is 7.1 GB. * Sifa took 9347.18 ms. Allocated memory was 285.2 MB in the beginning and 519.0 MB in the end (delta: 233.8 MB). Free memory was 116.3 MB in the beginning and 432.7 MB in the end (delta: -316.4 MB). Peak memory consumption was 228.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...