java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 10:56:36,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 10:56:36,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 10:56:36,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 10:56:36,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 10:56:36,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 10:56:36,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 10:56:36,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 10:56:36,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 10:56:36,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 10:56:36,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 10:56:36,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 10:56:36,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 10:56:36,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 10:56:36,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 10:56:36,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 10:56:36,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 10:56:36,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 10:56:36,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 10:56:36,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 10:56:36,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 10:56:36,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 10:56:36,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 10:56:36,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 10:56:36,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 10:56:36,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 10:56:36,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 10:56:36,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 10:56:36,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 10:56:36,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 10:56:36,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 10:56:36,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 10:56:36,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 10:56:36,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 10:56:36,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 10:56:36,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 10:56:36,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 10:56:36,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 10:56:36,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 10:56:36,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 10:56:36,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 10:56:36,501 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 [2019-10-07 10:56:36,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 10:56:36,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 10:56:36,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 10:56:36,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 10:56:36,516 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 10:56:36,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 10:56:36,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 10:56:36,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 10:56:36,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 10:56:36,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 10:56:36,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 10:56:36,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 10:56:36,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 10:56:36,518 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 10:56:36,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 10:56:36,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 10:56:36,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 10:56:36,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 10:56:36,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 10:56:36,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 10:56:36,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 10:56:36,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 10:56:36,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 10:56:36,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 10:56:36,520 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 10:56:36,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 10:56:36,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 10:56:36,521 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 10:56:36,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 10:56:36,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 10:56:36,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 10:56:36,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 10:56:36,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 10:56:36,833 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 10:56:36,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2019-10-07 10:56:36,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68c5ab4e/de84a512e96c453f9e7edcde8b422c3d/FLAGe49652f60 [2019-10-07 10:56:37,881 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 10:56:37,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2019-10-07 10:56:37,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68c5ab4e/de84a512e96c453f9e7edcde8b422c3d/FLAGe49652f60 [2019-10-07 10:56:38,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f68c5ab4e/de84a512e96c453f9e7edcde8b422c3d [2019-10-07 10:56:38,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 10:56:38,241 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 10:56:38,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 10:56:38,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 10:56:38,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 10:56:38,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 10:56:38" (1/1) ... [2019-10-07 10:56:38,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e68d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:38, skipping insertion in model container [2019-10-07 10:56:38,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 10:56:38" (1/1) ... [2019-10-07 10:56:38,258 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 10:56:38,470 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 10:56:42,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 10:56:42,741 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 10:56:43,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 10:56:44,216 INFO L192 MainTranslator]: Completed translation [2019-10-07 10:56:44,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44 WrapperNode [2019-10-07 10:56:44,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 10:56:44,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 10:56:44,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 10:56:44,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 10:56:44,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (1/1) ... [2019-10-07 10:56:44,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (1/1) ... [2019-10-07 10:56:44,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (1/1) ... [2019-10-07 10:56:44,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (1/1) ... [2019-10-07 10:56:44,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (1/1) ... [2019-10-07 10:56:44,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (1/1) ... [2019-10-07 10:56:44,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (1/1) ... [2019-10-07 10:56:44,728 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 10:56:44,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 10:56:44,729 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 10:56:44,729 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 10:56:44,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (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 [2019-10-07 10:56:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 10:56:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 10:56:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 10:56:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~X~~bool~0~X~~bool~0~X~~bool~0~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-10-07 10:56:44,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2019-10-07 10:56:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~X~~dm_cblock_t~0~X~~uint32_t~0~X~~bool~0~TO~int [2019-10-07 10:56:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~int [2019-10-07 10:56:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_cblock_t~0~TO~int [2019-10-07 10:56:44,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~dm_cblock_t~0 [2019-10-07 10:56:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-07 10:56:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-10-07 10:56:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 10:56:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 10:56:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 10:56:44,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-10-07 10:56:44,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 10:56:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 10:56:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~int [2019-10-07 10:56:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_dblock_t~0~TO~int [2019-10-07 10:56:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~sector_t~0~X~~dm_dblock_t~0~X~~bool~0~TO~int [2019-10-07 10:56:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~X~~dm_cblock_t~0~X~~bool~0~X~~uint32_t~0~X~~bool~0~TO~int [2019-10-07 10:56:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~dm_cblock_t~0~X~~sector_t~0~X~~sector_t~0~TO~$Pointer$ [2019-10-07 10:56:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 10:56:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 10:56:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 10:56:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 10:56:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-07 10:56:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __ffs [2019-10-07 10:56:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-10-07 10:56:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 10:56:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-07 10:56:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-07 10:56:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-10-07 10:56:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2019-10-07 10:56:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2019-10-07 10:56:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2019-10-07 10:56:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-07 10:56:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-07 10:56:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-07 10:56:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-10-07 10:56:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-07 10:56:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-07 10:56:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_return [2019-10-07 10:56:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 10:56:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 10:56:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 10:56:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 10:56:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2019-10-07 10:56:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 10:56:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-10-07 10:56:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 10:56:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 10:56:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-10-07 10:56:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-10-07 10:56:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 10:56:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 10:56:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 10:56:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-07 10:56:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-07 10:56:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 10:56:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 10:56:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 10:56:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 10:56:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 10:56:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-10-07 10:56:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2019-10-07 10:56:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2019-10-07 10:56:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-10-07 10:56:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-10-07 10:56:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2019-10-07 10:56:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2019-10-07 10:56:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-10-07 10:56:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2019-10-07 10:56:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_get_target_bio_nr [2019-10-07 10:56:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure wb_congested [2019-10-07 10:56:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_congested [2019-10-07 10:56:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_record [2019-10-07 10:56:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_restore [2019-10-07 10:56:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure to_oblock [2019-10-07 10:56:44,828 INFO L138 BoogieDeclarations]: Found implementation of procedure from_oblock [2019-10-07 10:56:44,829 INFO L138 BoogieDeclarations]: Found implementation of procedure to_cblock [2019-10-07 10:56:44,830 INFO L138 BoogieDeclarations]: Found implementation of procedure from_cblock [2019-10-07 10:56:44,830 INFO L138 BoogieDeclarations]: Found implementation of procedure to_dblock [2019-10-07 10:56:44,830 INFO L138 BoogieDeclarations]: Found implementation of procedure from_dblock [2019-10-07 10:56:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_map [2019-10-07 10:56:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_set_dirty [2019-10-07 10:56:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_clear_dirty [2019-10-07 10:56:44,832 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_load_mapping [2019-10-07 10:56:44,832 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_writeback_work [2019-10-07 10:56:44,832 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_remove_mapping [2019-10-07 10:56:44,832 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_remove_cblock [2019-10-07 10:56:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_force_mapping [2019-10-07 10:56:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_residency [2019-10-07 10:56:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_tick [2019-10-07 10:56:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_emit_config_values [2019-10-07 10:56:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_set_config_value [2019-10-07 10:56:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bitset_size_in_bytes [2019-10-07 10:56:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bitset [2019-10-07 10:56:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bitset [2019-10-07 10:56:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure free_bitset [2019-10-07 10:56:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure iot_init [2019-10-07 10:56:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __iot_idle_for [2019-10-07 10:56:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure iot_idle_for [2019-10-07 10:56:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure iot_io_begin [2019-10-07 10:56:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __iot_io_end [2019-10-07 10:56:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure iot_io_end [2019-10-07 10:56:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_hook_bio [2019-10-07 10:56:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unhook_bio [2019-10-07 10:56:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2019-10-07 10:56:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_prison_cell [2019-10-07 10:56:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure free_prison_cell [2019-10-07 10:56:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_migration [2019-10-07 10:56:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure free_migration [2019-10-07 10:56:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_data_structs [2019-10-07 10:56:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_free_structs [2019-10-07 10:56:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_migration [2019-10-07 10:56:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_get_cell [2019-10-07 10:56:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure prealloc_put_cell [2019-10-07 10:56:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2019-10-07 10:56:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain_range [2019-10-07 10:56:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2019-10-07 10:56:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cell [2019-10-07 10:56:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure is_dirty [2019-10-07 10:56:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure set_dirty [2019-10-07 10:56:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_dirty [2019-10-07 10:56:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2019-10-07 10:56:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure block_div [2019-10-07 10:56:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure oblocks_per_dblock [2019-10-07 10:56:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure oblock_to_dblock [2019-10-07 10:56:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure dblock_to_oblock [2019-10-07 10:56:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard [2019-10-07 10:56:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_discard [2019-10-07 10:56:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure is_discarded [2019-10-07 10:56:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure is_discarded_oblock [2019-10-07 10:56:44,848 INFO L138 BoogieDeclarations]: Found implementation of procedure load_stats [2019-10-07 10:56:44,848 INFO L138 BoogieDeclarations]: Found implementation of procedure save_stats [2019-10-07 10:56:44,848 INFO L138 BoogieDeclarations]: Found implementation of procedure writethrough_mode [2019-10-07 10:56:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure writeback_mode [2019-10-07 10:56:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure passthrough_mode [2019-10-07 10:56:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data_size [2019-10-07 10:56:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure get_per_bio_data [2019-10-07 10:56:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure init_per_bio_data [2019-10-07 10:56:44,849 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin [2019-10-07 10:56:44,850 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_cache [2019-10-07 10:56:44,855 INFO L138 BoogieDeclarations]: Found implementation of procedure check_if_tick_bio_needed [2019-10-07 10:56:44,855 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_clear_discard [2019-10-07 10:56:44,856 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_cache_dirty [2019-10-07 10:56:44,856 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2019-10-07 10:56:44,856 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_triggers_commit [2019-10-07 10:56:44,856 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_ds [2019-10-07 10:56:44,856 INFO L138 BoogieDeclarations]: Found implementation of procedure accountable_bio [2019-10-07 10:56:44,857 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_begin [2019-10-07 10:56:44,857 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_complete [2019-10-07 10:56:44,857 INFO L138 BoogieDeclarations]: Found implementation of procedure accounted_request [2019-10-07 10:56:44,857 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2019-10-07 10:56:44,857 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_and_issue [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure defer_writethrough_bio [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure writethrough_endio [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_then_cache [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cache_mode [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_device_name [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_mode_switch [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_mode [2019-10-07 10:56:44,858 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_io_migrations [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_io_migrations [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __cell_release [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure discard_or_flush [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __cell_defer [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer [2019-10-07 10:56:44,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_migration [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_failure [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_success_pre_commit [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure migration_success_post_commit [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_copy [2019-10-07 10:56:44,860 INFO L138 BoogieDeclarations]: Found implementation of procedure overwrite_endio [2019-10-07 10:56:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_overwrite [2019-10-07 10:56:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_writes_complete_block [2019-10-07 10:56:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_copy [2019-10-07 10:56:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_discard_block_range [2019-10-07 10:56:44,861 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2019-10-07 10:56:44,862 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_copy_or_discard [2019-10-07 10:56:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_migration [2019-10-07 10:56:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure process_migrations [2019-10-07 10:56:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __queue_quiesced_migration [2019-10-07 10:56:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_quiesced_migration [2019-10-07 10:56:44,863 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_quiesced_migrations [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure check_for_quiesced_migrations [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure quiesce_migration [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure promote [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure writeback [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure demote_then_promote [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure discard [2019-10-07 10:56:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure defer_bio [2019-10-07 10:56:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure process_flush_bio [2019-10-07 10:56:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2019-10-07 10:56:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure spare_migration_bandwidth [2019-10-07 10:56:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_hit_counter [2019-10-07 10:56:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_miss_counter [2019-10-07 10:56:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_fn [2019-10-07 10:56:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_origin_clear_discard [2019-10-07 10:56:44,866 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_cell_to_cache_dirty [2019-10-07 10:56:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure null_locker [2019-10-07 10:56:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_locker [2019-10-07 10:56:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2019-10-07 10:56:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2019-10-07 10:56:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure need_commit_due_to_time [2019-10-07 10:56:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2019-10-07 10:56:44,867 INFO L138 BoogieDeclarations]: Found implementation of procedure commit_if_needed [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_cells [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_flush_bios [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_writethrough_bios [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure writeback_some_dirty_blocks [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_request [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidation_requests [2019-10-07 10:56:44,868 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quiescing [2019-10-07 10:56:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ack_quiescing [2019-10-07 10:56:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_quiescing_ack [2019-10-07 10:56:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure start_quiescing [2019-10-07 10:56:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_quiescing [2019-10-07 10:56:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_migrations [2019-10-07 10:56:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_worker [2019-10-07 10:56:44,869 INFO L138 BoogieDeclarations]: Found implementation of procedure requeue_deferred_cells [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure requeue_deferred_bios [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure more_work [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure is_congested [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_is_congested [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy [2019-10-07 10:56:44,870 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_dtr [2019-10-07 10:56:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2019-10-07 10:56:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_cache_args [2019-10-07 10:56:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure at_least_one_arg [2019-10-07 10:56:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_metadata_dev [2019-10-07 10:56:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_cache_dev [2019-10-07 10:56:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_origin_dev [2019-10-07 10:56:44,871 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_block_size [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure init_features [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_features [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_policy [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_cache_args [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure process_config_option [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config_value [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config_values [2019-10-07 10:56:44,872 INFO L138 BoogieDeclarations]: Found implementation of procedure create_cache_policy [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure too_many_discard_blocks [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_discard_block_size [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure set_cache_size [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_create [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_ctr_args [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_ctr [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_map [2019-10-07 10:56:44,873 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_end_io [2019-10-07 10:56:44,875 INFO L138 BoogieDeclarations]: Found implementation of procedure write_dirty_bitset [2019-10-07 10:56:44,879 INFO L138 BoogieDeclarations]: Found implementation of procedure write_discard_bitset [2019-10-07 10:56:44,879 INFO L138 BoogieDeclarations]: Found implementation of procedure write_hints [2019-10-07 10:56:44,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_metadata [2019-10-07 10:56:44,879 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_postsuspend [2019-10-07 10:56:44,879 INFO L138 BoogieDeclarations]: Found implementation of procedure load_mapping [2019-10-07 10:56:44,880 INFO L138 BoogieDeclarations]: Found implementation of procedure discard_load_info_init [2019-10-07 10:56:44,880 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_range [2019-10-07 10:56:44,880 INFO L138 BoogieDeclarations]: Found implementation of procedure load_discard [2019-10-07 10:56:44,880 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cache_dev_size [2019-10-07 10:56:44,880 INFO L138 BoogieDeclarations]: Found implementation of procedure can_resize [2019-10-07 10:56:44,880 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_cache_dev [2019-10-07 10:56:44,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_preresume [2019-10-07 10:56:44,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_resume [2019-10-07 10:56:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_status [2019-10-07 10:56:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_cblock_range [2019-10-07 10:56:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_cblock_range [2019-10-07 10:56:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure request_invalidation [2019-10-07 10:56:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure process_invalidate_cblocks_message [2019-10-07 10:56:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_message [2019-10-07 10:56:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_iterate_devices [2019-10-07 10:56:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_bvec_merge [2019-10-07 10:56:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_limits [2019-10-07 10:56:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure cache_io_hints [2019-10-07 10:56:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_init [2019-10-07 10:56:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_exit [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-10-07 10:56:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_4 [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 10:56:44,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_delayed_work_10 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_11 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_12 [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 10:56:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure get_disk_ro [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_walk_mappings [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_prepare_for_write [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure check_metadata_version [2019-10-07 10:56:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_read_lock [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock_zero [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __superblock_all_zeroes [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_mapping_info [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __save_sm_root [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_sm_root [2019-10-07 10:56:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_incompat_features [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure update_flags [2019-10-07 10:56:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure set_clean_shutdown [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_clean_shutdown [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure read_superblock_fields [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction_flags [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure pack_value [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_value [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_open [2019-10-07 10:56:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup_or_open [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure same_params [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_open [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_close [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure block_unmapped_or_clean [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure blocks_are_unmapped_or_clean [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_resize [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_discard_bitset_resize [2019-10-07 10:56:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_discard [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_discard [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __is_discarded [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __discard [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_set_discard [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __load_discards [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_load_discards [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_size [2019-10-07 10:56:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_remove_mapping [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_insert_mapping [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure policy_unchanged [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure hints_array_initialized [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure hints_array_available [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __load_mapping [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __load_mappings [2019-10-07 10:56:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_load_mappings [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __dump_mapping [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __dump_mappings [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_dump [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_changed_this_transaction [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __dirty [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_set_dirty [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_get_stats [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_set_stats [2019-10-07 10:56:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_commit [2019-10-07 10:56:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_get_free_metadata_block_count [2019-10-07 10:56:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_get_metadata_dev_size [2019-10-07 10:56:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure begin_hints [2019-10-07 10:56:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure save_hint [2019-10-07 10:56:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure write_hints___0 [2019-10-07 10:56:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_write_hints [2019-10-07 10:56:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_all_clean [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_set_read_only [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_set_read_write [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_set_needs_check [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_needs_check [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_metadata_abort [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_block_validator_3 [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-07 10:56:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_25 [2019-10-07 10:56:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_26 [2019-10-07 10:56:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_27 [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_28 [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_29 [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_policy [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_policy_once [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure get_policy_once [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure get_policy [2019-10-07 10:56:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure put_policy [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_register [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_unregister [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_create [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_destroy [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_name [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_version [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cache_policy_get_hint_size [2019-10-07 10:56:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_39 [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_40 [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_41 [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_42 [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_43 [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_44 [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_45 [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-07 10:56:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 10:56:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-07 10:56:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-10-07 10:56:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_opt [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_del [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_empty [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_get_value [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_info_init [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_resize [2019-10-07 10:56:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_set_value [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_array_walk [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_detain [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_alloc_cell [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_create [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bitset_clear_bit [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bitset_empty [2019-10-07 10:56:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bitset_flush [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bitset_resize [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bitset_set_bit [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bitset_test_bit [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_create [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2019-10-07 10:56:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_block_size [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_flush [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_is_read_only [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_set_read_only [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_set_read_write [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_write_lock [2019-10-07 10:56:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_write_lock_zero [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_error [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_promote_or_release [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_visit_release [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consume_args [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2019-10-07 10:56:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_disk_bitset_init [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_cell [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2019-10-07 10:56:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_read_arg_group [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_shift_arg [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_add_target_callbacks [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2019-10-07 10:56:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_with_sm [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_open_with_sm [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 10:56:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 10:56:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_4 [2019-10-07 10:56:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_3 [2019-10-07 10:56:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-10-07 10:56:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-07 10:56:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 10:56:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 10:56:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2019-10-07 10:56:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 10:56:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 10:56:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 10:56:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 10:56:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 10:56:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 10:56:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure __ffs [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-07 10:56:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 10:56:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2019-10-07 10:56:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 10:56:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_return [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 10:56:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 10:56:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-10-07 10:56:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_12 [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-10-07 10:56:44,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_11 [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_delayed_work_10 [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2019-10-07 10:56:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 10:56:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-07 10:56:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_block_validator_3 [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-10-07 10:56:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-10-07 10:56:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_4 [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-10-07 10:56:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2019-10-07 10:56:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_opt [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_get_target_bio_nr [2019-10-07 10:56:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_read_arg_group [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_shift_arg [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consume_args [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_add_target_callbacks [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2019-10-07 10:56:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure wb_congested [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_congested [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_create [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_alloc_cell [2019-10-07 10:56:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_cell [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_detain [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release_no_holder [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_error [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_visit_release [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_promote_or_release [2019-10-07 10:56:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_record [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_restore [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure to_oblock [2019-10-07 10:56:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure from_oblock [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure to_cblock [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure from_cblock [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure to_dblock [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure from_dblock [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure policy_map [2019-10-07 10:56:44,944 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~X~~bool~0~X~~bool~0~X~~bool~0~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-10-07 10:56:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure policy_set_dirty [2019-10-07 10:56:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~TO~VOID [2019-10-07 10:56:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure policy_clear_dirty [2019-10-07 10:56:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure policy_load_mapping [2019-10-07 10:56:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~X~~dm_cblock_t~0~X~~uint32_t~0~X~~bool~0~TO~int [2019-10-07 10:56:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure policy_writeback_work [2019-10-07 10:56:44,945 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~bool~0~TO~int [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure policy_remove_mapping [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure policy_remove_cblock [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_cblock_t~0~TO~int [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure policy_force_mapping [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure policy_residency [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~dm_cblock_t~0 [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure policy_tick [2019-10-07 10:56:44,946 INFO L130 BoogieDeclarations]: Found specification of procedure policy_emit_config_values [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure policy_set_config_value [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure bitset_size_in_bytes [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bitset [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bitset [2019-10-07 10:56:44,947 INFO L130 BoogieDeclarations]: Found specification of procedure free_bitset [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_create [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_destroy [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_name [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_hint_size [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_open [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_close [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_resize [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_discard_bitset_resize [2019-10-07 10:56:44,948 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_load_discards [2019-10-07 10:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_set_discard [2019-10-07 10:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_remove_mapping [2019-10-07 10:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_insert_mapping [2019-10-07 10:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_changed_this_transaction [2019-10-07 10:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_load_mappings [2019-10-07 10:56:44,949 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_set_dirty [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_get_stats [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_set_stats [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_commit [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_get_free_metadata_block_count [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_get_metadata_dev_size [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_write_hints [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_all_clean [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_needs_check [2019-10-07 10:56:44,950 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_set_needs_check [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_set_read_only [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_set_read_write [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_metadata_abort [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure iot_init [2019-10-07 10:56:44,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure __iot_idle_for [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure iot_idle_for [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure iot_io_begin [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure __iot_io_end [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure iot_io_end [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure dm_hook_bio [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unhook_bio [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure get_cache_mode [2019-10-07 10:56:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_prison_cell [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure free_prison_cell [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_migration [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure free_migration [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_data_structs [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_free_structs [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_migration [2019-10-07 10:56:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_get_cell [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure prealloc_put_cell [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain_range [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure get_cell [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure is_dirty [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure set_dirty [2019-10-07 10:56:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure clear_dirty [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure block_div [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure oblocks_per_dblock [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure oblock_to_dblock [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure dblock_to_oblock [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure clear_discard [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure is_discarded [2019-10-07 10:56:44,955 INFO L130 BoogieDeclarations]: Found specification of procedure is_discarded_oblock [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure load_stats [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure save_stats [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure writethrough_mode [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure writeback_mode [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure passthrough_mode [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data_size [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure get_per_bio_data [2019-10-07 10:56:44,956 INFO L130 BoogieDeclarations]: Found specification of procedure init_per_bio_data [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_cache [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure check_if_tick_bio_needed [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_clear_discard [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_cache_dirty [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure bio_triggers_commit [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure inc_ds [2019-10-07 10:56:44,957 INFO L130 BoogieDeclarations]: Found specification of procedure accountable_bio [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_begin [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_complete [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure accounted_request [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure inc_and_issue [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure defer_writethrough_bio [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure writethrough_endio [2019-10-07 10:56:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_then_cache [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure cache_device_name [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure notify_mode_switch [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_mode [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure inc_io_migrations [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure dec_io_migrations [2019-10-07 10:56:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure __cell_release [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure discard_or_flush [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure __cell_defer [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_migration [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure migration_failure [2019-10-07 10:56:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure migration_success_pre_commit [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure migration_success_post_commit [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure issue_copy [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure overwrite_endio [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure issue_overwrite [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure bio_writes_complete_block [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_copy [2019-10-07 10:56:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure calc_discard_block_range [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure issue_copy_or_discard [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure complete_migration [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure process_migrations [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure __queue_quiesced_migration [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure queue_quiesced_migration [2019-10-07 10:56:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure queue_quiesced_migrations [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure check_for_quiesced_migrations [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure quiesce_migration [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure promote [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure writeback [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure demote_then_promote [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure discard [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure defer_bio [2019-10-07 10:56:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure process_flush_bio [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure spare_migration_bandwidth [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure inc_hit_counter [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure inc_miss_counter [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure inc_fn [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_origin_clear_discard [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure remap_cell_to_cache_dirty [2019-10-07 10:56:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure null_locker [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure cell_locker [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure need_commit_due_to_time [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure commit_if_needed [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_cells [2019-10-07 10:56:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_flush_bios [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_writethrough_bios [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure writeback_some_dirty_blocks [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_request [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidation_requests [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure is_quiescing [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure ack_quiescing [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_quiescing_ack [2019-10-07 10:56:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure start_quiescing [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure stop_quiescing [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_migrations [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure stop_worker [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure requeue_deferred_cells [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure requeue_deferred_bios [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure more_work [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2019-10-07 10:56:44,967 INFO L130 BoogieDeclarations]: Found specification of procedure is_congested [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure cache_is_congested [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure destroy [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure cache_dtr [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_cache_args [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure at_least_one_arg [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure parse_metadata_dev [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure parse_cache_dev [2019-10-07 10:56:44,968 INFO L130 BoogieDeclarations]: Found specification of procedure parse_origin_dev [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure parse_block_size [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure init_features [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure parse_features [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure parse_policy [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure parse_cache_args [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure process_config_option [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure set_config_value [2019-10-07 10:56:44,969 INFO L130 BoogieDeclarations]: Found specification of procedure set_config_values [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure create_cache_policy [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure too_many_discard_blocks [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_discard_block_size [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure set_cache_size [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure cache_create [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure copy_ctr_args [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure cache_ctr [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure cache_map [2019-10-07 10:56:44,970 INFO L130 BoogieDeclarations]: Found specification of procedure cache_end_io [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure write_dirty_bitset [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure write_discard_bitset [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure write_hints [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure sync_metadata [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure cache_postsuspend [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure load_mapping [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure discard_load_info_init [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_range [2019-10-07 10:56:44,971 INFO L130 BoogieDeclarations]: Found specification of procedure load_discard [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure get_cache_dev_size [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure can_resize [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure resize_cache_dev [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure cache_preresume [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure cache_resume [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure cache_status [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure parse_cblock_range [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure validate_cblock_range [2019-10-07 10:56:44,972 INFO L130 BoogieDeclarations]: Found specification of procedure request_invalidation [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure process_invalidate_cblocks_message [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure cache_message [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure cache_iterate_devices [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure cache_bvec_merge [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_limits [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure cache_io_hints [2019-10-07 10:56:44,973 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_init [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_exit [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_4 [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 10:56:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-07 10:56:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_25 [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_27 [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_26 [2019-10-07 10:56:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_29 [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_28 [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure get_disk_ro [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_create [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_block_size [2019-10-07 10:56:44,977 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_write_lock [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_write_lock_zero [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_flush [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_is_read_only [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_set_read_only [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_set_read_write [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2019-10-07 10:56:44,978 INFO L130 BoogieDeclarations]: Found specification of procedure policy_walk_mappings [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_get_version [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_with_sm [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_open_with_sm [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_size [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_dump [2019-10-07 10:56:44,979 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_info_init [2019-10-07 10:56:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_empty [2019-10-07 10:56:44,980 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_resize [2019-10-07 10:56:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_del [2019-10-07 10:56:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_get_value [2019-10-07 10:56:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_set_value [2019-10-07 10:56:44,981 INFO L130 BoogieDeclarations]: Found specification of procedure dm_array_walk [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_disk_bitset_init [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bitset_empty [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bitset_resize [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bitset_set_bit [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bitset_clear_bit [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bitset_test_bit [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bitset_flush [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2019-10-07 10:56:44,982 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure sb_prepare_for_write [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure check_metadata_version [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2019-10-07 10:56:44,983 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_read_lock [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock_zero [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure __superblock_all_zeroes [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_mapping_info [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure __save_sm_root [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_sm_root [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2019-10-07 10:56:44,984 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure __check_incompat_features [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure update_flags [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~int [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_clean_shutdown [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure clear_clean_shutdown [2019-10-07 10:56:44,985 INFO L130 BoogieDeclarations]: Found specification of procedure read_superblock_fields [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction_flags [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure pack_value [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_value [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_open [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure lookup [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure lookup_or_open [2019-10-07 10:56:44,986 INFO L130 BoogieDeclarations]: Found specification of procedure same_params [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure block_unmapped_or_clean [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure blocks_are_unmapped_or_clean [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure __set_discard [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_discard [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure __is_discarded [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure __discard [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_dblock_t~0~TO~int [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure __load_discards [2019-10-07 10:56:44,987 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~sector_t~0~X~~dm_dblock_t~0~X~~bool~0~TO~int [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure __remove [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure __insert [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure policy_unchanged [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure hints_array_initialized [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure hints_array_available [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure __load_mapping [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_oblock_t~0~X~~dm_cblock_t~0~X~~bool~0~X~~uint32_t~0~X~~bool~0~TO~int [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure __load_mappings [2019-10-07 10:56:44,988 INFO L130 BoogieDeclarations]: Found specification of procedure __dump_mapping [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure __dump_mappings [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure __dirty [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure begin_hints [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure save_hint [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure write_hints___0 [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_3 [2019-10-07 10:56:44,989 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_39 [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_41 [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_40 [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_43 [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_42 [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2019-10-07 10:56:44,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_44 [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_45 [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_register [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cache_policy_unregister [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure __find_policy [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure __get_policy_once [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure get_policy_once [2019-10-07 10:56:44,991 INFO L130 BoogieDeclarations]: Found specification of procedure get_policy [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure put_policy [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~dm_cblock_t~0~X~~sector_t~0~X~~sector_t~0~TO~$Pointer$ [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 10:56:44,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 10:56:44,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 10:56:44,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 10:56:53,100 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 10:57:01,584 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint null_lockerFINAL: assume true; [2019-10-07 10:57:02,201 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-10-07 10:57:12,755 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 10:57:12,755 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 10:57:12,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 10:57:12 BoogieIcfgContainer [2019-10-07 10:57:12,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 10:57:12,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 10:57:12,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 10:57:12,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 10:57:12,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 10:56:38" (1/3) ... [2019-10-07 10:57:12,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3880ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 10:57:12, skipping insertion in model container [2019-10-07 10:57:12,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 10:56:44" (2/3) ... [2019-10-07 10:57:12,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d3880ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 10:57:12, skipping insertion in model container [2019-10-07 10:57:12,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 10:57:12" (3/3) ... [2019-10-07 10:57:12,767 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--dm-cache.ko-entry_point.cil.out.i [2019-10-07 10:57:12,777 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 10:57:12,790 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 10:57:12,802 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 10:57:12,957 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 10:57:12,957 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 10:57:12,957 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 10:57:12,957 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 10:57:12,957 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 10:57:12,958 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 10:57:12,958 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 10:57:12,958 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 10:57:13,047 INFO L276 IsEmpty]: Start isEmpty. Operand 4491 states. [2019-10-07 10:57:13,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-07 10:57:13,076 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:57:13,078 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:57:13,080 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:57:13,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:57:13,085 INFO L82 PathProgramCache]: Analyzing trace with hash 704207210, now seen corresponding path program 1 times [2019-10-07 10:57:13,094 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:57:13,095 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:13,095 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:13,095 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:13,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:57:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:14,285 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2019-10-07 10:57:14,286 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:14,287 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:57:14,287 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 10:57:14,293 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:57:14,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:57:14,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:57:14,314 INFO L87 Difference]: Start difference. First operand 4491 states. Second operand 3 states. [2019-10-07 10:57:17,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:57:17,487 INFO L93 Difference]: Finished difference Result 12635 states and 17058 transitions. [2019-10-07 10:57:17,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:57:17,489 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2019-10-07 10:57:17,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:57:17,568 INFO L225 Difference]: With dead ends: 12635 [2019-10-07 10:57:17,569 INFO L226 Difference]: Without dead ends: 8385 [2019-10-07 10:57:17,602 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:57:17,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8385 states. [2019-10-07 10:57:18,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8385 to 8382. [2019-10-07 10:57:18,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8382 states. [2019-10-07 10:57:18,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8382 states to 8382 states and 11163 transitions. [2019-10-07 10:57:18,312 INFO L78 Accepts]: Start accepts. Automaton has 8382 states and 11163 transitions. Word has length 181 [2019-10-07 10:57:18,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:57:18,317 INFO L462 AbstractCegarLoop]: Abstraction has 8382 states and 11163 transitions. [2019-10-07 10:57:18,317 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:57:18,317 INFO L276 IsEmpty]: Start isEmpty. Operand 8382 states and 11163 transitions. [2019-10-07 10:57:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-07 10:57:18,332 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:57:18,333 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:57:18,333 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:57:18,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:57:18,334 INFO L82 PathProgramCache]: Analyzing trace with hash 747895026, now seen corresponding path program 1 times [2019-10-07 10:57:18,334 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:57:18,334 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:18,334 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:18,335 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:18,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:57:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2019-10-07 10:57:18,960 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:18,960 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 10:57:18,960 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 10:57:18,962 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:57:18,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:57:18,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:57:18,963 INFO L87 Difference]: Start difference. First operand 8382 states and 11163 transitions. Second operand 3 states. [2019-10-07 10:57:21,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:57:21,111 INFO L93 Difference]: Finished difference Result 25043 states and 33566 transitions. [2019-10-07 10:57:21,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:57:21,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2019-10-07 10:57:21,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:57:21,244 INFO L225 Difference]: With dead ends: 25043 [2019-10-07 10:57:21,244 INFO L226 Difference]: Without dead ends: 16699 [2019-10-07 10:57:21,283 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:57:21,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16699 states. [2019-10-07 10:57:22,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16699 to 16687. [2019-10-07 10:57:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16687 states. [2019-10-07 10:57:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16687 states to 16687 states and 22249 transitions. [2019-10-07 10:57:22,121 INFO L78 Accepts]: Start accepts. Automaton has 16687 states and 22249 transitions. Word has length 183 [2019-10-07 10:57:22,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:57:22,122 INFO L462 AbstractCegarLoop]: Abstraction has 16687 states and 22249 transitions. [2019-10-07 10:57:22,122 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:57:22,122 INFO L276 IsEmpty]: Start isEmpty. Operand 16687 states and 22249 transitions. [2019-10-07 10:57:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-10-07 10:57:22,139 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:57:22,139 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:57:22,140 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:57:22,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:57:22,140 INFO L82 PathProgramCache]: Analyzing trace with hash -484510156, now seen corresponding path program 1 times [2019-10-07 10:57:22,141 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:57:22,141 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:22,141 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:22,141 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:22,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:57:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:22,697 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-10-07 10:57:22,697 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:22,697 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:57:22,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:25,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 5635 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-07 10:57:25,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:57:25,492 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2019-10-07 10:57:25,492 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:57:25,809 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-10-07 10:57:25,809 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 10:57:25,810 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2019-10-07 10:57:25,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:57:25,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:57:25,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:57:25,813 INFO L87 Difference]: Start difference. First operand 16687 states and 22249 transitions. Second operand 3 states. [2019-10-07 10:57:27,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:57:27,745 INFO L93 Difference]: Finished difference Result 44967 states and 59649 transitions. [2019-10-07 10:57:27,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:57:27,746 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 257 [2019-10-07 10:57:27,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:57:27,931 INFO L225 Difference]: With dead ends: 44967 [2019-10-07 10:57:27,932 INFO L226 Difference]: Without dead ends: 28330 [2019-10-07 10:57:28,029 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 10:57:28,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28330 states. [2019-10-07 10:57:29,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28330 to 28311. [2019-10-07 10:57:29,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28311 states. [2019-10-07 10:57:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28311 states to 28311 states and 37445 transitions. [2019-10-07 10:57:29,334 INFO L78 Accepts]: Start accepts. Automaton has 28311 states and 37445 transitions. Word has length 257 [2019-10-07 10:57:29,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:57:29,335 INFO L462 AbstractCegarLoop]: Abstraction has 28311 states and 37445 transitions. [2019-10-07 10:57:29,335 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:57:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 28311 states and 37445 transitions. [2019-10-07 10:57:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-10-07 10:57:29,347 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:57:29,348 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:57:29,562 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:29,563 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:57:29,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:57:29,564 INFO L82 PathProgramCache]: Analyzing trace with hash -489042867, now seen corresponding path program 1 times [2019-10-07 10:57:29,564 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:57:29,564 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:29,564 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:29,564 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:29,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:57:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:30,865 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-10-07 10:57:30,865 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:30,865 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:57:30,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:33,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 6394 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 10:57:33,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:57:34,088 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-10-07 10:57:34,090 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:57:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2019-10-07 10:57:34,497 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 10:57:34,497 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 8 [2019-10-07 10:57:34,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:57:34,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:57:34,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-07 10:57:34,498 INFO L87 Difference]: Start difference. First operand 28311 states and 37445 transitions. Second operand 5 states. [2019-10-07 10:57:37,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:57:37,382 INFO L93 Difference]: Finished difference Result 56788 states and 75803 transitions. [2019-10-07 10:57:37,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 10:57:37,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 287 [2019-10-07 10:57:37,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:57:37,587 INFO L225 Difference]: With dead ends: 56788 [2019-10-07 10:57:37,587 INFO L226 Difference]: Without dead ends: 28527 [2019-10-07 10:57:37,710 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 580 GetRequests, 569 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-07 10:57:37,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28527 states. [2019-10-07 10:57:38,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28527 to 28527. [2019-10-07 10:57:38,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28527 states. [2019-10-07 10:57:39,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28527 states to 28527 states and 37709 transitions. [2019-10-07 10:57:39,060 INFO L78 Accepts]: Start accepts. Automaton has 28527 states and 37709 transitions. Word has length 287 [2019-10-07 10:57:39,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:57:39,066 INFO L462 AbstractCegarLoop]: Abstraction has 28527 states and 37709 transitions. [2019-10-07 10:57:39,066 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:57:39,066 INFO L276 IsEmpty]: Start isEmpty. Operand 28527 states and 37709 transitions. [2019-10-07 10:57:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2019-10-07 10:57:39,099 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:57:39,100 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:57:39,315 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:39,317 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:57:39,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:57:39,317 INFO L82 PathProgramCache]: Analyzing trace with hash -9228505, now seen corresponding path program 1 times [2019-10-07 10:57:39,317 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:57:39,318 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:39,318 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:39,318 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:39,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:57:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2019-10-07 10:57:40,620 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:40,620 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:57:40,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:43,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 6639 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-07 10:57:43,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:57:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2019-10-07 10:57:43,560 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:57:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2019-10-07 10:57:45,242 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 10:57:45,243 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 8 [2019-10-07 10:57:45,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:57:45,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:57:45,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-07 10:57:45,247 INFO L87 Difference]: Start difference. First operand 28527 states and 37709 transitions. Second operand 5 states. [2019-10-07 10:57:46,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:57:46,317 INFO L93 Difference]: Finished difference Result 57252 states and 76435 transitions. [2019-10-07 10:57:46,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 10:57:46,318 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 319 [2019-10-07 10:57:46,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:57:46,474 INFO L225 Difference]: With dead ends: 57252 [2019-10-07 10:57:46,474 INFO L226 Difference]: Without dead ends: 28775 [2019-10-07 10:57:46,566 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 634 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-07 10:57:46,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28775 states. [2019-10-07 10:57:47,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28775 to 28767. [2019-10-07 10:57:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28767 states. [2019-10-07 10:57:47,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28767 states to 28767 states and 38045 transitions. [2019-10-07 10:57:47,698 INFO L78 Accepts]: Start accepts. Automaton has 28767 states and 38045 transitions. Word has length 319 [2019-10-07 10:57:47,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:57:47,699 INFO L462 AbstractCegarLoop]: Abstraction has 28767 states and 38045 transitions. [2019-10-07 10:57:47,699 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:57:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 28767 states and 38045 transitions. [2019-10-07 10:57:47,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-10-07 10:57:47,729 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:57:47,729 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:57:47,943 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:47,944 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:57:47,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:57:47,945 INFO L82 PathProgramCache]: Analyzing trace with hash 2031463085, now seen corresponding path program 1 times [2019-10-07 10:57:47,945 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:57:47,945 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:47,945 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:47,946 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:47,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:57:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2019-10-07 10:57:48,747 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:48,747 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:57:48,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:51,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 6025 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-07 10:57:51,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:57:51,599 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2019-10-07 10:57:51,600 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:57:51,913 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2019-10-07 10:57:51,913 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 10:57:51,913 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 3] total 7 [2019-10-07 10:57:51,914 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 10:57:51,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 10:57:51,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:57:51,916 INFO L87 Difference]: Start difference. First operand 28767 states and 38045 transitions. Second operand 3 states. [2019-10-07 10:57:54,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:57:54,065 INFO L93 Difference]: Finished difference Result 70787 states and 93613 transitions. [2019-10-07 10:57:54,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 10:57:54,066 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 305 [2019-10-07 10:57:54,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:57:54,282 INFO L225 Difference]: With dead ends: 70787 [2019-10-07 10:57:54,282 INFO L226 Difference]: Without dead ends: 42070 [2019-10-07 10:57:54,362 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 614 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:57:54,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42070 states. [2019-10-07 10:57:55,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42070 to 42040. [2019-10-07 10:57:55,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42040 states. [2019-10-07 10:57:55,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42040 states to 42040 states and 55462 transitions. [2019-10-07 10:57:55,922 INFO L78 Accepts]: Start accepts. Automaton has 42040 states and 55462 transitions. Word has length 305 [2019-10-07 10:57:55,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:57:55,925 INFO L462 AbstractCegarLoop]: Abstraction has 42040 states and 55462 transitions. [2019-10-07 10:57:55,925 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 10:57:55,925 INFO L276 IsEmpty]: Start isEmpty. Operand 42040 states and 55462 transitions. [2019-10-07 10:57:55,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-10-07 10:57:55,969 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:57:55,970 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:57:56,183 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:56,184 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:57:56,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:57:56,185 INFO L82 PathProgramCache]: Analyzing trace with hash 2076201581, now seen corresponding path program 1 times [2019-10-07 10:57:56,185 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:57:56,185 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:56,185 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:56,185 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:57:56,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:57:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2019-10-07 10:57:56,706 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:57:56,706 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:57:56,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:57:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:57:59,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 6244 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-07 10:57:59,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:57:59,691 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2019-10-07 10:57:59,692 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:58:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2019-10-07 10:58:00,048 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-07 10:58:00,048 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 5 [2019-10-07 10:58:00,049 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 10:58:00,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 10:58:00,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 10:58:00,050 INFO L87 Difference]: Start difference. First operand 42040 states and 55462 transitions. Second operand 5 states. [2019-10-07 10:58:04,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 10:58:04,133 INFO L93 Difference]: Finished difference Result 87160 states and 114909 transitions. [2019-10-07 10:58:04,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 10:58:04,134 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 332 [2019-10-07 10:58:04,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 10:58:04,331 INFO L225 Difference]: With dead ends: 87160 [2019-10-07 10:58:04,331 INFO L226 Difference]: Without dead ends: 45125 [2019-10-07 10:58:04,439 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 670 GetRequests, 665 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-07 10:58:04,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45125 states. [2019-10-07 10:58:05,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45125 to 42144. [2019-10-07 10:58:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42144 states. [2019-10-07 10:58:06,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42144 states to 42144 states and 55566 transitions. [2019-10-07 10:58:06,026 INFO L78 Accepts]: Start accepts. Automaton has 42144 states and 55566 transitions. Word has length 332 [2019-10-07 10:58:06,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 10:58:06,026 INFO L462 AbstractCegarLoop]: Abstraction has 42144 states and 55566 transitions. [2019-10-07 10:58:06,027 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 10:58:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 42144 states and 55566 transitions. [2019-10-07 10:58:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2019-10-07 10:58:06,060 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 10:58:06,061 INFO L385 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 8, 8, 8, 8, 8, 8, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 10:58:06,274 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:58:06,275 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 10:58:06,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 10:58:06,275 INFO L82 PathProgramCache]: Analyzing trace with hash 903430176, now seen corresponding path program 1 times [2019-10-07 10:58:06,275 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 10:58:06,275 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:58:06,276 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:58:06,276 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 10:58:06,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 10:58:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:58:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2019-10-07 10:58:07,317 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 10:58:07,318 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 10:58:07,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:58:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 10:58:10,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 6299 conjuncts, 32 conjunts are in the unsatisfiable core [2019-10-07 10:58:10,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 10:58:10,326 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2019-10-07 10:58:10,327 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-07 10:58:10,330 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-07 10:58:10,331 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-07 10:58:10,331 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:15, output treesize:3 [2019-10-07 10:58:10,395 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2019-10-07 10:58:10,395 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 10:58:10,584 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2019-10-07 10:58:10,584 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-07 10:58:10,587 INFO L567 ElimStorePlain]: treesize reduction 3, result has 25.0 percent of original size [2019-10-07 10:58:10,587 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-07 10:58:10,587 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:17, output treesize:1 [2019-10-07 10:58:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2019-10-07 10:58:10,903 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 10:58:10,970 INFO L162 IcfgInterpreter]: Started Sifa with 195 locations of interest [2019-10-07 10:58:10,970 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 10:58:11,192 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 10:58:11,194 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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) Caused by: java.lang.IllegalArgumentException: Recursive programs are not supported. at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.topsortRelevant(CallGraph.java:132) at de.uni_freiburg.informatik.ultimate.lib.sifa.CallGraph.(CallGraph.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.(IcfgInterpreter.java:93) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaBuilder.construct(SifaBuilder.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:287) ... 21 more [2019-10-07 10:58:11,201 INFO L168 Benchmark]: Toolchain (without parser) took 92959.93 ms. Allocated memory was 145.8 MB in the beginning and 2.5 GB in the end (delta: 2.4 GB). Free memory was 86.7 MB in the beginning and 918.0 MB in the end (delta: -831.3 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2019-10-07 10:58:11,204 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-07 10:58:11,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5975.68 ms. Allocated memory was 145.8 MB in the beginning and 443.0 MB in the end (delta: 297.3 MB). Free memory was 86.5 MB in the beginning and 366.6 MB in the end (delta: -280.1 MB). Peak memory consumption was 245.8 MB. Max. memory is 7.1 GB. [2019-10-07 10:58:11,206 INFO L168 Benchmark]: Boogie Preprocessor took 510.33 ms. Allocated memory is still 443.0 MB. Free memory was 366.6 MB in the beginning and 290.2 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 7.1 GB. [2019-10-07 10:58:11,207 INFO L168 Benchmark]: RCFGBuilder took 28030.19 ms. Allocated memory was 443.0 MB in the beginning and 885.5 MB in the end (delta: 442.5 MB). Free memory was 290.2 MB in the beginning and 130.3 MB in the end (delta: 159.8 MB). Peak memory consumption was 617.8 MB. Max. memory is 7.1 GB. [2019-10-07 10:58:11,210 INFO L168 Benchmark]: TraceAbstraction took 58439.52 ms. Allocated memory was 885.5 MB in the beginning and 2.5 GB in the end (delta: 1.7 GB). Free memory was 130.3 MB in the beginning and 918.0 MB in the end (delta: -787.6 MB). Peak memory consumption was 863.9 MB. Max. memory is 7.1 GB. [2019-10-07 10:58:11,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5975.68 ms. Allocated memory was 145.8 MB in the beginning and 443.0 MB in the end (delta: 297.3 MB). Free memory was 86.5 MB in the beginning and 366.6 MB in the end (delta: -280.1 MB). Peak memory consumption was 245.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 510.33 ms. Allocated memory is still 443.0 MB. Free memory was 366.6 MB in the beginning and 290.2 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 28030.19 ms. Allocated memory was 443.0 MB in the beginning and 885.5 MB in the end (delta: 442.5 MB). Free memory was 290.2 MB in the beginning and 130.3 MB in the end (delta: 159.8 MB). Peak memory consumption was 617.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 58439.52 ms. Allocated memory was 885.5 MB in the beginning and 2.5 GB in the end (delta: 1.7 GB). Free memory was 130.3 MB in the beginning and 918.0 MB in the end (delta: -787.6 MB). Peak memory consumption was 863.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: Recursive programs are not supported. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: Recursive programs are not supported.: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...