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 -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 18:41:43,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 18:41:43,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 18:41:43,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 18:41:43,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 18:41:43,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 18:41:43,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 18:41:43,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 18:41:43,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 18:41:43,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 18:41:43,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 18:41:43,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 18:41:43,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 18:41:43,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 18:41:43,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 18:41:43,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 18:41:43,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 18:41:43,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 18:41:43,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 18:41:43,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 18:41:43,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 18:41:43,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 18:41:43,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 18:41:43,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 18:41:43,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 18:41:43,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 18:41:43,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 18:41:43,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 18:41:43,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 18:41:43,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 18:41:43,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 18:41:43,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 18:41:43,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 18:41:43,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 18:41:43,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 18:41:43,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 18:41:43,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 18:41:43,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 18:41:43,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 18:41:43,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 18:41:43,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 18:41:43,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 18:41:43,497 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 18:41:43,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 18:41:43,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 18:41:43,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 18:41:43,499 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 18:41:43,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 18:41:43,500 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 18:41:43,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 18:41:43,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 18:41:43,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 18:41:43,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 18:41:43,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 18:41:43,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 18:41:43,501 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 18:41:43,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 18:41:43,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 18:41:43,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 18:41:43,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 18:41:43,502 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 18:41:43,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 18:41:43,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 18:41:43,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 18:41:43,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 18:41:43,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 18:41:43,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 18:41:43,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 18:41:43,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 18:41:43,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 18:41:43,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 18:41:43,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 18:41:43,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 18:41:43,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 18:41:43,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 18:41:43,565 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 18:41:43,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2019-09-08 18:41:43,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1022ee81/11fae9f002d9445d8de7456b2c4c68f8/FLAGf44309f57 [2019-09-08 18:41:44,583 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 18:41:44,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2019-09-08 18:41:44,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1022ee81/11fae9f002d9445d8de7456b2c4c68f8/FLAGf44309f57 [2019-09-08 18:41:44,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1022ee81/11fae9f002d9445d8de7456b2c4c68f8 [2019-09-08 18:41:44,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 18:41:44,984 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 18:41:44,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 18:41:44,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 18:41:44,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 18:41:44,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:41:44" (1/1) ... [2019-09-08 18:41:44,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab83343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:44, skipping insertion in model container [2019-09-08 18:41:44,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:41:44" (1/1) ... [2019-09-08 18:41:45,001 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 18:41:45,194 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 18:41:50,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 18:41:50,597 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 18:41:51,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 18:41:52,633 INFO L192 MainTranslator]: Completed translation [2019-09-08 18:41:52,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52 WrapperNode [2019-09-08 18:41:52,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 18:41:52,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 18:41:52,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 18:41:52,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 18:41:52,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... [2019-09-08 18:41:52,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... [2019-09-08 18:41:52,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... [2019-09-08 18:41:52,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... [2019-09-08 18:41:53,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... [2019-09-08 18:41:53,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... [2019-09-08 18:41:53,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... [2019-09-08 18:41:53,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 18:41:53,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 18:41:53,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 18:41:53,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 18:41:53,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 18:41:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 18:41:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 18:41:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-08 18:41:53,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~process_mapping_fn~0 [2019-09-08 18:41:53,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 18:41:53,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-09-08 18:41:53,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-08 18:41:53,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-08 18:41:53,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2019-09-08 18:41:53,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-08 18:41:53,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~X~$Pointer$~TO~int [2019-09-08 18:41:53,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 18:41:53,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-08 18:41:53,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~X~$Pointer$~X~$Pointer$~TO~int [2019-09-08 18:41:53,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-09-08 18:41:53,358 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 18:41:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __ffs [2019-09-08 18:41:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-09-08 18:41:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-09-08 18:41:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2019-09-08 18:41:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-09-08 18:41:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-08 18:41:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-08 18:41:53,361 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-08 18:41:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-08 18:41:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2019-09-08 18:41:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2019-09-08 18:41:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2019-09-08 18:41:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-08 18:41:53,362 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-08 18:41:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-08 18:41:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-08 18:41:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2019-09-08 18:41:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 18:41:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 18:41:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-08 18:41:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-08 18:41:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 18:41:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 18:41:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 18:41:53,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 18:41:53,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 18:41:53,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-09-08 18:41:53,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-09-08 18:41:53,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 18:41:53,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 18:41:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-08 18:41:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-09-08 18:41:53,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-09-08 18:41:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2019-09-08 18:41:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-09-08 18:41:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-09-08 18:41:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-09-08 18:41:53,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-09-08 18:41:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2019-09-08 18:41:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2019-09-08 18:41:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-08 18:41:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-09-08 18:41:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2019-09-08 18:41:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2019-09-08 18:41:53,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-08 18:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 18:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-08 18:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-09-08 18:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2019-09-08 18:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc [2019-09-08 18:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2019-09-08 18:41:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-09-08 18:41:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-09-08 18:41:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2019-09-08 18:41:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2019-09-08 18:41:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-09-08 18:41:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_discard_alignment [2019-09-08 18:41:53,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2019-09-08 18:41:53,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2019-09-08 18:41:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure wb_congested [2019-09-08 18:41:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_congested [2019-09-08 18:41:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2019-09-08 18:41:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2019-09-08 18:41:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2019-09-08 18:41:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_init [2019-09-08 18:41:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_start [2019-09-08 18:41:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2019-09-08 18:41:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_complete [2019-09-08 18:41:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2019-09-08 18:41:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2019-09-08 18:41:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __blkdev_issue_discard_async [2019-09-08 18:41:53,374 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2019-09-08 18:41:53,374 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2019-09-08 18:41:53,374 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2019-09-08 18:41:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2019-09-08 18:41:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2019-09-08 18:41:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_release [2019-09-08 18:41:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2019-09-08 18:41:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_release_no_holder [2019-09-08 18:41:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2019-09-08 18:41:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2019-09-08 18:41:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_success [2019-09-08 18:41:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2019-09-08 18:41:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_table_init [2019-09-08 18:41:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_insert [2019-09-08 18:41:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_remove [2019-09-08 18:41:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2019-09-08 18:41:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup_metadata_dev [2019-09-08 18:41:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2019-09-08 18:41:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2019-09-08 18:41:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2019-09-08 18:41:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure requeue_deferred_cells [2019-09-08 18:41:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure requeue_io [2019-09-08 18:41:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2019-09-08 18:41:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2019-09-08 18:41:53,378 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block_range [2019-09-08 18:41:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2019-09-08 18:41:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin [2019-09-08 18:41:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_triggers_commit [2019-09-08 18:41:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2019-09-08 18:41:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2019-09-08 18:41:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2019-09-08 18:41:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2019-09-08 18:41:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2019-09-08 18:41:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2019-09-08 18:41:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2019-09-08 18:41:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure overwrite_endio [2019-09-08 18:41:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2019-09-08 18:41:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __inc_remap_and_issue_cell [2019-09-08 18:41:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2019-09-08 18:41:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping_fail [2019-09-08 18:41:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2019-09-08 18:41:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2019-09-08 18:41:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_fail [2019-09-08 18:41:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_success [2019-09-08 18:41:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2019-09-08 18:41:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure passdown_double_checking_shared_status [2019-09-08 18:41:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2019-09-08 18:41:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2019-09-08 18:41:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overlaps_block [2019-09-08 18:41:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2019-09-08 18:41:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure save_and_set_endio [2019-09-08 18:41:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2019-09-08 18:41:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2019-09-08 18:41:53,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2019-09-08 18:41:53,389 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2019-09-08 18:41:53,389 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2019-09-08 18:41:53,390 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_internal_copy [2019-09-08 18:41:53,395 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2019-09-08 18:41:53,395 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2019-09-08 18:41:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure check_for_space [2019-09-08 18:41:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2019-09-08 18:41:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure check_low_water_mark [2019-09-08 18:41:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2019-09-08 18:41:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2019-09-08 18:41:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2019-09-08 18:41:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2019-09-08 18:41:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2019-09-08 18:41:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2019-09-08 18:41:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __bio_inc_remaining [2019-09-08 18:41:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2019-09-08 18:41:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2019-09-08 18:41:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __remap_and_issue_shared_cell [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2019-09-08 18:41:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio_read_only [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell_read_only [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio_success [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio_fail [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell_success [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell_fail [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure need_commit_due_to_time [2019-09-08 18:41:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __thin_bio_rb_add [2019-09-08 18:41:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __extract_sorted_bios [2019-09-08 18:41:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __sort_thin_deferred_bios [2019-09-08 18:41:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2019-09-08 18:41:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_cells [2019-09-08 18:41:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure sort_cells [2019-09-08 18:41:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2019-09-08 18:41:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure to_pool_work [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2019-09-08 18:41:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_wait [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure do_noflush_start [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure do_noflush_stop [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure passdown_enabled [2019-09-08 18:41:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio_with_throttle [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_hook_bio [2019-09-08 18:41:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_bio_map [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_is_congested [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure requeue_bios [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure data_dev_supports_discard [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_passdown_if_not_supported [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_control_target [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_control_target [2019-09-08 18:41:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_create [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_find [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_pool_features [2019-09-08 18:41:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_low_callback [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_metadata_threshold [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_ctr [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2019-09-08 18:41:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_suspend_active_thins [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2019-09-08 18:41:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure process_create_thin_mesg [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure process_create_snap_mesg [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure process_delete_mesg [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure process_set_transaction_id_mesg [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure process_reserve_metadata_snap_mesg [2019-09-08 18:41:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure process_release_metadata_snap_mesg [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure emit_flags [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2019-09-08 18:41:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_ctr [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2019-09-08 18:41:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2019-09-08 18:41:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2019-09-08 18:41:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2019-09-08 18:41:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2019-09-08 18:41:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_init [2019-09-08 18:41:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_exit [2019-09-08 18:41:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2019-09-08 18:41:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_3 [2019-09-08 18:41:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-09-08 18:41:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2019-09-08 18:41:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-09-08 18:41:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-09-08 18:41:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_3 [2019-09-08 18:41:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-09-08 18:41:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-09-08 18:41:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-09-08 18:41:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-09-08 18:41:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-09-08 18:41:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-09-08 18:41:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2019-09-08 18:41:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_5 [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_6 [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-08 18:41:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-09-08 18:41:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_13 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_17 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_18 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2019-09-08 18:41:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_22 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_delayed_work_24 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_delayed_work_25 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_26 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_27 [2019-09-08 18:41:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_28 [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_29 [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_30 [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_31 [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_32 [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure get_disk_ro [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_extend [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2019-09-08 18:41:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_count [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_new_block [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_register_threshold_callback [2019-09-08 18:41:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_prepare_for_write [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pack_block_time [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure data_block_inc [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure data_block_dec [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure data_block_equal [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure subtree_inc [2019-09-08 18:41:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure subtree_dec [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure subtree_equal [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock_zero [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __superblock_all_zeroes [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2019-09-08 18:41:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __check_incompat_features [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_changed_details [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2019-09-08 18:41:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_open [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_thin [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_create_thin [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_snapshot_details [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_snap [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_create_snap [2019-09-08 18:41:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __delete_device [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_delete_thin_device [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_set_metadata_transaction_id [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_transaction_id [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __reserve_metadata_snap [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_reserve_metadata_snap [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_metadata_snap [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_release_metadata_snap [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_metadata_snap [2019-09-08 18:41:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_snap [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_open_thin_device [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_dev_id [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __snapshotted_since [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_mapped_range [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __insert [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_insert_block [2019-09-08 18:41:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_range [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_block [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_changed_this_transaction [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_changed_this_transaction [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_aborted_changes [2019-09-08 18:41:53,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_alloc_data_block [2019-09-08 18:41:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2019-09-08 18:41:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_abort_with_changes_flags [2019-09-08 18:41:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2019-09-08 18:41:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2019-09-08 18:41:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_metadata_block_count [2019-09-08 18:41:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2019-09-08 18:41:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2019-09-08 18:41:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_get_mapped_count [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __highest_block [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_get_highest_mapped_block [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_resize_data_dev [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_resize_metadata_dev [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_write [2019-09-08 18:41:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_register_metadata_threshold [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_set_needs_check [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dm_block_validator_4 [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_65 [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_66 [2019-09-08 18:41:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_67 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_68 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_69 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_70 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_71 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_72 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_73 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_74 [2019-09-08 18:41:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_75 [2019-09-08 18:41:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_76 [2019-09-08 18:41:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 18:41:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 18:41:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 18:41:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 18:41:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 18:41:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 18:41:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 18:41:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-08 18:41:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-08 18:41:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-08 18:41:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add_rcu [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 18:41:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc_bioset [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_chain [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_opt [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2019-09-08 18:41:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_detain [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_alloc_cell [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_create [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2019-09-08 18:41:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_create [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_block_size [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_is_read_only [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_set_read_only [2019-09-08 18:41:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_set_read_write [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_write_lock [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_write_lock_zero [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_find_highest_key [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2019-09-08 18:41:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert_notify [2019-09-08 18:41:53,454 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2019-09-08 18:41:53,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2019-09-08 18:41:53,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove_leaves [2019-09-08 18:41:53,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_error [2019-09-08 18:41:53,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_release [2019-09-08 18:41:53,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_release_no_holder [2019-09-08 18:41:53,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_cell_visit_release [2019-09-08 18:41:53,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_consume_args [2019-09-08 18:41:53,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2019-09-08 18:41:53,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_md [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_resume [2019-09-08 18:41:53,459 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_internal_suspend_noflush [2019-09-08 18:41:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_create [2019-09-08 18:41:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2019-09-08 18:41:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_copy [2019-09-08 18:41:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_zero [2019-09-08 18:41:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_noflush_suspending [2019-09-08 18:41:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2019-09-08 18:41:53,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_read_arg_group [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_shift_arg [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_disk_create [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_disk_open [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_suspended [2019-09-08 18:41:53,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_add_target_callbacks [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_with_sm [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2019-09-08 18:41:53,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_issue_prefetches [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_open_with_sm [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_read_lock [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_shadow_block [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2019-09-08 18:41:53,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-09-08 18:41:53,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 18:41:53,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-09-08 18:41:53,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-09-08 18:41:53,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_5 [2019-09-08 18:41:53,465 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-08 18:41:53,465 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-09-08 18:41:53,465 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-08 18:41:53,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2019-09-08 18:41:53,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_next [2019-09-08 18:41:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-09-08 18:41:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-09-08 18:41:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sort [2019-09-08 18:41:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2019-09-08 18:41:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_bio [2019-09-08 18:41:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2019-09-08 18:41:53,468 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2019-09-08 18:41:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2019-09-08 18:41:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-08 18:41:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 18:41:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2019-09-08 18:41:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 18:41:53,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 18:41:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 18:41:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 18:41:53,470 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 18:41:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 18:41:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 18:41:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-09-08 18:41:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 18:41:53,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 18:41:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 18:41:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 18:41:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure __ffs [2019-09-08 18:41:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-09-08 18:41:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-09-08 18:41:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2019-09-08 18:41:53,471 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 18:41:53,472 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-09-08 18:41:53,473 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 18:41:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-09-08 18:41:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_13 [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-09-08 18:41:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_22 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_28 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_30 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_32 [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 18:41:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 18:41:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-08 18:41:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_27 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_29 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_31 [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-08 18:41:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,481 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-08 18:41:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-09-08 18:41:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2019-09-08 18:41:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure rb_next [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-08 18:41:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_17 [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_18 [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-09-08 18:41:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_26 [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_delayed_work_24 [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_delayed_work_25 [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2019-09-08 18:41:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add_rcu [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2019-09-08 18:41:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2019-09-08 18:41:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 18:41:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-08 18:41:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 18:41:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-08 18:41:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dm_block_validator_4 [2019-09-08 18:41:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_3 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_3 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-09-08 18:41:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_5 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_6 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-09-08 18:41:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure submit_bio [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-09-08 18:41:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_slab [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc_bioset [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure bio_chain [2019-09-08 18:41:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2019-09-08 18:41:53,494 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_opt [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_discard_alignment [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_open [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_create_thin [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_create_snap [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_delete_thin_device [2019-09-08 18:41:53,495 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_set_metadata_transaction_id [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_transaction_id [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_reserve_metadata_snap [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_release_metadata_snap [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_snap [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_open_thin_device [2019-09-08 18:41:53,496 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_dev_id [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_mapped_range [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_alloc_data_block [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_insert_block [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_changed_this_transaction [2019-09-08 18:41:53,497 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_changed_this_transaction [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_aborted_changes [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_get_highest_mapped_block [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_get_mapped_count [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_metadata_block_count [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2019-09-08 18:41:53,498 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2019-09-08 18:41:53,499 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_resize_data_dev [2019-09-08 18:41:53,499 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_resize_metadata_dev [2019-09-08 18:41:53,499 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2019-09-08 18:41:53,499 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_write [2019-09-08 18:41:53,499 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_register_metadata_threshold [2019-09-08 18:41:53,499 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_set_needs_check [2019-09-08 18:41:53,499 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_create [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_alloc_cell [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_detain [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release [2019-09-08 18:41:53,500 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_release_no_holder [2019-09-08 18:41:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_error [2019-09-08 18:41:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_cell_visit_release [2019-09-08 18:41:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2019-09-08 18:41:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2019-09-08 18:41:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2019-09-08 18:41:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2019-09-08 18:41:53,501 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_read_arg_group [2019-09-08 18:41:53,502 INFO L130 BoogieDeclarations]: Found specification of procedure dm_shift_arg [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_consume_args [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_md [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_suspended [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_noflush_suspending [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_add_target_callbacks [2019-09-08 18:41:53,503 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2019-09-08 18:41:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2019-09-08 18:41:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2019-09-08 18:41:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2019-09-08 18:41:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure wb_congested [2019-09-08 18:41:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-09-08 18:41:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_congested [2019-09-08 18:41:53,504 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_suspend_noflush [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure dm_internal_resume [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_create [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_copy [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_zero [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure sort [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2019-09-08 18:41:53,505 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2019-09-08 18:41:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2019-09-08 18:41:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_init [2019-09-08 18:41:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_start [2019-09-08 18:41:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2019-09-08 18:41:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_complete [2019-09-08 18:41:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2019-09-08 18:41:53,506 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure __blkdev_issue_discard_async [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2019-09-08 18:41:53,507 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure cell_release [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure cell_release_no_holder [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure cell_success [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2019-09-08 18:41:53,508 INFO L130 BoogieDeclarations]: Found specification of procedure pool_table_init [2019-09-08 18:41:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_insert [2019-09-08 18:41:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_remove [2019-09-08 18:41:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2019-09-08 18:41:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup_metadata_dev [2019-09-08 18:41:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2019-09-08 18:41:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2019-09-08 18:41:53,509 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure requeue_deferred_cells [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure requeue_io [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block_range [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin [2019-09-08 18:41:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure bio_triggers_commit [2019-09-08 18:41:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2019-09-08 18:41:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2019-09-08 18:41:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2019-09-08 18:41:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2019-09-08 18:41:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2019-09-08 18:41:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2019-09-08 18:41:53,511 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure overwrite_endio [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure __inc_remap_and_issue_cell [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping_fail [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2019-09-08 18:41:53,512 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_fail [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_success [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure passdown_double_checking_shared_status [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~process_mapping_fn~0 [2019-09-08 18:41:53,513 INFO L130 BoogieDeclarations]: Found specification of procedure io_overlaps_block [2019-09-08 18:41:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2019-09-08 18:41:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure save_and_set_endio [2019-09-08 18:41:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2019-09-08 18:41:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2019-09-08 18:41:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2019-09-08 18:41:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2019-09-08 18:41:53,514 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_internal_copy [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure check_for_space [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure check_low_water_mark [2019-09-08 18:41:53,515 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2019-09-08 18:41:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2019-09-08 18:41:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2019-09-08 18:41:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2019-09-08 18:41:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2019-09-08 18:41:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2019-09-08 18:41:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 18:41:53,516 INFO L130 BoogieDeclarations]: Found specification of procedure __bio_inc_remaining [2019-09-08 18:41:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2019-09-08 18:41:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2019-09-08 18:41:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2019-09-08 18:41:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-09-08 18:41:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2019-09-08 18:41:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure __remap_and_issue_shared_cell [2019-09-08 18:41:53,517 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio_read_only [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell_read_only [2019-09-08 18:41:53,518 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio_success [2019-09-08 18:41:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio_fail [2019-09-08 18:41:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell_success [2019-09-08 18:41:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell_fail [2019-09-08 18:41:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure need_commit_due_to_time [2019-09-08 18:41:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure __thin_bio_rb_add [2019-09-08 18:41:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure __extract_sorted_bios [2019-09-08 18:41:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure __sort_thin_deferred_bios [2019-09-08 18:41:53,520 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2019-09-08 18:41:53,520 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_cells [2019-09-08 18:41:53,520 INFO L130 BoogieDeclarations]: Found specification of procedure sort_cells [2019-09-08 18:41:53,520 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2019-09-08 18:41:53,520 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2019-09-08 18:41:53,521 INFO L130 BoogieDeclarations]: Found specification of procedure to_pool_work [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_wait [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure do_noflush_start [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure do_noflush_stop [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2019-09-08 18:41:53,522 INFO L130 BoogieDeclarations]: Found specification of procedure passdown_enabled [2019-09-08 18:41:53,523 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2019-09-08 18:41:53,523 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2019-09-08 18:41:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio_with_throttle [2019-09-08 18:41:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2019-09-08 18:41:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure thin_hook_bio [2019-09-08 18:41:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure thin_bio_map [2019-09-08 18:41:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure pool_is_congested [2019-09-08 18:41:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure requeue_bios [2019-09-08 18:41:53,524 INFO L130 BoogieDeclarations]: Found specification of procedure data_dev_supports_discard [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure disable_passdown_if_not_supported [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure bind_control_target [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_control_target [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure pool_create [2019-09-08 18:41:53,525 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_find [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure parse_pool_features [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_low_callback [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size [2019-09-08 18:41:53,526 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure calc_metadata_threshold [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure pool_ctr [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure pool_suspend_active_thins [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2019-09-08 18:41:53,527 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure process_create_thin_mesg [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure process_create_snap_mesg [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure process_delete_mesg [2019-09-08 18:41:53,528 INFO L130 BoogieDeclarations]: Found specification of procedure process_set_transaction_id_mesg [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure process_reserve_metadata_snap_mesg [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure process_release_metadata_snap_mesg [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure emit_flags [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2019-09-08 18:41:53,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_ctr [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2019-09-08 18:41:53,530 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_init [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_exit [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_5 [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-09-08 18:41:53,531 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_73 [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_71 [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_74 [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_75 [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_70 [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_72 [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_76 [2019-09-08 18:41:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_65 [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_67 [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_66 [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_69 [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_68 [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure get_disk_ro [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_create [2019-09-08 18:41:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_block_size [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_write_lock [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_write_lock_zero [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_is_read_only [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_set_read_only [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_set_read_write [2019-09-08 18:41:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_extend [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_count [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~X~$Pointer$~TO~int [2019-09-08 18:41:53,535 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_new_block [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_register_threshold_callback [2019-09-08 18:41:53,536 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~X~$Pointer$~X~$Pointer$~TO~int [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_shadow_block [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_read_lock [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2019-09-08 18:41:53,537 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_issue_prefetches [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_with_sm [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_open_with_sm [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_block [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2019-09-08 18:41:53,538 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert_notify [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove_leaves [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_find_highest_key [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_disk_create [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_disk_open [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure sb_prepare_for_write [2019-09-08 18:41:53,539 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure pack_block_time [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure data_block_inc [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure data_block_dec [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure data_block_equal [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure subtree_inc [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure subtree_dec [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure subtree_equal [2019-09-08 18:41:53,540 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock_zero [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure __superblock_all_zeroes [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2019-09-08 18:41:53,541 INFO L130 BoogieDeclarations]: Found specification of procedure __check_incompat_features [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __write_changed_details [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2019-09-08 18:41:53,542 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __create_thin [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __set_snapshot_details [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __create_snap [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __delete_device [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __reserve_metadata_snap [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __release_metadata_snap [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __get_metadata_snap [2019-09-08 18:41:53,543 INFO L130 BoogieDeclarations]: Found specification of procedure __snapshotted_since [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure __insert [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure __remove [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_range [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure __set_abort_with_changes_flags [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure __highest_block [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-09-08 18:41:53,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-08 18:41:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-09-08 18:41:53,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-08 18:41:53,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_dm_thin_pool_table [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 18:41:53,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 18:41:53,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 18:41:53,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 18:41:53,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 18:41:53,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 18:41:53,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 18:42:01,453 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 18:42:17,105 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 18:42:17,106 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 18:42:17,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:42:17 BoogieIcfgContainer [2019-09-08 18:42:17,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 18:42:17,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 18:42:17,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 18:42:17,114 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 18:42:17,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:41:44" (1/3) ... [2019-09-08 18:42:17,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a72cdcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:42:17, skipping insertion in model container [2019-09-08 18:42:17,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:41:52" (2/3) ... [2019-09-08 18:42:17,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a72cdcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:42:17, skipping insertion in model container [2019-09-08 18:42:17,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:42:17" (3/3) ... [2019-09-08 18:42:17,120 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2019-09-08 18:42:17,128 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 18:42:17,142 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 18:42:17,161 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 18:42:17,223 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 18:42:17,223 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 18:42:17,223 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 18:42:17,224 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 18:42:17,224 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 18:42:17,224 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 18:42:17,224 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 18:42:17,224 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 18:42:17,224 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 18:42:17,316 INFO L276 IsEmpty]: Start isEmpty. Operand 5672 states. [2019-09-08 18:42:17,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2019-09-08 18:42:17,335 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:17,336 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:17,338 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:17,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:17,344 INFO L82 PathProgramCache]: Analyzing trace with hash -2086579290, now seen corresponding path program 1 times [2019-09-08 18:42:17,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:17,346 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:17,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:17,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:17,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:18,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2019-09-08 18:42:18,705 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:18,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:18,709 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:18,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:18,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:18,724 INFO L87 Difference]: Start difference. First operand 5672 states. Second operand 3 states. [2019-09-08 18:42:20,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:20,208 INFO L93 Difference]: Finished difference Result 14692 states and 19871 transitions. [2019-09-08 18:42:20,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:20,210 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 352 [2019-09-08 18:42:20,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:20,340 INFO L225 Difference]: With dead ends: 14692 [2019-09-08 18:42:20,340 INFO L226 Difference]: Without dead ends: 9426 [2019-09-08 18:42:20,382 INFO L628 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 [2019-09-08 18:42:20,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9426 states. [2019-09-08 18:42:20,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9426 to 9411. [2019-09-08 18:42:20,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9411 states. [2019-09-08 18:42:21,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9411 states to 9411 states and 12497 transitions. [2019-09-08 18:42:21,046 INFO L78 Accepts]: Start accepts. Automaton has 9411 states and 12497 transitions. Word has length 352 [2019-09-08 18:42:21,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:21,050 INFO L475 AbstractCegarLoop]: Abstraction has 9411 states and 12497 transitions. [2019-09-08 18:42:21,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:21,050 INFO L276 IsEmpty]: Start isEmpty. Operand 9411 states and 12497 transitions. [2019-09-08 18:42:21,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-09-08 18:42:21,072 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:21,073 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:21,073 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:21,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:21,074 INFO L82 PathProgramCache]: Analyzing trace with hash 413818611, now seen corresponding path program 1 times [2019-09-08 18:42:21,074 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:21,074 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:21,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:21,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:21,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:21,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2019-09-08 18:42:21,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:21,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:21,776 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:21,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:21,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:21,777 INFO L87 Difference]: Start difference. First operand 9411 states and 12497 transitions. Second operand 3 states. [2019-09-08 18:42:23,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:23,147 INFO L93 Difference]: Finished difference Result 27208 states and 36043 transitions. [2019-09-08 18:42:23,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:23,147 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 358 [2019-09-08 18:42:23,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:23,297 INFO L225 Difference]: With dead ends: 27208 [2019-09-08 18:42:23,298 INFO L226 Difference]: Without dead ends: 17881 [2019-09-08 18:42:23,349 INFO L628 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 [2019-09-08 18:42:23,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17881 states. [2019-09-08 18:42:25,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17881 to 17867. [2019-09-08 18:42:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17867 states. [2019-09-08 18:42:25,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17867 states to 17867 states and 23642 transitions. [2019-09-08 18:42:25,646 INFO L78 Accepts]: Start accepts. Automaton has 17867 states and 23642 transitions. Word has length 358 [2019-09-08 18:42:25,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:25,648 INFO L475 AbstractCegarLoop]: Abstraction has 17867 states and 23642 transitions. [2019-09-08 18:42:25,648 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 17867 states and 23642 transitions. [2019-09-08 18:42:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-09-08 18:42:25,657 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:25,657 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 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] [2019-09-08 18:42:25,659 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:25,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:25,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1299685805, now seen corresponding path program 1 times [2019-09-08 18:42:25,660 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:25,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:25,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:25,666 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:25,666 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:26,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2019-09-08 18:42:26,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:26,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:26,330 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:26,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:26,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:26,331 INFO L87 Difference]: Start difference. First operand 17867 states and 23642 transitions. Second operand 3 states. [2019-09-08 18:42:29,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:29,962 INFO L93 Difference]: Finished difference Result 53174 states and 70387 transitions. [2019-09-08 18:42:29,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:29,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 366 [2019-09-08 18:42:29,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:30,201 INFO L225 Difference]: With dead ends: 53174 [2019-09-08 18:42:30,202 INFO L226 Difference]: Without dead ends: 35399 [2019-09-08 18:42:30,298 INFO L628 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 [2019-09-08 18:42:30,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35399 states. [2019-09-08 18:42:31,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35399 to 35359. [2019-09-08 18:42:31,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35359 states. [2019-09-08 18:42:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35359 states to 35359 states and 46812 transitions. [2019-09-08 18:42:32,001 INFO L78 Accepts]: Start accepts. Automaton has 35359 states and 46812 transitions. Word has length 366 [2019-09-08 18:42:32,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:32,002 INFO L475 AbstractCegarLoop]: Abstraction has 35359 states and 46812 transitions. [2019-09-08 18:42:32,002 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:32,002 INFO L276 IsEmpty]: Start isEmpty. Operand 35359 states and 46812 transitions. [2019-09-08 18:42:32,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-09-08 18:42:32,010 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:32,011 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:32,011 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:32,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:32,011 INFO L82 PathProgramCache]: Analyzing trace with hash -919260540, now seen corresponding path program 1 times [2019-09-08 18:42:32,012 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:32,012 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:32,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:32,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:32,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2019-09-08 18:42:32,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:32,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:32,672 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:32,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:32,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:32,673 INFO L87 Difference]: Start difference. First operand 35359 states and 46812 transitions. Second operand 3 states. [2019-09-08 18:42:33,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:33,311 INFO L93 Difference]: Finished difference Result 35361 states and 46813 transitions. [2019-09-08 18:42:33,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:33,311 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 376 [2019-09-08 18:42:33,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:33,485 INFO L225 Difference]: With dead ends: 35361 [2019-09-08 18:42:33,485 INFO L226 Difference]: Without dead ends: 35358 [2019-09-08 18:42:33,510 INFO L628 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 [2019-09-08 18:42:33,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35358 states. [2019-09-08 18:42:36,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35358 to 35358. [2019-09-08 18:42:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35358 states. [2019-09-08 18:42:36,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35358 states to 35358 states and 46810 transitions. [2019-09-08 18:42:36,356 INFO L78 Accepts]: Start accepts. Automaton has 35358 states and 46810 transitions. Word has length 376 [2019-09-08 18:42:36,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:36,358 INFO L475 AbstractCegarLoop]: Abstraction has 35358 states and 46810 transitions. [2019-09-08 18:42:36,358 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:36,358 INFO L276 IsEmpty]: Start isEmpty. Operand 35358 states and 46810 transitions. [2019-09-08 18:42:36,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2019-09-08 18:42:36,365 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:36,366 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:36,366 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:36,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:36,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1564745926, now seen corresponding path program 1 times [2019-09-08 18:42:36,367 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:36,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:36,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:36,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:36,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:37,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2019-09-08 18:42:37,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:37,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:37,038 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:37,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:37,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:37,039 INFO L87 Difference]: Start difference. First operand 35358 states and 46810 transitions. Second operand 3 states. [2019-09-08 18:42:37,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:37,667 INFO L93 Difference]: Finished difference Result 35360 states and 46811 transitions. [2019-09-08 18:42:37,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:37,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 377 [2019-09-08 18:42:37,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:38,141 INFO L225 Difference]: With dead ends: 35360 [2019-09-08 18:42:38,141 INFO L226 Difference]: Without dead ends: 35357 [2019-09-08 18:42:38,154 INFO L628 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 [2019-09-08 18:42:38,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35357 states. [2019-09-08 18:42:39,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35357 to 35357. [2019-09-08 18:42:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35357 states. [2019-09-08 18:42:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35357 states to 35357 states and 46808 transitions. [2019-09-08 18:42:39,392 INFO L78 Accepts]: Start accepts. Automaton has 35357 states and 46808 transitions. Word has length 377 [2019-09-08 18:42:39,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:39,393 INFO L475 AbstractCegarLoop]: Abstraction has 35357 states and 46808 transitions. [2019-09-08 18:42:39,393 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35357 states and 46808 transitions. [2019-09-08 18:42:39,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2019-09-08 18:42:39,400 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:39,401 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:39,401 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:39,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:39,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1259539911, now seen corresponding path program 1 times [2019-09-08 18:42:39,401 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:39,402 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:39,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:39,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:39,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:40,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2019-09-08 18:42:40,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:40,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:40,033 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:40,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:40,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:40,033 INFO L87 Difference]: Start difference. First operand 35357 states and 46808 transitions. Second operand 3 states. [2019-09-08 18:42:41,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:41,066 INFO L93 Difference]: Finished difference Result 35359 states and 46809 transitions. [2019-09-08 18:42:41,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:41,067 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 378 [2019-09-08 18:42:41,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:41,236 INFO L225 Difference]: With dead ends: 35359 [2019-09-08 18:42:41,237 INFO L226 Difference]: Without dead ends: 35356 [2019-09-08 18:42:41,255 INFO L628 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 [2019-09-08 18:42:41,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35356 states. [2019-09-08 18:42:42,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35356 to 35356. [2019-09-08 18:42:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35356 states. [2019-09-08 18:42:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35356 states to 35356 states and 46806 transitions. [2019-09-08 18:42:42,514 INFO L78 Accepts]: Start accepts. Automaton has 35356 states and 46806 transitions. Word has length 378 [2019-09-08 18:42:42,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:42,515 INFO L475 AbstractCegarLoop]: Abstraction has 35356 states and 46806 transitions. [2019-09-08 18:42:42,515 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:42,515 INFO L276 IsEmpty]: Start isEmpty. Operand 35356 states and 46806 transitions. [2019-09-08 18:42:42,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2019-09-08 18:42:42,518 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:42,519 INFO L399 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:42,519 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:42,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:42,519 INFO L82 PathProgramCache]: Analyzing trace with hash 388092905, now seen corresponding path program 1 times [2019-09-08 18:42:42,520 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:42,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:42,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:42,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:42,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2019-09-08 18:42:43,159 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:43,159 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:43,160 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:43,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:43,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:43,161 INFO L87 Difference]: Start difference. First operand 35356 states and 46806 transitions. Second operand 3 states. [2019-09-08 18:42:44,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:44,771 INFO L93 Difference]: Finished difference Result 98972 states and 132712 transitions. [2019-09-08 18:42:44,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:44,771 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 379 [2019-09-08 18:42:44,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:45,155 INFO L225 Difference]: With dead ends: 98972 [2019-09-08 18:42:45,155 INFO L226 Difference]: Without dead ends: 63690 [2019-09-08 18:42:45,280 INFO L628 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 [2019-09-08 18:42:45,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63690 states. [2019-09-08 18:42:49,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63690 to 63586. [2019-09-08 18:42:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63586 states. [2019-09-08 18:42:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63586 states to 63586 states and 84257 transitions. [2019-09-08 18:42:49,594 INFO L78 Accepts]: Start accepts. Automaton has 63586 states and 84257 transitions. Word has length 379 [2019-09-08 18:42:49,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:49,595 INFO L475 AbstractCegarLoop]: Abstraction has 63586 states and 84257 transitions. [2019-09-08 18:42:49,595 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:49,596 INFO L276 IsEmpty]: Start isEmpty. Operand 63586 states and 84257 transitions. [2019-09-08 18:42:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2019-09-08 18:42:49,609 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:49,610 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:49,610 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:49,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:49,610 INFO L82 PathProgramCache]: Analyzing trace with hash 876349348, now seen corresponding path program 1 times [2019-09-08 18:42:49,611 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:49,611 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:49,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:49,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:49,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:50,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2189 trivial. 0 not checked. [2019-09-08 18:42:50,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:50,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:42:50,301 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:42:50,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:42:50,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:50,302 INFO L87 Difference]: Start difference. First operand 63586 states and 84257 transitions. Second operand 3 states. [2019-09-08 18:42:54,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:42:54,850 INFO L93 Difference]: Finished difference Result 117605 states and 155219 transitions. [2019-09-08 18:42:54,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:42:54,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 446 [2019-09-08 18:42:54,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:42:55,085 INFO L225 Difference]: With dead ends: 117605 [2019-09-08 18:42:55,085 INFO L226 Difference]: Without dead ends: 61722 [2019-09-08 18:42:55,268 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:42:55,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61722 states. [2019-09-08 18:42:56,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61722 to 61652. [2019-09-08 18:42:56,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61652 states. [2019-09-08 18:42:56,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61652 states to 61652 states and 81019 transitions. [2019-09-08 18:42:56,956 INFO L78 Accepts]: Start accepts. Automaton has 61652 states and 81019 transitions. Word has length 446 [2019-09-08 18:42:56,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:42:56,957 INFO L475 AbstractCegarLoop]: Abstraction has 61652 states and 81019 transitions. [2019-09-08 18:42:56,958 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:42:56,958 INFO L276 IsEmpty]: Start isEmpty. Operand 61652 states and 81019 transitions. [2019-09-08 18:42:57,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2019-09-08 18:42:57,027 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:42:57,028 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:42:57,028 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:42:57,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:42:57,029 INFO L82 PathProgramCache]: Analyzing trace with hash 335451707, now seen corresponding path program 1 times [2019-09-08 18:42:57,029 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:42:57,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:42:57,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:57,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:42:57,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:42:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:42:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2206 trivial. 0 not checked. [2019-09-08 18:42:58,213 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:42:58,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 18:42:58,214 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 18:42:58,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 18:42:58,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-09-08 18:42:58,215 INFO L87 Difference]: Start difference. First operand 61652 states and 81019 transitions. Second operand 5 states. [2019-09-08 18:43:04,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:43:04,626 INFO L93 Difference]: Finished difference Result 154268 states and 202817 transitions. [2019-09-08 18:43:04,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 18:43:04,627 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 548 [2019-09-08 18:43:04,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:43:05,009 INFO L225 Difference]: With dead ends: 154268 [2019-09-08 18:43:05,009 INFO L226 Difference]: Without dead ends: 92708 [2019-09-08 18:43:05,162 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-09-08 18:43:05,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92708 states. [2019-09-08 18:43:07,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92708 to 92660. [2019-09-08 18:43:07,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92660 states. [2019-09-08 18:43:08,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92660 states to 92660 states and 121835 transitions. [2019-09-08 18:43:08,054 INFO L78 Accepts]: Start accepts. Automaton has 92660 states and 121835 transitions. Word has length 548 [2019-09-08 18:43:08,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:43:08,055 INFO L475 AbstractCegarLoop]: Abstraction has 92660 states and 121835 transitions. [2019-09-08 18:43:08,055 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 18:43:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 92660 states and 121835 transitions. [2019-09-08 18:43:08,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 551 [2019-09-08 18:43:08,115 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:43:08,116 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:43:08,116 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:43:08,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:43:08,117 INFO L82 PathProgramCache]: Analyzing trace with hash 442433631, now seen corresponding path program 1 times [2019-09-08 18:43:08,117 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:43:08,117 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:43:08,122 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:08,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:43:08,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:43:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2206 trivial. 0 not checked. [2019-09-08 18:43:08,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:43:08,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:43:08,880 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:43:08,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:43:08,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:43:08,890 INFO L87 Difference]: Start difference. First operand 92660 states and 121835 transitions. Second operand 3 states. [2019-09-08 18:43:17,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:43:17,455 INFO L93 Difference]: Finished difference Result 216279 states and 284416 transitions. [2019-09-08 18:43:17,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:43:17,455 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 550 [2019-09-08 18:43:17,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:43:17,951 INFO L225 Difference]: With dead ends: 216279 [2019-09-08 18:43:17,952 INFO L226 Difference]: Without dead ends: 123711 [2019-09-08 18:43:18,154 INFO L628 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 [2019-09-08 18:43:18,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123711 states. [2019-09-08 18:43:21,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123711 to 123676. [2019-09-08 18:43:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123676 states. [2019-09-08 18:43:21,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123676 states to 123676 states and 162527 transitions. [2019-09-08 18:43:21,794 INFO L78 Accepts]: Start accepts. Automaton has 123676 states and 162527 transitions. Word has length 550 [2019-09-08 18:43:21,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:43:21,795 INFO L475 AbstractCegarLoop]: Abstraction has 123676 states and 162527 transitions. [2019-09-08 18:43:21,795 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:43:21,795 INFO L276 IsEmpty]: Start isEmpty. Operand 123676 states and 162527 transitions. [2019-09-08 18:43:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-09-08 18:43:21,902 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:43:21,903 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:43:21,903 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:43:21,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:43:21,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1653457515, now seen corresponding path program 1 times [2019-09-08 18:43:21,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:43:21,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:43:21,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:21,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:43:21,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:43:22,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2220 trivial. 0 not checked. [2019-09-08 18:43:22,548 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:43:22,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 18:43:22,548 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 18:43:22,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 18:43:22,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 18:43:22,549 INFO L87 Difference]: Start difference. First operand 123676 states and 162527 transitions. Second operand 4 states. [2019-09-08 18:43:30,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:43:30,278 INFO L93 Difference]: Finished difference Result 247436 states and 326809 transitions. [2019-09-08 18:43:30,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 18:43:30,279 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 590 [2019-09-08 18:43:30,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:43:30,862 INFO L225 Difference]: With dead ends: 247436 [2019-09-08 18:43:30,862 INFO L226 Difference]: Without dead ends: 123852 [2019-09-08 18:43:31,160 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-08 18:43:31,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123852 states. [2019-09-08 18:43:34,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123852 to 123724. [2019-09-08 18:43:34,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123724 states. [2019-09-08 18:43:34,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123724 states to 123724 states and 162575 transitions. [2019-09-08 18:43:34,680 INFO L78 Accepts]: Start accepts. Automaton has 123724 states and 162575 transitions. Word has length 590 [2019-09-08 18:43:34,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:43:34,681 INFO L475 AbstractCegarLoop]: Abstraction has 123724 states and 162575 transitions. [2019-09-08 18:43:34,681 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 18:43:34,681 INFO L276 IsEmpty]: Start isEmpty. Operand 123724 states and 162575 transitions. [2019-09-08 18:43:34,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-09-08 18:43:34,763 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:43:34,764 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:43:34,764 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:43:34,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:43:34,765 INFO L82 PathProgramCache]: Analyzing trace with hash -267254121, now seen corresponding path program 1 times [2019-09-08 18:43:34,765 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:43:34,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:43:34,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:34,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:43:34,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:43:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2019-09-08 18:43:36,530 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:43:36,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 18:43:36,532 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 18:43:36,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 18:43:36,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 18:43:36,532 INFO L87 Difference]: Start difference. First operand 123724 states and 162575 transitions. Second operand 6 states. [2019-09-08 18:43:46,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:43:46,485 INFO L93 Difference]: Finished difference Result 280199 states and 368151 transitions. [2019-09-08 18:43:46,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 18:43:46,485 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 590 [2019-09-08 18:43:46,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:43:47,121 INFO L225 Difference]: With dead ends: 280199 [2019-09-08 18:43:47,121 INFO L226 Difference]: Without dead ends: 156567 [2019-09-08 18:43:47,345 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-09-08 18:43:47,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156567 states. [2019-09-08 18:43:51,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156567 to 123776. [2019-09-08 18:43:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123776 states. [2019-09-08 18:43:51,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123776 states to 123776 states and 162643 transitions. [2019-09-08 18:43:51,811 INFO L78 Accepts]: Start accepts. Automaton has 123776 states and 162643 transitions. Word has length 590 [2019-09-08 18:43:51,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:43:51,811 INFO L475 AbstractCegarLoop]: Abstraction has 123776 states and 162643 transitions. [2019-09-08 18:43:51,812 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 18:43:51,812 INFO L276 IsEmpty]: Start isEmpty. Operand 123776 states and 162643 transitions. [2019-09-08 18:43:51,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2019-09-08 18:43:51,890 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:43:51,891 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:43:51,891 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:43:51,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:43:51,891 INFO L82 PathProgramCache]: Analyzing trace with hash -1226479833, now seen corresponding path program 1 times [2019-09-08 18:43:51,892 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:43:51,892 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:43:51,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:51,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:43:51,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:43:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:43:52,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 2204 trivial. 0 not checked. [2019-09-08 18:43:52,566 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 18:43:52,566 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 18:43:52,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:43:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:43:54,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 7482 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 18:43:54,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 18:43:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 389 proven. 0 refuted. 0 times theorem prover too weak. 1822 trivial. 0 not checked. [2019-09-08 18:43:54,777 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 18:43:54,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-08 18:43:54,779 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 18:43:54,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 18:43:54,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-09-08 18:43:54,780 INFO L87 Difference]: Start difference. First operand 123776 states and 162643 transitions. Second operand 6 states. [2019-09-08 18:44:11,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:44:11,568 INFO L93 Difference]: Finished difference Result 369935 states and 486290 transitions. [2019-09-08 18:44:11,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 18:44:11,568 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 598 [2019-09-08 18:44:11,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:44:13,061 INFO L225 Difference]: With dead ends: 369935 [2019-09-08 18:44:13,061 INFO L226 Difference]: Without dead ends: 246251 [2019-09-08 18:44:13,398 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2019-09-08 18:44:13,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246251 states. [2019-09-08 18:44:30,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246251 to 246192. [2019-09-08 18:44:30,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246192 states. [2019-09-08 18:44:30,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246192 states to 246192 states and 323391 transitions. [2019-09-08 18:44:30,980 INFO L78 Accepts]: Start accepts. Automaton has 246192 states and 323391 transitions. Word has length 598 [2019-09-08 18:44:30,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:44:30,980 INFO L475 AbstractCegarLoop]: Abstraction has 246192 states and 323391 transitions. [2019-09-08 18:44:30,981 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 18:44:30,981 INFO L276 IsEmpty]: Start isEmpty. Operand 246192 states and 323391 transitions. [2019-09-08 18:44:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2019-09-08 18:44:31,229 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:44:31,232 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:44:31,232 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:44:31,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:44:31,233 INFO L82 PathProgramCache]: Analyzing trace with hash 2000613275, now seen corresponding path program 1 times [2019-09-08 18:44:31,233 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:44:31,233 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:44:31,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:44:31,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:44:31,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:44:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:44:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2019-09-08 18:44:31,980 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:44:31,981 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 18:44:31,983 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 18:44:31,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 18:44:31,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 18:44:31,985 INFO L87 Difference]: Start difference. First operand 246192 states and 323391 transitions. Second operand 5 states. [2019-09-08 18:44:43,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:44:43,448 INFO L93 Difference]: Finished difference Result 492340 states and 646725 transitions. [2019-09-08 18:44:43,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 18:44:43,449 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 605 [2019-09-08 18:44:43,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:44:44,551 INFO L225 Difference]: With dead ends: 492340 [2019-09-08 18:44:44,552 INFO L226 Difference]: Without dead ends: 246240 [2019-09-08 18:44:44,976 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 18:44:45,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246240 states. [2019-09-08 18:44:58,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246240 to 246224. [2019-09-08 18:44:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246224 states. [2019-09-08 18:44:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246224 states to 246224 states and 323423 transitions. [2019-09-08 18:44:59,561 INFO L78 Accepts]: Start accepts. Automaton has 246224 states and 323423 transitions. Word has length 605 [2019-09-08 18:44:59,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:44:59,562 INFO L475 AbstractCegarLoop]: Abstraction has 246224 states and 323423 transitions. [2019-09-08 18:44:59,562 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 18:44:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 246224 states and 323423 transitions. [2019-09-08 18:44:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 610 [2019-09-08 18:44:59,657 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:44:59,657 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:44:59,658 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:44:59,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:44:59,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1116102541, now seen corresponding path program 1 times [2019-09-08 18:44:59,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:44:59,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:44:59,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:44:59,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:44:59,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:44:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:45:00,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2019-09-08 18:45:00,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:45:00,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 18:45:00,253 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 18:45:00,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 18:45:00,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 18:45:00,253 INFO L87 Difference]: Start difference. First operand 246224 states and 323423 transitions. Second operand 3 states. [2019-09-08 18:45:19,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:45:19,781 INFO L93 Difference]: Finished difference Result 554087 states and 727948 transitions. [2019-09-08 18:45:19,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 18:45:19,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 609 [2019-09-08 18:45:19,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:45:21,254 INFO L225 Difference]: With dead ends: 554087 [2019-09-08 18:45:21,254 INFO L226 Difference]: Without dead ends: 307955 [2019-09-08 18:45:21,645 INFO L628 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 [2019-09-08 18:45:21,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307955 states. [2019-09-08 18:45:31,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307955 to 307920. [2019-09-08 18:45:31,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307920 states. [2019-09-08 18:45:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307920 states to 307920 states and 404339 transitions. [2019-09-08 18:45:32,777 INFO L78 Accepts]: Start accepts. Automaton has 307920 states and 404339 transitions. Word has length 609 [2019-09-08 18:45:32,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:45:32,777 INFO L475 AbstractCegarLoop]: Abstraction has 307920 states and 404339 transitions. [2019-09-08 18:45:32,777 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 18:45:32,777 INFO L276 IsEmpty]: Start isEmpty. Operand 307920 states and 404339 transitions. [2019-09-08 18:45:32,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 612 [2019-09-08 18:45:32,854 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:45:32,855 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:45:32,855 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:45:32,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:45:32,856 INFO L82 PathProgramCache]: Analyzing trace with hash 921132183, now seen corresponding path program 1 times [2019-09-08 18:45:32,856 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:45:32,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:45:32,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:45:32,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:45:32,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:45:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:45:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2019-09-08 18:45:40,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:45:40,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 18:45:40,652 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 18:45:40,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 18:45:40,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 18:45:40,653 INFO L87 Difference]: Start difference. First operand 307920 states and 404339 transitions. Second operand 8 states. [2019-09-08 18:45:53,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:45:53,300 INFO L93 Difference]: Finished difference Result 681227 states and 894495 transitions. [2019-09-08 18:45:53,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-08 18:45:53,300 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 611 [2019-09-08 18:45:53,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:46:02,259 INFO L225 Difference]: With dead ends: 681227 [2019-09-08 18:46:02,259 INFO L226 Difference]: Without dead ends: 373399 [2019-09-08 18:46:02,766 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2019-09-08 18:46:03,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373399 states. [2019-09-08 18:46:12,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373399 to 307952. [2019-09-08 18:46:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307952 states. [2019-09-08 18:46:14,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307952 states to 307952 states and 404371 transitions. [2019-09-08 18:46:14,093 INFO L78 Accepts]: Start accepts. Automaton has 307952 states and 404371 transitions. Word has length 611 [2019-09-08 18:46:14,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:46:14,094 INFO L475 AbstractCegarLoop]: Abstraction has 307952 states and 404371 transitions. [2019-09-08 18:46:14,094 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 18:46:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 307952 states and 404371 transitions. [2019-09-08 18:46:14,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2019-09-08 18:46:14,174 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:46:14,175 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:46:14,175 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:46:14,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:46:14,176 INFO L82 PathProgramCache]: Analyzing trace with hash 738451858, now seen corresponding path program 1 times [2019-09-08 18:46:14,176 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:46:14,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:46:14,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:46:14,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:46:14,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:46:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:46:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2216 trivial. 0 not checked. [2019-09-08 18:46:16,665 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 18:46:16,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-08 18:46:16,666 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-08 18:46:16,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-08 18:46:16,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-09-08 18:46:16,667 INFO L87 Difference]: Start difference. First operand 307952 states and 404371 transitions. Second operand 10 states. [2019-09-08 18:47:28,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:47:28,265 INFO L93 Difference]: Finished difference Result 670396 states and 895999 transitions. [2019-09-08 18:47:28,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 18:47:28,266 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 613 [2019-09-08 18:47:28,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:47:29,676 INFO L225 Difference]: With dead ends: 670396 [2019-09-08 18:47:29,676 INFO L226 Difference]: Without dead ends: 362536 [2019-09-08 18:47:31,362 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2019-09-08 18:47:31,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362536 states. [2019-09-08 18:47:58,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362536 to 308016. [2019-09-08 18:47:58,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308016 states. [2019-09-08 18:47:59,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308016 states to 308016 states and 404451 transitions. [2019-09-08 18:47:59,911 INFO L78 Accepts]: Start accepts. Automaton has 308016 states and 404451 transitions. Word has length 613 [2019-09-08 18:47:59,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:47:59,911 INFO L475 AbstractCegarLoop]: Abstraction has 308016 states and 404451 transitions. [2019-09-08 18:47:59,912 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-08 18:47:59,912 INFO L276 IsEmpty]: Start isEmpty. Operand 308016 states and 404451 transitions. [2019-09-08 18:47:59,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2019-09-08 18:47:59,992 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:47:59,993 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:47:59,993 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:47:59,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:47:59,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1405833748, now seen corresponding path program 1 times [2019-09-08 18:47:59,994 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:47:59,994 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:47:59,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:47:59,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:47:59,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:48:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:48:20,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 20 proven. 77 refuted. 0 times theorem prover too weak. 2131 trivial. 0 not checked. [2019-09-08 18:48:20,284 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 18:48:20,284 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 18:48:20,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:48:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:48:22,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 7771 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 18:48:22,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 18:48:22,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2228 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 1840 trivial. 0 not checked. [2019-09-08 18:48:22,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 18:48:22,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2019-09-08 18:48:22,453 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-08 18:48:22,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-08 18:48:22,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-08 18:48:22,454 INFO L87 Difference]: Start difference. First operand 308016 states and 404451 transitions. Second operand 9 states. [2019-09-08 18:48:36,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 18:48:36,408 INFO L93 Difference]: Finished difference Result 624134 states and 827515 transitions. [2019-09-08 18:48:36,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-08 18:48:36,408 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 613 [2019-09-08 18:48:36,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 18:48:38,012 INFO L225 Difference]: With dead ends: 624134 [2019-09-08 18:48:38,013 INFO L226 Difference]: Without dead ends: 315946 [2019-09-08 18:48:38,623 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 611 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2019-09-08 18:48:38,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315946 states. [2019-09-08 18:48:58,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315946 to 308998. [2019-09-08 18:48:58,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 308998 states. [2019-09-08 18:48:59,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308998 states to 308998 states and 405529 transitions. [2019-09-08 18:48:59,737 INFO L78 Accepts]: Start accepts. Automaton has 308998 states and 405529 transitions. Word has length 613 [2019-09-08 18:48:59,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 18:48:59,737 INFO L475 AbstractCegarLoop]: Abstraction has 308998 states and 405529 transitions. [2019-09-08 18:48:59,738 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-08 18:48:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 308998 states and 405529 transitions. [2019-09-08 18:48:59,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 637 [2019-09-08 18:48:59,866 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 18:48:59,866 INFO L399 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 12, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 18:48:59,867 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 18:48:59,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 18:48:59,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1940324134, now seen corresponding path program 1 times [2019-09-08 18:48:59,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 18:48:59,868 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 18:48:59,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:48:59,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:48:59,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 18:49:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:49:28,927 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 79 [2019-09-08 18:49:29,257 WARN L188 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 76 [2019-09-08 18:49:29,554 WARN L188 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 61 [2019-09-08 18:49:29,800 WARN L188 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 54 [2019-09-08 18:49:30,159 WARN L188 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 57 [2019-09-08 18:49:30,497 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 53 [2019-09-08 18:49:30,699 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 50 [2019-09-08 18:49:30,898 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 47 [2019-09-08 18:49:31,097 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 44 [2019-09-08 18:49:31,272 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 41 [2019-09-08 18:49:31,470 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 38 [2019-09-08 18:49:31,894 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 37 [2019-09-08 18:49:34,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2465 backedges. 952 proven. 146 refuted. 0 times theorem prover too weak. 1367 trivial. 0 not checked. [2019-09-08 18:49:34,485 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 18:49:34,486 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 18:49:34,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 18:49:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 18:49:36,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 7878 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 18:49:36,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 18:49:36,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2465 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 2077 trivial. 0 not checked. [2019-09-08 18:49:37,003 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 18:49:37,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [42] total 46 [2019-09-08 18:49:37,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 46 states [2019-09-08 18:49:37,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2019-09-08 18:49:37,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=1873, Unknown=0, NotChecked=0, Total=2070 [2019-09-08 18:49:37,007 INFO L87 Difference]: Start difference. First operand 308998 states and 405529 transitions. Second operand 46 states. [2019-09-08 18:49:40,925 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-08 18:49:43,020 WARN L188 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2019-09-08 18:49:43,864 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2019-09-08 18:49:48,805 WARN L188 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2019-09-08 18:49:49,084 WARN L188 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2019-09-08 18:49:49,396 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2019-09-08 18:49:49,625 WARN L188 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2019-09-08 18:49:59,870 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2019-09-08 18:50:09,190 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2019-09-08 18:50:16,166 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-08 18:50:28,789 WARN L188 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2019-09-08 18:50:34,872 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-08 18:50:55,995 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 79