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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 06:39:56,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 06:39:56,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 06:39:56,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 06:39:56,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 06:39:56,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 06:39:56,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 06:39:56,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 06:39:56,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 06:39:56,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 06:39:56,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 06:39:56,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 06:39:56,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 06:39:56,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 06:39:56,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 06:39:56,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 06:39:56,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 06:39:56,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 06:39:56,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 06:39:56,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 06:39:56,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 06:39:56,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 06:39:56,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 06:39:56,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 06:39:56,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 06:39:56,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 06:39:56,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 06:39:56,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 06:39:56,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 06:39:56,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 06:39:56,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 06:39:56,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 06:39:56,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 06:39:56,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 06:39:56,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 06:39:56,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 06:39:56,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 06:39:56,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 06:39:56,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 06:39:56,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 06:39:56,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 06:39:56,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 06:39:56,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 06:39:56,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 06:39:56,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 06:39:56,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 06:39:56,406 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 06:39:56,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 06:39:56,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 06:39:56,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 06:39:56,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 06:39:56,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 06:39:56,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 06:39:56,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 06:39:56,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 06:39:56,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 06:39:56,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 06:39:56,410 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 06:39:56,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 06:39:56,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 06:39:56,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 06:39:56,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 06:39:56,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 06:39:56,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 06:39:56,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 06:39:56,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 06:39:56,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 06:39:56,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 06:39:56,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 06:39:56,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 06:39:56,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 06:39:56,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 06:39:56,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 06:39:56,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 06:39:56,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 06:39:56,477 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 06:39:56,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2019-10-02 06:39:56,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f390a7d7/565e4697476742c9af22a9aaf4b90e39/FLAG31a227dff [2019-10-02 06:39:57,674 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 06:39:57,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2019-10-02 06:39:57,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f390a7d7/565e4697476742c9af22a9aaf4b90e39/FLAG31a227dff [2019-10-02 06:39:57,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f390a7d7/565e4697476742c9af22a9aaf4b90e39 [2019-10-02 06:39:57,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 06:39:57,932 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 06:39:57,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 06:39:57,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 06:39:57,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 06:39:57,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 06:39:57" (1/1) ... [2019-10-02 06:39:57,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ce804d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:39:57, skipping insertion in model container [2019-10-02 06:39:57,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 06:39:57" (1/1) ... [2019-10-02 06:39:57,945 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 06:39:58,187 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 06:40:06,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 06:40:06,906 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 06:40:07,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 06:40:10,568 INFO L192 MainTranslator]: Completed translation [2019-10-02 06:40:10,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10 WrapperNode [2019-10-02 06:40:10,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 06:40:10,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 06:40:10,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 06:40:10,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 06:40:10,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... [2019-10-02 06:40:10,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... [2019-10-02 06:40:10,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... [2019-10-02 06:40:10,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... [2019-10-02 06:40:11,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... [2019-10-02 06:40:11,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... [2019-10-02 06:40:11,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... [2019-10-02 06:40:11,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 06:40:11,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 06:40:11,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 06:40:11,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 06:40:11,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 06:40:11,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 06:40:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 06:40:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 06:40:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 06:40:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-02 06:40:11,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-02 06:40:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 06:40:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 06:40:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-02 06:40:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 06:40:11,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 06:40:11,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-02 06:40:11,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 06:40:11,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-02 06:40:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 06:40:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 06:40:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 06:40:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-02 06:40:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 06:40:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-10-02 06:40:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-02 06:40:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2019-10-02 06:40:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2019-10-02 06:40:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-02 06:40:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-02 06:40:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2019-10-02 06:40:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2019-10-02 06:40:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 06:40:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-02 06:40:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-02 06:40:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-02 06:40:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-02 06:40:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-02 06:40:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-02 06:40:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-02 06:40:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2019-10-02 06:40:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2019-10-02 06:40:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-02 06:40:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2019-10-02 06:40:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2019-10-02 06:40:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-02 06:40:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2019-10-02 06:40:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2019-10-02 06:40:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-10-02 06:40:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2019-10-02 06:40:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2019-10-02 06:40:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-02 06:40:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2019-10-02 06:40:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure compound_head [2019-10-02 06:40:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-02 06:40:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_queued [2019-10-02 06:40:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2019-10-02 06:40:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-02 06:40:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-02 06:40:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 06:40:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-10-02 06:40:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-10-02 06:40:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-02 06:40:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-02 06:40:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 06:40:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-02 06:40:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-02 06:40:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2019-10-02 06:40:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2019-10-02 06:40:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-02 06:40:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-10-02 06:40:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-10-02 06:40:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-02 06:40:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-02 06:40:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 06:40:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 06:40:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-02 06:40:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2019-10-02 06:40:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2019-10-02 06:40:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_hash [2019-10-02 06:40:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clear_hash [2019-10-02 06:40:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_hash [2019-10-02 06:40:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-02 06:40:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-10-02 06:40:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2019-10-02 06:40:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2019-10-02 06:40:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-02 06:40:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2019-10-02 06:40:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2019-10-02 06:40:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2019-10-02 06:40:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-02 06:40:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-02 06:40:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2019-10-02 06:40:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_unref [2019-10-02 06:40:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2019-10-02 06:40:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-02 06:40:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2019-10-02 06:40:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2019-10-02 06:40:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2019-10-02 06:40:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2019-10-02 06:40:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2019-10-02 06:40:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2019-10-02 06:40:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2019-10-02 06:40:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2019-10-02 06:40:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2019-10-02 06:40:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2019-10-02 06:40:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2019-10-02 06:40:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_synchronize [2019-10-02 06:40:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 06:40:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 06:40:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notifier_info_to_dev [2019-10-02 06:40:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2019-10-02 06:40:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 06:40:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 06:40:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 06:40:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 06:40:11,446 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 06:40:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_sent_queue [2019-10-02 06:40:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2019-10-02 06:40:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_completed_queue [2019-10-02 06:40:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2019-10-02 06:40:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_reset_queue [2019-10-02 06:40:11,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_reset_queue [2019-10-02 06:40:11,448 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-10-02 06:40:11,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-02 06:40:11,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-10-02 06:40:11,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2019-10-02 06:40:11,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2019-10-02 06:40:11,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2019-10-02 06:40:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock [2019-10-02 06:40:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock [2019-10-02 06:40:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2019-10-02 06:40:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-10-02 06:40:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-10-02 06:40:11,451 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-02 06:40:11,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-02 06:40:11,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-10-02 06:40:11,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-10-02 06:40:11,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2019-10-02 06:40:11,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-10-02 06:40:11,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-10-02 06:40:11,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2019-10-02 06:40:11,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-10-02 06:40:11,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2019-10-02 06:40:11,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 06:40:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 06:40:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-10-02 06:40:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_pcie_cap [2019-10-02 06:40:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2019-10-02 06:40:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-10-02 06:40:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-10-02 06:40:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-10-02 06:40:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 06:40:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2019-10-02 06:40:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2019-10-02 06:40:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2019-10-02 06:40:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdrlen [2019-10-02 06:40:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2019-10-02 06:40:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2019-10-02 06:40:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2019-10-02 06:40:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2019-10-02 06:40:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2019-10-02 06:40:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2019-10-02 06:40:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2019-10-02 06:40:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2019-10-02 06:40:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2019-10-02 06:40:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2019-10-02 06:40:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2019-10-02 06:40:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2019-10-02 06:40:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2019-10-02 06:40:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2019-10-02 06:40:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2019-10-02 06:40:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2019-10-02 06:40:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_on [2019-10-02 06:40:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2019-10-02 06:40:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_gmac_reset [2019-10-02 06:40:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2019-10-02 06:40:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2019-10-02 06:40:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_down [2019-10-02 06:40:11,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_ipg [2019-10-02 06:40:11,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2019-10-02 06:40:11,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2019-10-02 06:40:11,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_init [2019-10-02 06:40:11,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2019-10-02 06:40:11,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mac_init [2019-10-02 06:40:11,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2019-10-02 06:40:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2019-10-02 06:40:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2019-10-02 06:40:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2019-10-02 06:40:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_init [2019-10-02 06:40:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2019-10-02 06:40:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2019-10-02 06:40:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_rx_threshold [2019-10-02 06:40:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_rx_data_size [2019-10-02 06:40:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2019-10-02 06:40:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2019-10-02 06:40:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2019-10-02 06:40:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2019-10-02 06:40:11,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_checksum [2019-10-02 06:40:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2019-10-02 06:40:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2019-10-02 06:40:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2019-10-02 06:40:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ioctl [2019-10-02 06:40:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2019-10-02 06:40:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_pad [2019-10-02 06:40:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2019-10-02 06:40:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2019-10-02 06:40:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2019-10-02 06:40:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2019-10-02 06:40:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_buffers [2019-10-02 06:40:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2019-10-02 06:40:11,477 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2019-10-02 06:40:11,477 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2019-10-02 06:40:11,477 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2019-10-02 06:40:11,477 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_inuse [2019-10-02 06:40:11,477 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2019-10-02 06:40:11,477 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_le_req [2019-10-02 06:40:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2019-10-02 06:40:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_xmit_frame [2019-10-02 06:40:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2019-10-02 06:40:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_reset [2019-10-02 06:40:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2019-10-02 06:40:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2019-10-02 06:40:11,478 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_speed [2019-10-02 06:40:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_link_up [2019-10-02 06:40:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_link_down [2019-10-02 06:40:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_flow [2019-10-02 06:40:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_autoneg_done [2019-10-02 06:40:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_intr [2019-10-02 06:40:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qlink_intr [2019-10-02 06:40:11,479 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2019-10-02 06:40:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_change_mtu [2019-10-02 06:40:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure needs_copy [2019-10-02 06:40:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_copy [2019-10-02 06:40:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put_frags [2019-10-02 06:40:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure receive_new [2019-10-02 06:40:11,480 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_receive [2019-10-02 06:40:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_done [2019-10-02 06:40:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_skb_rx [2019-10-02 06:40:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_done [2019-10-02 06:40:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_checksum [2019-10-02 06:40:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_tag [2019-10-02 06:40:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_hash [2019-10-02 06:40:11,481 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_status_intr [2019-10-02 06:40:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_error [2019-10-02 06:40:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_intr [2019-10-02 06:40:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mac_intr [2019-10-02 06:40:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_le_error [2019-10-02 06:40:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_hung [2019-10-02 06:40:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_watchdog [2019-10-02 06:40:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_err_intr [2019-10-02 06:40:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_poll [2019-10-02 06:40:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_intr [2019-10-02 06:40:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2019-10-02 06:40:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2019-10-02 06:40:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2019-10-02 06:40:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2019-10-02 06:40:11,483 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init [2019-10-02 06:40:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2019-10-02 06:40:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_detach [2019-10-02 06:40:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reattach [2019-10-02 06:40:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2019-10-02 06:40:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2019-10-02 06:40:11,484 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_restart [2019-10-02 06:40:11,486 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2019-10-02 06:40:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_wol [2019-10-02 06:40:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_wol [2019-10-02 06:40:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2019-10-02 06:40:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_settings [2019-10-02 06:40:11,490 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_settings [2019-10-02 06:40:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_drvinfo [2019-10-02 06:40:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_msglevel [2019-10-02 06:40:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2019-10-02 06:40:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_stats [2019-10-02 06:40:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_msglevel [2019-10-02 06:40:11,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_sset_count [2019-10-02 06:40:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_ethtool_stats [2019-10-02 06:40:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_strings [2019-10-02 06:40:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_mac_address [2019-10-02 06:40:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_stats [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_phys_id [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_pauseparam [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_pauseparam [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_coalesce [2019-10-02 06:40:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_coalesce [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_ringparam [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_ringparam [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reg_access_ok [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2019-10-02 06:40:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_read [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_write [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_eeprom [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_fix_features [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_features [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_vpd [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_debug_show [2019-10-02 06:40:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_debug_open [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_device_event [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_debug_init [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_debug_cleanup [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_test_intr [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_test_msi [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_name [2019-10-02 06:40:11,499 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_probe [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_module [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_cleanup_module [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2019-10-02 06:40:11,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_sky2_init_module_22_11 [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_17_1 [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_18_1 [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_20_1 [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_file_operations_instance_9_22_4 [2019-10-02 06:40:11,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_platform_instance_16_22_5 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_10_1 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_13_2 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_11_1 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_15_2 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_16_2 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_deregister_6_5 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_pm_register_6_6 [2019-10-02 06:40:11,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_14_4 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_19_2 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_21_2 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_file_operations_instance_9_22_6 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_platform_instance_16_22_7 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_11 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_12 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_15 [2019-10-02 06:40:11,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_16 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_17 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_18 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_19 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_20 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_21 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_22 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_25 [2019-10-02 06:40:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_28 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_29 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_32 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_35 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_38 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_39 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_40 [2019-10-02 06:40:11,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_43 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_44 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_45 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_46 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_47 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_48 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_49 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_50 [2019-10-02 06:40:11,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_53 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_56 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_57 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_58 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_59 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_60 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_3_8 [2019-10-02 06:40:11,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_7_3 [2019-10-02 06:40:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_22 [2019-10-02 06:40:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 06:40:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 06:40:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_22 [2019-10-02 06:40:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_callback_0_5 [2019-10-02 06:40:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 06:40:11,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_release_0_2 [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_2_5 [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_1_3 [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_2_3 [2019-10-02 06:40:11,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2019-10-02 06:40:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2019-10-02 06:40:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-10-02 06:40:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_3 [2019-10-02 06:40:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_4_17 [2019-10-02 06:40:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_4_2 [2019-10-02 06:40:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_4_5 [2019-10-02 06:40:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_4_6 [2019-10-02 06:40:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_4_3 [2019-10-02 06:40:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_4_8 [2019-10-02 06:40:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_4_7 [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_4 [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_probe_6_14 [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_release_6_3 [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_complete_5_3 [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_5_15 [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_late_5_14 [2019-10-02 06:40:11,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_freeze_noirq_5_12 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_5_9 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_late_5_8 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_poweroff_noirq_5_6 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_prepare_5_22 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_5_4 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_early_5_7 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_restore_noirq_5_5 [2019-10-02 06:40:11,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_5_16 [2019-10-02 06:40:11,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_early_5_17 [2019-10-02 06:40:11,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_resume_noirq_5_19 [2019-10-02 06:40:11,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_idle_5_27 [2019-10-02 06:40:11,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_resume_5_24 [2019-10-02 06:40:11,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_runtime_suspend_5_25 [2019-10-02 06:40:11,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_5_21 [2019-10-02 06:40:11,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_late_5_18 [2019-10-02 06:40:11,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_suspend_noirq_5_20 [2019-10-02 06:40:11,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_5_10 [2019-10-02 06:40:11,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_early_5_13 [2019-10-02 06:40:11,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_instance_thaw_noirq_5_11 [2019-10-02 06:40:11,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_platform_instance_6 [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_pm_ops_instance_5 [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_14_6 [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_notifier [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_notifier_block_dummy_resourceless_instance_7 [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_8_2 [2019-10-02 06:40:11,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_8 [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_17_2 [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_46 [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_49 [2019-10-02 06:40:11,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_51 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_52 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_58 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_59 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_89 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_92 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_93 [2019-10-02 06:40:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_94 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_95 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_96 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_notifier_99 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier_100 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_101 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_102 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_103 [2019-10-02 06:40:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_104 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_105 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_106 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_107 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_108 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_109 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_110 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_111 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_112 [2019-10-02 06:40:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_113 [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_114 [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_115 [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_116 [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 06:40:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-10-02 06:40:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-10-02 06:40:11,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-10-02 06:40:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-10-02 06:40:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-10-02 06:40:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-10-02 06:40:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-10-02 06:40:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-10-02 06:40:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 06:40:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 06:40:11,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 06:40:11,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-02 06:40:11,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-02 06:40:11,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-02 06:40:11,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-10-02 06:40:11,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_res_counter [2019-10-02 06:40:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_res_counter [2019-10-02 06:40:11,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_res_counter [2019-10-02 06:40:11,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-10-02 06:40:11,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_res_counter [2019-10-02 06:40:11,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_res_counter [2019-10-02 06:40:11,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_res_counter [2019-10-02 06:40:11,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-10-02 06:40:11,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-02 06:40:11,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_sky2_port [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2019-10-02 06:40:11,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_phy_lock_of_sky2_port [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_phy_lock_of_sky2_port [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_phy_lock_of_sky2_port [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_phy_lock_of_sky2_port [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_phy_lock_of_sky2_port [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_phy_lock_of_sky2_port [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-10-02 06:40:11,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-02 06:40:11,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-10-02 06:40:11,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-10-02 06:40:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-10-02 06:40:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-10-02 06:40:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-10-02 06:40:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-10-02 06:40:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-02 06:40:11,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 06:40:11,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-02 06:40:11,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_disable_ip [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_enable_ip [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-02 06:40:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-02 06:40:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-02 06:40:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2019-10-02 06:40:11,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_rename [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_notice [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-02 06:40:11,551 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_completed [2019-10-02 06:40:11,552 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_reset [2019-10-02 06:40:11,552 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-10-02 06:40:11,552 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-10-02 06:40:11,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_op_get_link [2019-10-02 06:40:11,552 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-10-02 06:40:11,552 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-10-02 06:40:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-02 06:40:11,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2019-10-02 06:40:11,555 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2019-10-02 06:40:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_block [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2019-10-02 06:40:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_pme_capable [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_vpd [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-02 06:40:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice_notifier [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-10-02 06:40:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-02 06:40:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 06:40:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 06:40:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 06:40:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 06:40:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 06:40:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_prefetch [2019-10-02 06:40:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 06:40:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-10-02 06:40:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-10-02 06:40:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 06:40:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-10-02 06:40:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 06:40:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 06:40:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 06:40:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2019-10-02 06:40:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 06:40:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 06:40:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-02 06:40:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-02 06:40:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-02 06:40:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_sky2_port [2019-10-02 06:40:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2019-10-02 06:40:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-10-02 06:40:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-10-02 06:40:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 06:40:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-10-02 06:40:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-10-02 06:40:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-10-02 06:40:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-10-02 06:40:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-10-02 06:40:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 06:40:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-10-02 06:40:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-10-02 06:40:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-10-02 06:40:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 06:40:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 06:40:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_disable_ip [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_enable_ip [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-02 06:40:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_46 [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_51 [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_94 [2019-10-02 06:40:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_49 [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_52 [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_95 [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2019-10-02 06:40:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_93 [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_96 [2019-10-02 06:40:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_110 [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_114 [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-02 06:40:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-02 06:40:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-02 06:40:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2019-10-02 06:40:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_58 [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_59 [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure dev_notice [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 06:40:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure compound_head [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure dql_queued [2019-10-02 06:40:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure dql_completed [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure dql_reset [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 06:40:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-02 06:40:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-02 06:40:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-10-02 06:40:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-10-02 06:40:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 06:40:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_hash [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clear_hash [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_hash [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 06:40:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2019-10-02 06:40:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_unref [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_op_get_link [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2019-10-02 06:40:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2019-10-02 06:40:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure napi_synchronize [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice_notifier [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_notifier_99 [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2019-10-02 06:40:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier_100 [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notifier_info_to_dev [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_107 [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_109 [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_113 [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-10-02 06:40:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_sent_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2019-10-02 06:40:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_completed_queue [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_reset_queue [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_reset_queue [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2019-10-02 06:40:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2019-10-02 06:40:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_104 [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_105 [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_106 [2019-10-02 06:40:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_108 [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_111 [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2019-10-02 06:40:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_pme_capable [2019-10-02 06:40:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_vpd [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_115 [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_116 [2019-10-02 06:40:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_block [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-10-02 06:40:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_pcie_cap [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2019-10-02 06:40:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_101 [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-10-02 06:40:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_89 [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_102 [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_92 [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_103 [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_112 [2019-10-02 06:40:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdrlen [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2019-10-02 06:40:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_rename [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2019-10-02 06:40:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2019-10-02 06:40:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_intr [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2019-10-02 06:40:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_on [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_gmac_reset [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_down [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_ipg [2019-10-02 06:40:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_init [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mac_init [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2019-10-02 06:40:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure tx_init [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_rx_threshold [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_rx_data_size [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2019-10-02 06:40:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_checksum [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ioctl [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_pad [2019-10-02 06:40:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_buffers [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2019-10-02 06:40:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure tx_inuse [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure tx_le_req [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_xmit_frame [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_reset [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2019-10-02 06:40:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_speed [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_link_up [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_link_down [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_flow [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_autoneg_done [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_intr [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qlink_intr [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2019-10-02 06:40:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_change_mtu [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure needs_copy [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure receive_copy [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put_frags [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure receive_new [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_receive [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_done [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_skb_rx [2019-10-02 06:40:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_done [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_checksum [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_tag [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_hash [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_status_intr [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_error [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_intr [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mac_intr [2019-10-02 06:40:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_le_error [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_hung [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_watchdog [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_err_intr [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_poll [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2019-10-02 06:40:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2019-10-02 06:40:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init [2019-10-02 06:40:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2019-10-02 06:40:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_detach [2019-10-02 06:40:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reattach [2019-10-02 06:40:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2019-10-02 06:40:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2019-10-02 06:40:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_restart [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_wol [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_wol [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_settings [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_settings [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_drvinfo [2019-10-02 06:40:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_msglevel [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_stats [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_msglevel [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_sset_count [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_ethtool_stats [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_strings [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_mac_address [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2019-10-02 06:40:11,619 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_stats [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_phys_id [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_pauseparam [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_pauseparam [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_coalesce [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_coalesce [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_ringparam [2019-10-02 06:40:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_ringparam [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reg_access_ok [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_read [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_write [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom [2019-10-02 06:40:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_eeprom [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_fix_features [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_features [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_vpd [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_debug_show [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_debug_open [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_device_event [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_debug_init [2019-10-02 06:40:11,622 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_debug_cleanup [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_test_intr [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_test_msi [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_name [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_probe [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2019-10-02 06:40:11,623 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_module [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_cleanup_module [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_sky2_init_module_22_11 [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-10-02 06:40:11,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_17_1 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_18_1 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_20_1 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_file_operations_instance_9_22_4 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_platform_instance_16_22_5 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_10_1 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_13_2 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_11_1 [2019-10-02 06:40:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_15_2 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_16_2 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_deregister_6_5 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_pm_register_6_6 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_14_4 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_19_2 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_21_2 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_file_operations_instance_9_22_6 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_platform_instance_16_22_7 [2019-10-02 06:40:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_11 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_12 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_15 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_16 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_17 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_18 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_19 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_20 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_21 [2019-10-02 06:40:11,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_22 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_25 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_28 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_29 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_3 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_32 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_35 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_38 [2019-10-02 06:40:11,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_39 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_40 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_43 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_44 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_45 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_46 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_47 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_48 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_49 [2019-10-02 06:40:11,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_50 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_53 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_56 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_57 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_58 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_59 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_60 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_7 [2019-10-02 06:40:11,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_3_8 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_7_3 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_22 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_file_operations_instance_0 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_22 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_callback_0_5 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_probe_0_12 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_release_0_2 [2019-10-02 06:40:11,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_instance_write_0_4 [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_2_5 [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_1_3 [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_2_3 [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2019-10-02 06:40:11,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_3 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_4_17 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_4_2 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_4_5 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_4_6 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_4_3 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_4_8 [2019-10-02 06:40:11,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_4_7 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_4 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_probe_6_14 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_release_6_3 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_complete_5_3 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_5_15 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_late_5_14 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_freeze_noirq_5_12 [2019-10-02 06:40:11,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_5_9 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_late_5_8 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_poweroff_noirq_5_6 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_prepare_5_22 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_5_4 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_early_5_7 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_restore_noirq_5_5 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_5_16 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_early_5_17 [2019-10-02 06:40:11,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_resume_noirq_5_19 [2019-10-02 06:40:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_idle_5_27 [2019-10-02 06:40:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_resume_5_24 [2019-10-02 06:40:11,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_runtime_suspend_5_25 [2019-10-02 06:40:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_5_21 [2019-10-02 06:40:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_late_5_18 [2019-10-02 06:40:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_suspend_noirq_5_20 [2019-10-02 06:40:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_5_10 [2019-10-02 06:40:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_early_5_13 [2019-10-02 06:40:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_instance_thaw_noirq_5_11 [2019-10-02 06:40:11,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_platform_instance_6 [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_pm_ops_instance_5 [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_14_6 [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_notifier [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_notifier_block_dummy_resourceless_instance_7 [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_8_2 [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_8 [2019-10-02 06:40:11,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_17_2 [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 06:40:11,640 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 06:40:11,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-10-02 06:40:11,642 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-10-02 06:40:11,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2019-10-02 06:40:11,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-10-02 06:40:11,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-10-02 06:40:11,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-10-02 06:40:11,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-10-02 06:40:11,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_res_counter [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_res_counter [2019-10-02 06:40:11,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_res_counter [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_res_counter [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_res_counter [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_res_counter [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_res_counter [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_res_counter [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-10-02 06:40:11,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_phy_lock_of_sky2_port [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_phy_lock_of_sky2_port [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_phy_lock_of_sky2_port [2019-10-02 06:40:11,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_phy_lock_of_sky2_port [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_phy_lock_of_sky2_port [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_phy_lock_of_sky2_port [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-10-02 06:40:11,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-10-02 06:40:11,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_sk_dst_lock_of_sock [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_sk_dst_lock_of_sock [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_sk_dst_lock_of_sock [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_sk_dst_lock_of_sock [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_sk_dst_lock_of_sock [2019-10-02 06:40:11,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_sk_dst_lock_of_sock [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_sk_dst_lock_of_sock [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_sk_dst_lock_of_sock [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_slock_of_NOT_ARG_SIGN [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-10-02 06:40:11,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 06:40:11,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 06:40:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 06:40:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 06:40:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 06:40:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 06:40:11,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 06:40:24,824 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 06:40:33,775 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 06:40:33,776 INFO L283 CfgBuilder]: Removed 13 assume(true) statements. [2019-10-02 06:40:33,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 06:40:33 BoogieIcfgContainer [2019-10-02 06:40:33,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 06:40:33,782 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 06:40:33,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 06:40:33,786 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 06:40:33,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 06:39:57" (1/3) ... [2019-10-02 06:40:33,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6131db8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 06:40:33, skipping insertion in model container [2019-10-02 06:40:33,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 06:40:10" (2/3) ... [2019-10-02 06:40:33,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6131db8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 06:40:33, skipping insertion in model container [2019-10-02 06:40:33,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 06:40:33" (3/3) ... [2019-10-02 06:40:33,792 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2019-10-02 06:40:33,804 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 06:40:33,825 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-02 06:40:33,844 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-02 06:40:33,915 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 06:40:33,916 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 06:40:33,916 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 06:40:33,916 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 06:40:33,916 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 06:40:33,916 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 06:40:33,916 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 06:40:33,917 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 06:40:33,917 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 06:40:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 6390 states. [2019-10-02 06:40:34,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-02 06:40:34,050 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:40:34,051 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2019-10-02 06:40:34,053 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:40:34,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:40:34,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1740288880, now seen corresponding path program 1 times [2019-10-02 06:40:34,061 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:40:34,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:40:34,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:40:34,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:40:34,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:40:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:40:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 06:40:35,446 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:40:35,447 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 06:40:35,451 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 06:40:35,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 06:40:35,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 06:40:35,470 INFO L87 Difference]: Start difference. First operand 6390 states. Second operand 6 states. [2019-10-02 06:41:06,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:06,377 INFO L93 Difference]: Finished difference Result 9944 states and 13385 transitions. [2019-10-02 06:41:06,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 06:41:06,378 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2019-10-02 06:41:06,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:06,445 INFO L225 Difference]: With dead ends: 9944 [2019-10-02 06:41:06,445 INFO L226 Difference]: Without dead ends: 5036 [2019-10-02 06:41:06,480 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-02 06:41:06,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5036 states. [2019-10-02 06:41:06,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5036 to 5019. [2019-10-02 06:41:06,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5019 states. [2019-10-02 06:41:06,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5019 states to 5019 states and 6574 transitions. [2019-10-02 06:41:06,893 INFO L78 Accepts]: Start accepts. Automaton has 5019 states and 6574 transitions. Word has length 94 [2019-10-02 06:41:06,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:06,895 INFO L475 AbstractCegarLoop]: Abstraction has 5019 states and 6574 transitions. [2019-10-02 06:41:06,895 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 06:41:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 5019 states and 6574 transitions. [2019-10-02 06:41:06,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-10-02 06:41:06,901 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:06,902 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2019-10-02 06:41:06,902 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:06,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:06,903 INFO L82 PathProgramCache]: Analyzing trace with hash -1862207064, now seen corresponding path program 1 times [2019-10-02 06:41:06,903 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:06,903 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:06,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:06,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:06,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 06:41:07,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:07,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:07,554 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:07,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:07,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:07,555 INFO L87 Difference]: Start difference. First operand 5019 states and 6574 transitions. Second operand 5 states. [2019-10-02 06:41:07,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:07,907 INFO L93 Difference]: Finished difference Result 5025 states and 6579 transitions. [2019-10-02 06:41:07,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:07,908 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 99 [2019-10-02 06:41:07,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:07,955 INFO L225 Difference]: With dead ends: 5025 [2019-10-02 06:41:07,956 INFO L226 Difference]: Without dead ends: 5023 [2019-10-02 06:41:07,961 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:07,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5023 states. [2019-10-02 06:41:08,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5023 to 5023. [2019-10-02 06:41:08,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5023 states. [2019-10-02 06:41:08,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 5023 states and 6577 transitions. [2019-10-02 06:41:08,308 INFO L78 Accepts]: Start accepts. Automaton has 5023 states and 6577 transitions. Word has length 99 [2019-10-02 06:41:08,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:08,309 INFO L475 AbstractCegarLoop]: Abstraction has 5023 states and 6577 transitions. [2019-10-02 06:41:08,309 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:08,310 INFO L276 IsEmpty]: Start isEmpty. Operand 5023 states and 6577 transitions. [2019-10-02 06:41:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-02 06:41:08,319 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:08,320 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2019-10-02 06:41:08,320 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:08,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:08,321 INFO L82 PathProgramCache]: Analyzing trace with hash 375582256, now seen corresponding path program 1 times [2019-10-02 06:41:08,321 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:08,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:08,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:08,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:08,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:09,089 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-02 06:41:09,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:09,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:09,090 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:09,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:09,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:09,091 INFO L87 Difference]: Start difference. First operand 5023 states and 6577 transitions. Second operand 5 states. [2019-10-02 06:41:09,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:09,464 INFO L93 Difference]: Finished difference Result 5029 states and 6582 transitions. [2019-10-02 06:41:09,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:09,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2019-10-02 06:41:09,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:09,509 INFO L225 Difference]: With dead ends: 5029 [2019-10-02 06:41:09,509 INFO L226 Difference]: Without dead ends: 5027 [2019-10-02 06:41:09,514 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:09,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5027 states. [2019-10-02 06:41:09,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5027 to 5027. [2019-10-02 06:41:09,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5027 states. [2019-10-02 06:41:09,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 5027 states and 6580 transitions. [2019-10-02 06:41:09,860 INFO L78 Accepts]: Start accepts. Automaton has 5027 states and 6580 transitions. Word has length 104 [2019-10-02 06:41:09,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:09,861 INFO L475 AbstractCegarLoop]: Abstraction has 5027 states and 6580 transitions. [2019-10-02 06:41:09,861 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:09,861 INFO L276 IsEmpty]: Start isEmpty. Operand 5027 states and 6580 transitions. [2019-10-02 06:41:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-10-02 06:41:09,863 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:09,863 INFO L411 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 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] [2019-10-02 06:41:09,864 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:09,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:09,864 INFO L82 PathProgramCache]: Analyzing trace with hash 206153320, now seen corresponding path program 1 times [2019-10-02 06:41:09,864 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:09,864 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:09,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:09,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:09,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:10,421 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-02 06:41:10,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:10,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:10,422 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:10,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:10,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:10,423 INFO L87 Difference]: Start difference. First operand 5027 states and 6580 transitions. Second operand 5 states. [2019-10-02 06:41:10,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:10,819 INFO L93 Difference]: Finished difference Result 5033 states and 6585 transitions. [2019-10-02 06:41:10,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:10,820 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 109 [2019-10-02 06:41:10,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:10,865 INFO L225 Difference]: With dead ends: 5033 [2019-10-02 06:41:10,865 INFO L226 Difference]: Without dead ends: 5031 [2019-10-02 06:41:10,870 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:10,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5031 states. [2019-10-02 06:41:11,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5031 to 5031. [2019-10-02 06:41:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5031 states. [2019-10-02 06:41:11,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5031 states to 5031 states and 6583 transitions. [2019-10-02 06:41:11,328 INFO L78 Accepts]: Start accepts. Automaton has 5031 states and 6583 transitions. Word has length 109 [2019-10-02 06:41:11,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:11,329 INFO L475 AbstractCegarLoop]: Abstraction has 5031 states and 6583 transitions. [2019-10-02 06:41:11,329 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:11,329 INFO L276 IsEmpty]: Start isEmpty. Operand 5031 states and 6583 transitions. [2019-10-02 06:41:11,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-10-02 06:41:11,332 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:11,333 INFO L411 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 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] [2019-10-02 06:41:11,333 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:11,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:11,333 INFO L82 PathProgramCache]: Analyzing trace with hash 830630128, now seen corresponding path program 1 times [2019-10-02 06:41:11,334 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:11,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:11,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:11,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:11,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-10-02 06:41:11,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:11,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:11,900 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:11,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:11,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:11,901 INFO L87 Difference]: Start difference. First operand 5031 states and 6583 transitions. Second operand 5 states. [2019-10-02 06:41:12,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:12,292 INFO L93 Difference]: Finished difference Result 5037 states and 6588 transitions. [2019-10-02 06:41:12,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:12,292 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2019-10-02 06:41:12,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:12,337 INFO L225 Difference]: With dead ends: 5037 [2019-10-02 06:41:12,337 INFO L226 Difference]: Without dead ends: 5035 [2019-10-02 06:41:12,341 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:12,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5035 states. [2019-10-02 06:41:12,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5035 to 5035. [2019-10-02 06:41:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5035 states. [2019-10-02 06:41:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 5035 states and 6586 transitions. [2019-10-02 06:41:12,682 INFO L78 Accepts]: Start accepts. Automaton has 5035 states and 6586 transitions. Word has length 114 [2019-10-02 06:41:12,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:12,684 INFO L475 AbstractCegarLoop]: Abstraction has 5035 states and 6586 transitions. [2019-10-02 06:41:12,684 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:12,684 INFO L276 IsEmpty]: Start isEmpty. Operand 5035 states and 6586 transitions. [2019-10-02 06:41:12,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-10-02 06:41:12,689 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:12,690 INFO L411 BasicCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 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] [2019-10-02 06:41:12,690 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:12,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:12,690 INFO L82 PathProgramCache]: Analyzing trace with hash -2086464728, now seen corresponding path program 1 times [2019-10-02 06:41:12,690 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:12,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:12,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:12,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:12,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:13,220 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-10-02 06:41:13,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:13,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:13,221 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:13,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:13,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:13,223 INFO L87 Difference]: Start difference. First operand 5035 states and 6586 transitions. Second operand 5 states. [2019-10-02 06:41:13,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:13,514 INFO L93 Difference]: Finished difference Result 5041 states and 6591 transitions. [2019-10-02 06:41:13,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:13,514 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2019-10-02 06:41:13,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:13,554 INFO L225 Difference]: With dead ends: 5041 [2019-10-02 06:41:13,555 INFO L226 Difference]: Without dead ends: 5039 [2019-10-02 06:41:13,558 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:13,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5039 states. [2019-10-02 06:41:13,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5039 to 5039. [2019-10-02 06:41:13,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5039 states. [2019-10-02 06:41:13,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5039 states to 5039 states and 6589 transitions. [2019-10-02 06:41:13,814 INFO L78 Accepts]: Start accepts. Automaton has 5039 states and 6589 transitions. Word has length 119 [2019-10-02 06:41:13,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:13,814 INFO L475 AbstractCegarLoop]: Abstraction has 5039 states and 6589 transitions. [2019-10-02 06:41:13,814 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:13,814 INFO L276 IsEmpty]: Start isEmpty. Operand 5039 states and 6589 transitions. [2019-10-02 06:41:13,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-02 06:41:13,818 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:13,819 INFO L411 BasicCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 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] [2019-10-02 06:41:13,819 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:13,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:13,820 INFO L82 PathProgramCache]: Analyzing trace with hash -49732688, now seen corresponding path program 1 times [2019-10-02 06:41:13,820 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:13,820 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:13,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:13,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:13,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-10-02 06:41:14,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:14,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:14,321 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:14,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:14,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:14,322 INFO L87 Difference]: Start difference. First operand 5039 states and 6589 transitions. Second operand 5 states. [2019-10-02 06:41:14,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:14,656 INFO L93 Difference]: Finished difference Result 5045 states and 6594 transitions. [2019-10-02 06:41:14,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:14,656 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2019-10-02 06:41:14,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:14,696 INFO L225 Difference]: With dead ends: 5045 [2019-10-02 06:41:14,696 INFO L226 Difference]: Without dead ends: 5043 [2019-10-02 06:41:14,700 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:14,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5043 states. [2019-10-02 06:41:14,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5043 to 5043. [2019-10-02 06:41:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5043 states. [2019-10-02 06:41:14,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 5043 states and 6592 transitions. [2019-10-02 06:41:14,996 INFO L78 Accepts]: Start accepts. Automaton has 5043 states and 6592 transitions. Word has length 124 [2019-10-02 06:41:14,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:14,998 INFO L475 AbstractCegarLoop]: Abstraction has 5043 states and 6592 transitions. [2019-10-02 06:41:14,998 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:14,998 INFO L276 IsEmpty]: Start isEmpty. Operand 5043 states and 6592 transitions. [2019-10-02 06:41:15,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-02 06:41:15,001 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:15,001 INFO L411 BasicCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 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] [2019-10-02 06:41:15,001 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:15,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:15,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1457700888, now seen corresponding path program 1 times [2019-10-02 06:41:15,002 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:15,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:15,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:15,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:15,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-10-02 06:41:15,619 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:15,620 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:15,621 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:15,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:15,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:15,622 INFO L87 Difference]: Start difference. First operand 5043 states and 6592 transitions. Second operand 5 states. [2019-10-02 06:41:15,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:15,937 INFO L93 Difference]: Finished difference Result 5049 states and 6597 transitions. [2019-10-02 06:41:15,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:15,937 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2019-10-02 06:41:15,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:15,967 INFO L225 Difference]: With dead ends: 5049 [2019-10-02 06:41:15,967 INFO L226 Difference]: Without dead ends: 5047 [2019-10-02 06:41:15,972 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:15,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5047 states. [2019-10-02 06:41:16,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5047 to 5047. [2019-10-02 06:41:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5047 states. [2019-10-02 06:41:16,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 5047 states and 6595 transitions. [2019-10-02 06:41:16,243 INFO L78 Accepts]: Start accepts. Automaton has 5047 states and 6595 transitions. Word has length 129 [2019-10-02 06:41:16,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:16,244 INFO L475 AbstractCegarLoop]: Abstraction has 5047 states and 6595 transitions. [2019-10-02 06:41:16,244 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:16,244 INFO L276 IsEmpty]: Start isEmpty. Operand 5047 states and 6595 transitions. [2019-10-02 06:41:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-10-02 06:41:16,246 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:16,247 INFO L411 BasicCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 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] [2019-10-02 06:41:16,247 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:16,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:16,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1863901584, now seen corresponding path program 1 times [2019-10-02 06:41:16,247 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:16,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:16,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:16,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:16,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:16,747 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2019-10-02 06:41:16,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:16,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:16,748 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:16,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:16,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:16,748 INFO L87 Difference]: Start difference. First operand 5047 states and 6595 transitions. Second operand 5 states. [2019-10-02 06:41:17,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:17,088 INFO L93 Difference]: Finished difference Result 5053 states and 6600 transitions. [2019-10-02 06:41:17,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:17,089 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2019-10-02 06:41:17,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:17,113 INFO L225 Difference]: With dead ends: 5053 [2019-10-02 06:41:17,113 INFO L226 Difference]: Without dead ends: 5051 [2019-10-02 06:41:17,117 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:17,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5051 states. [2019-10-02 06:41:17,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5051 to 5051. [2019-10-02 06:41:17,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5051 states. [2019-10-02 06:41:17,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5051 states to 5051 states and 6598 transitions. [2019-10-02 06:41:17,398 INFO L78 Accepts]: Start accepts. Automaton has 5051 states and 6598 transitions. Word has length 134 [2019-10-02 06:41:17,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:17,399 INFO L475 AbstractCegarLoop]: Abstraction has 5051 states and 6598 transitions. [2019-10-02 06:41:17,399 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 5051 states and 6598 transitions. [2019-10-02 06:41:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-10-02 06:41:17,402 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:17,402 INFO L411 BasicCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 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] [2019-10-02 06:41:17,402 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:17,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:17,403 INFO L82 PathProgramCache]: Analyzing trace with hash -624415576, now seen corresponding path program 1 times [2019-10-02 06:41:17,403 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:17,403 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:17,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:17,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:17,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2019-10-02 06:41:18,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:18,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 06:41:18,020 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 06:41:18,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 06:41:18,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 06:41:18,021 INFO L87 Difference]: Start difference. First operand 5051 states and 6598 transitions. Second operand 6 states. [2019-10-02 06:41:52,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:52,496 INFO L93 Difference]: Finished difference Result 5165 states and 6706 transitions. [2019-10-02 06:41:52,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 06:41:52,497 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2019-10-02 06:41:52,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:52,519 INFO L225 Difference]: With dead ends: 5165 [2019-10-02 06:41:52,520 INFO L226 Difference]: Without dead ends: 5163 [2019-10-02 06:41:52,522 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-02 06:41:52,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5163 states. [2019-10-02 06:41:52,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5163 to 5158. [2019-10-02 06:41:52,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5158 states. [2019-10-02 06:41:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5158 states to 5158 states and 6700 transitions. [2019-10-02 06:41:52,820 INFO L78 Accepts]: Start accepts. Automaton has 5158 states and 6700 transitions. Word has length 139 [2019-10-02 06:41:52,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:52,821 INFO L475 AbstractCegarLoop]: Abstraction has 5158 states and 6700 transitions. [2019-10-02 06:41:52,821 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 06:41:52,821 INFO L276 IsEmpty]: Start isEmpty. Operand 5158 states and 6700 transitions. [2019-10-02 06:41:52,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-10-02 06:41:52,824 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:52,825 INFO L411 BasicCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 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] [2019-10-02 06:41:52,825 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:52,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:52,825 INFO L82 PathProgramCache]: Analyzing trace with hash -653502160, now seen corresponding path program 1 times [2019-10-02 06:41:52,826 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:52,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:52,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:52,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:52,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:53,296 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2019-10-02 06:41:53,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:53,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:53,298 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:53,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:53,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:53,303 INFO L87 Difference]: Start difference. First operand 5158 states and 6700 transitions. Second operand 5 states. [2019-10-02 06:41:53,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:53,731 INFO L93 Difference]: Finished difference Result 5164 states and 6705 transitions. [2019-10-02 06:41:53,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:53,732 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2019-10-02 06:41:53,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:53,759 INFO L225 Difference]: With dead ends: 5164 [2019-10-02 06:41:53,760 INFO L226 Difference]: Without dead ends: 5162 [2019-10-02 06:41:53,764 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:53,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5162 states. [2019-10-02 06:41:54,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5162 to 5162. [2019-10-02 06:41:54,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5162 states. [2019-10-02 06:41:54,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5162 states to 5162 states and 6703 transitions. [2019-10-02 06:41:54,220 INFO L78 Accepts]: Start accepts. Automaton has 5162 states and 6703 transitions. Word has length 144 [2019-10-02 06:41:54,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:54,223 INFO L475 AbstractCegarLoop]: Abstraction has 5162 states and 6703 transitions. [2019-10-02 06:41:54,223 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 5162 states and 6703 transitions. [2019-10-02 06:41:54,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-02 06:41:54,229 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:54,229 INFO L411 BasicCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 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] [2019-10-02 06:41:54,229 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:54,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:54,230 INFO L82 PathProgramCache]: Analyzing trace with hash 582211944, now seen corresponding path program 1 times [2019-10-02 06:41:54,230 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:54,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:54,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:54,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:54,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:54,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:54,779 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2019-10-02 06:41:54,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:54,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:54,781 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:54,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:54,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:54,782 INFO L87 Difference]: Start difference. First operand 5162 states and 6703 transitions. Second operand 5 states. [2019-10-02 06:41:55,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:55,133 INFO L93 Difference]: Finished difference Result 5168 states and 6708 transitions. [2019-10-02 06:41:55,133 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:55,133 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2019-10-02 06:41:55,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:55,157 INFO L225 Difference]: With dead ends: 5168 [2019-10-02 06:41:55,157 INFO L226 Difference]: Without dead ends: 5166 [2019-10-02 06:41:55,161 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:55,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5166 states. [2019-10-02 06:41:55,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5166 to 5166. [2019-10-02 06:41:55,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5166 states. [2019-10-02 06:41:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5166 states to 5166 states and 6706 transitions. [2019-10-02 06:41:55,472 INFO L78 Accepts]: Start accepts. Automaton has 5166 states and 6706 transitions. Word has length 149 [2019-10-02 06:41:55,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:55,472 INFO L475 AbstractCegarLoop]: Abstraction has 5166 states and 6706 transitions. [2019-10-02 06:41:55,472 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 5166 states and 6706 transitions. [2019-10-02 06:41:55,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-10-02 06:41:55,476 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:55,476 INFO L411 BasicCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:41:55,477 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:55,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:55,477 INFO L82 PathProgramCache]: Analyzing trace with hash 69252416, now seen corresponding path program 1 times [2019-10-02 06:41:55,477 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:55,477 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:55,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:55,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:55,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2019-10-02 06:41:55,926 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:55,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:55,927 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:55,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:55,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:55,928 INFO L87 Difference]: Start difference. First operand 5166 states and 6706 transitions. Second operand 5 states. [2019-10-02 06:41:56,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:56,263 INFO L93 Difference]: Finished difference Result 5172 states and 6711 transitions. [2019-10-02 06:41:56,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:56,263 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 187 [2019-10-02 06:41:56,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:56,286 INFO L225 Difference]: With dead ends: 5172 [2019-10-02 06:41:56,287 INFO L226 Difference]: Without dead ends: 5170 [2019-10-02 06:41:56,291 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:56,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5170 states. [2019-10-02 06:41:56,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5170 to 5170. [2019-10-02 06:41:56,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5170 states. [2019-10-02 06:41:56,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5170 states to 5170 states and 6709 transitions. [2019-10-02 06:41:56,620 INFO L78 Accepts]: Start accepts. Automaton has 5170 states and 6709 transitions. Word has length 187 [2019-10-02 06:41:56,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:56,621 INFO L475 AbstractCegarLoop]: Abstraction has 5170 states and 6709 transitions. [2019-10-02 06:41:56,621 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 5170 states and 6709 transitions. [2019-10-02 06:41:56,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-02 06:41:56,625 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:56,625 INFO L411 BasicCegarLoop]: trace histogram [14, 13, 13, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:41:56,625 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:56,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:56,626 INFO L82 PathProgramCache]: Analyzing trace with hash -578767144, now seen corresponding path program 1 times [2019-10-02 06:41:56,626 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:56,626 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:56,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:56,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:56,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:57,387 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2019-10-02 06:41:57,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:57,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:41:57,389 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:41:57,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:41:57,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:41:57,390 INFO L87 Difference]: Start difference. First operand 5170 states and 6709 transitions. Second operand 5 states. [2019-10-02 06:41:57,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:41:57,725 INFO L93 Difference]: Finished difference Result 5176 states and 6714 transitions. [2019-10-02 06:41:57,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:41:57,726 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 192 [2019-10-02 06:41:57,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:41:57,748 INFO L225 Difference]: With dead ends: 5176 [2019-10-02 06:41:57,749 INFO L226 Difference]: Without dead ends: 5172 [2019-10-02 06:41:57,753 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:41:57,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5172 states. [2019-10-02 06:41:58,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5172 to 5172. [2019-10-02 06:41:58,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5172 states. [2019-10-02 06:41:58,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5172 states to 5172 states and 6710 transitions. [2019-10-02 06:41:58,072 INFO L78 Accepts]: Start accepts. Automaton has 5172 states and 6710 transitions. Word has length 192 [2019-10-02 06:41:58,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:41:58,072 INFO L475 AbstractCegarLoop]: Abstraction has 5172 states and 6710 transitions. [2019-10-02 06:41:58,073 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:41:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 5172 states and 6710 transitions. [2019-10-02 06:41:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-02 06:41:58,076 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:41:58,077 INFO L411 BasicCegarLoop]: trace histogram [15, 14, 14, 3, 3, 3, 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] [2019-10-02 06:41:58,077 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:41:58,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:41:58,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1508675248, now seen corresponding path program 1 times [2019-10-02 06:41:58,078 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:41:58,078 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:41:58,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:58,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:41:58,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:41:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:41:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2019-10-02 06:41:58,544 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:41:58,544 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 06:41:58,544 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 06:41:58,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 06:41:58,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 06:41:58,545 INFO L87 Difference]: Start difference. First operand 5172 states and 6710 transitions. Second operand 6 states. [2019-10-02 06:42:27,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:42:27,680 INFO L93 Difference]: Finished difference Result 5296 states and 6825 transitions. [2019-10-02 06:42:27,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 06:42:27,681 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 164 [2019-10-02 06:42:27,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:42:27,704 INFO L225 Difference]: With dead ends: 5296 [2019-10-02 06:42:27,704 INFO L226 Difference]: Without dead ends: 5052 [2019-10-02 06:42:27,708 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-02 06:42:27,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5052 states. [2019-10-02 06:42:28,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5052 to 5046. [2019-10-02 06:42:28,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5046 states. [2019-10-02 06:42:28,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5046 states to 5046 states and 6543 transitions. [2019-10-02 06:42:28,070 INFO L78 Accepts]: Start accepts. Automaton has 5046 states and 6543 transitions. Word has length 164 [2019-10-02 06:42:28,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:42:28,070 INFO L475 AbstractCegarLoop]: Abstraction has 5046 states and 6543 transitions. [2019-10-02 06:42:28,070 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 06:42:28,071 INFO L276 IsEmpty]: Start isEmpty. Operand 5046 states and 6543 transitions. [2019-10-02 06:42:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-02 06:42:28,075 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:42:28,075 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 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] [2019-10-02 06:42:28,077 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:42:28,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:42:28,077 INFO L82 PathProgramCache]: Analyzing trace with hash 798602243, now seen corresponding path program 1 times [2019-10-02 06:42:28,077 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:42:28,078 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:42:28,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:42:28,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:42:28,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:42:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:42:28,585 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-10-02 06:42:28,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:42:28,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 06:42:28,589 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 06:42:28,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 06:42:28,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:42:28,589 INFO L87 Difference]: Start difference. First operand 5046 states and 6543 transitions. Second operand 3 states. [2019-10-02 06:42:28,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:42:28,952 INFO L93 Difference]: Finished difference Result 9943 states and 12956 transitions. [2019-10-02 06:42:28,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 06:42:28,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2019-10-02 06:42:28,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:42:28,987 INFO L225 Difference]: With dead ends: 9943 [2019-10-02 06:42:28,988 INFO L226 Difference]: Without dead ends: 5047 [2019-10-02 06:42:29,011 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:42:29,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5047 states. [2019-10-02 06:42:29,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5047 to 5047. [2019-10-02 06:42:29,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5047 states. [2019-10-02 06:42:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5047 states to 5047 states and 6544 transitions. [2019-10-02 06:42:29,366 INFO L78 Accepts]: Start accepts. Automaton has 5047 states and 6544 transitions. Word has length 193 [2019-10-02 06:42:29,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:42:29,367 INFO L475 AbstractCegarLoop]: Abstraction has 5047 states and 6544 transitions. [2019-10-02 06:42:29,367 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 06:42:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 5047 states and 6544 transitions. [2019-10-02 06:42:29,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-02 06:42:29,371 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:42:29,372 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 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] [2019-10-02 06:42:29,372 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:42:29,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:42:29,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1499666821, now seen corresponding path program 1 times [2019-10-02 06:42:29,372 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:42:29,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:42:29,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:42:29,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:42:29,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:42:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:42:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-10-02 06:42:29,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:42:29,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 06:42:29,953 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 06:42:29,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 06:42:29,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 06:42:29,954 INFO L87 Difference]: Start difference. First operand 5047 states and 6544 transitions. Second operand 6 states. [2019-10-02 06:42:57,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:42:57,166 INFO L93 Difference]: Finished difference Result 5058 states and 6553 transitions. [2019-10-02 06:42:57,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 06:42:57,174 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 193 [2019-10-02 06:42:57,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:42:57,195 INFO L225 Difference]: With dead ends: 5058 [2019-10-02 06:42:57,195 INFO L226 Difference]: Without dead ends: 5056 [2019-10-02 06:42:57,198 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-02 06:42:57,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5056 states. [2019-10-02 06:42:57,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5056 to 5051. [2019-10-02 06:42:57,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5051 states. [2019-10-02 06:42:57,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5051 states to 5051 states and 6547 transitions. [2019-10-02 06:42:57,547 INFO L78 Accepts]: Start accepts. Automaton has 5051 states and 6547 transitions. Word has length 193 [2019-10-02 06:42:57,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:42:57,547 INFO L475 AbstractCegarLoop]: Abstraction has 5051 states and 6547 transitions. [2019-10-02 06:42:57,547 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 06:42:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand 5051 states and 6547 transitions. [2019-10-02 06:42:57,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-10-02 06:42:57,565 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:42:57,565 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 4, 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] [2019-10-02 06:42:57,566 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:42:57,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:42:57,566 INFO L82 PathProgramCache]: Analyzing trace with hash 577265671, now seen corresponding path program 1 times [2019-10-02 06:42:57,566 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:42:57,566 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:42:57,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:42:57,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:42:57,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:42:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:42:58,237 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2019-10-02 06:42:58,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:42:58,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 06:42:58,238 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 06:42:58,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 06:42:58,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 06:42:58,239 INFO L87 Difference]: Start difference. First operand 5051 states and 6547 transitions. Second operand 6 states. [2019-10-02 06:43:26,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:26,579 INFO L93 Difference]: Finished difference Result 5074 states and 6576 transitions. [2019-10-02 06:43:26,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 06:43:26,580 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 267 [2019-10-02 06:43:26,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:26,603 INFO L225 Difference]: With dead ends: 5074 [2019-10-02 06:43:26,603 INFO L226 Difference]: Without dead ends: 5072 [2019-10-02 06:43:26,607 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-02 06:43:26,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5072 states. [2019-10-02 06:43:27,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5072 to 5055. [2019-10-02 06:43:27,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5055 states. [2019-10-02 06:43:27,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5055 states to 5055 states and 6549 transitions. [2019-10-02 06:43:27,161 INFO L78 Accepts]: Start accepts. Automaton has 5055 states and 6549 transitions. Word has length 267 [2019-10-02 06:43:27,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:27,163 INFO L475 AbstractCegarLoop]: Abstraction has 5055 states and 6549 transitions. [2019-10-02 06:43:27,163 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 06:43:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 5055 states and 6549 transitions. [2019-10-02 06:43:27,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2019-10-02 06:43:27,192 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:27,193 INFO L411 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-02 06:43:27,193 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:27,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:27,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1254677712, now seen corresponding path program 1 times [2019-10-02 06:43:27,194 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:27,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:27,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:27,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:27,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2019-10-02 06:43:27,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:43:27,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 06:43:27,877 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 06:43:27,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 06:43:27,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:43:27,878 INFO L87 Difference]: Start difference. First operand 5055 states and 6549 transitions. Second operand 8 states. [2019-10-02 06:43:28,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:28,732 INFO L93 Difference]: Finished difference Result 9976 states and 13010 transitions. [2019-10-02 06:43:28,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 06:43:28,733 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 341 [2019-10-02 06:43:28,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:28,756 INFO L225 Difference]: With dead ends: 9976 [2019-10-02 06:43:28,757 INFO L226 Difference]: Without dead ends: 5071 [2019-10-02 06:43:28,781 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2019-10-02 06:43:28,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5071 states. [2019-10-02 06:43:29,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5071 to 5061. [2019-10-02 06:43:29,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5061 states. [2019-10-02 06:43:29,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5061 states to 5061 states and 6557 transitions. [2019-10-02 06:43:29,136 INFO L78 Accepts]: Start accepts. Automaton has 5061 states and 6557 transitions. Word has length 341 [2019-10-02 06:43:29,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:29,137 INFO L475 AbstractCegarLoop]: Abstraction has 5061 states and 6557 transitions. [2019-10-02 06:43:29,137 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 06:43:29,138 INFO L276 IsEmpty]: Start isEmpty. Operand 5061 states and 6557 transitions. [2019-10-02 06:43:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-10-02 06:43:29,153 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:29,154 INFO L411 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 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] [2019-10-02 06:43:29,154 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:29,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:29,155 INFO L82 PathProgramCache]: Analyzing trace with hash -446982146, now seen corresponding path program 1 times [2019-10-02 06:43:29,155 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:29,155 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:29,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:29,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:29,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-02 06:43:29,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:43:29,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:43:29,681 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:43:29,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:43:29,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:43:29,682 INFO L87 Difference]: Start difference. First operand 5061 states and 6557 transitions. Second operand 5 states. [2019-10-02 06:43:32,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:32,410 INFO L93 Difference]: Finished difference Result 5063 states and 6558 transitions. [2019-10-02 06:43:32,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:43:32,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 318 [2019-10-02 06:43:32,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:32,429 INFO L225 Difference]: With dead ends: 5063 [2019-10-02 06:43:32,429 INFO L226 Difference]: Without dead ends: 5061 [2019-10-02 06:43:32,432 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 06:43:32,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5061 states. [2019-10-02 06:43:32,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5061 to 5061. [2019-10-02 06:43:32,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5061 states. [2019-10-02 06:43:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5061 states to 5061 states and 6555 transitions. [2019-10-02 06:43:32,745 INFO L78 Accepts]: Start accepts. Automaton has 5061 states and 6555 transitions. Word has length 318 [2019-10-02 06:43:32,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:32,745 INFO L475 AbstractCegarLoop]: Abstraction has 5061 states and 6555 transitions. [2019-10-02 06:43:32,745 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:43:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 5061 states and 6555 transitions. [2019-10-02 06:43:32,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2019-10-02 06:43:32,771 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:32,771 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-10-02 06:43:32,772 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:32,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:32,772 INFO L82 PathProgramCache]: Analyzing trace with hash -764999712, now seen corresponding path program 1 times [2019-10-02 06:43:32,773 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:32,773 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:32,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:32,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:32,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:33,369 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 849 trivial. 0 not checked. [2019-10-02 06:43:33,370 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:43:33,370 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 06:43:33,371 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 06:43:33,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 06:43:33,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:33,372 INFO L87 Difference]: Start difference. First operand 5061 states and 6555 transitions. Second operand 3 states. [2019-10-02 06:43:33,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:33,797 INFO L93 Difference]: Finished difference Result 9996 states and 13105 transitions. [2019-10-02 06:43:33,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 06:43:33,798 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 476 [2019-10-02 06:43:33,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:33,822 INFO L225 Difference]: With dead ends: 9996 [2019-10-02 06:43:33,822 INFO L226 Difference]: Without dead ends: 5085 [2019-10-02 06:43:33,850 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:33,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5085 states. [2019-10-02 06:43:34,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5085 to 5063. [2019-10-02 06:43:34,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5063 states. [2019-10-02 06:43:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5063 states to 5063 states and 6557 transitions. [2019-10-02 06:43:34,287 INFO L78 Accepts]: Start accepts. Automaton has 5063 states and 6557 transitions. Word has length 476 [2019-10-02 06:43:34,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:34,288 INFO L475 AbstractCegarLoop]: Abstraction has 5063 states and 6557 transitions. [2019-10-02 06:43:34,288 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 06:43:34,288 INFO L276 IsEmpty]: Start isEmpty. Operand 5063 states and 6557 transitions. [2019-10-02 06:43:34,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2019-10-02 06:43:34,310 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:34,312 INFO L411 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:43:34,313 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:34,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:34,313 INFO L82 PathProgramCache]: Analyzing trace with hash -9464757, now seen corresponding path program 1 times [2019-10-02 06:43:34,313 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:34,313 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:34,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:34,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:34,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 853 trivial. 0 not checked. [2019-10-02 06:43:34,900 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 06:43:34,900 INFO L224 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 [2019-10-02 06:43:35,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:37,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 9297 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-02 06:43:37,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:43:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2019-10-02 06:43:38,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:43:38,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2019-10-02 06:43:38,062 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 06:43:38,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 06:43:38,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 06:43:38,063 INFO L87 Difference]: Start difference. First operand 5063 states and 6557 transitions. Second operand 4 states. [2019-10-02 06:43:38,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:38,618 INFO L93 Difference]: Finished difference Result 9987 states and 13206 transitions. [2019-10-02 06:43:38,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 06:43:38,619 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 493 [2019-10-02 06:43:38,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:38,634 INFO L225 Difference]: With dead ends: 9987 [2019-10-02 06:43:38,634 INFO L226 Difference]: Without dead ends: 5074 [2019-10-02 06:43:38,650 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 493 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 06:43:38,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5074 states. [2019-10-02 06:43:38,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5074 to 5065. [2019-10-02 06:43:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5065 states. [2019-10-02 06:43:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 5065 states and 6559 transitions. [2019-10-02 06:43:38,999 INFO L78 Accepts]: Start accepts. Automaton has 5065 states and 6559 transitions. Word has length 493 [2019-10-02 06:43:39,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:39,000 INFO L475 AbstractCegarLoop]: Abstraction has 5065 states and 6559 transitions. [2019-10-02 06:43:39,001 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 06:43:39,001 INFO L276 IsEmpty]: Start isEmpty. Operand 5065 states and 6559 transitions. [2019-10-02 06:43:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2019-10-02 06:43:39,020 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:39,021 INFO L411 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 10, 10, 10, 10, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:43:39,021 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:39,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:39,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1894531874, now seen corresponding path program 1 times [2019-10-02 06:43:39,022 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:39,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:39,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:39,048 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:39,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:39,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1141 trivial. 0 not checked. [2019-10-02 06:43:39,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:43:39,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:43:39,976 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:43:39,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:43:39,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:43:39,986 INFO L87 Difference]: Start difference. First operand 5065 states and 6559 transitions. Second operand 5 states. [2019-10-02 06:43:42,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:42,915 INFO L93 Difference]: Finished difference Result 5067 states and 6560 transitions. [2019-10-02 06:43:42,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:43:42,916 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 677 [2019-10-02 06:43:42,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:42,938 INFO L225 Difference]: With dead ends: 5067 [2019-10-02 06:43:42,938 INFO L226 Difference]: Without dead ends: 4734 [2019-10-02 06:43:42,944 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 06:43:42,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4734 states. [2019-10-02 06:43:43,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4734 to 4734. [2019-10-02 06:43:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4734 states. [2019-10-02 06:43:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 4734 states and 6131 transitions. [2019-10-02 06:43:43,211 INFO L78 Accepts]: Start accepts. Automaton has 4734 states and 6131 transitions. Word has length 677 [2019-10-02 06:43:43,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:43,212 INFO L475 AbstractCegarLoop]: Abstraction has 4734 states and 6131 transitions. [2019-10-02 06:43:43,212 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:43:43,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4734 states and 6131 transitions. [2019-10-02 06:43:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2019-10-02 06:43:43,245 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:43,246 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:43:43,246 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:43,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:43,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1715122705, now seen corresponding path program 1 times [2019-10-02 06:43:43,247 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:43,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:43,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:43,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:43,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:43,945 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2019-10-02 06:43:43,945 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 06:43:43,945 INFO L224 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 [2019-10-02 06:43:44,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:47,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 11918 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-02 06:43:47,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:43:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2381 backedges. 449 proven. 0 refuted. 0 times theorem prover too weak. 1932 trivial. 0 not checked. [2019-10-02 06:43:48,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:43:48,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 06:43:48,071 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 06:43:48,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 06:43:48,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:48,071 INFO L87 Difference]: Start difference. First operand 4734 states and 6131 transitions. Second operand 3 states. [2019-10-02 06:43:48,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:48,283 INFO L93 Difference]: Finished difference Result 9321 states and 12092 transitions. [2019-10-02 06:43:48,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 06:43:48,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1003 [2019-10-02 06:43:48,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:48,305 INFO L225 Difference]: With dead ends: 9321 [2019-10-02 06:43:48,305 INFO L226 Difference]: Without dead ends: 4735 [2019-10-02 06:43:48,321 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1002 GetRequests, 1001 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:48,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2019-10-02 06:43:48,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 4735. [2019-10-02 06:43:48,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4735 states. [2019-10-02 06:43:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4735 states to 4735 states and 6132 transitions. [2019-10-02 06:43:48,636 INFO L78 Accepts]: Start accepts. Automaton has 4735 states and 6132 transitions. Word has length 1003 [2019-10-02 06:43:48,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:48,637 INFO L475 AbstractCegarLoop]: Abstraction has 4735 states and 6132 transitions. [2019-10-02 06:43:48,637 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 06:43:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4735 states and 6132 transitions. [2019-10-02 06:43:48,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2019-10-02 06:43:48,664 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:48,665 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:43:48,665 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:48,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:48,666 INFO L82 PathProgramCache]: Analyzing trace with hash 662643825, now seen corresponding path program 1 times [2019-10-02 06:43:48,666 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:48,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:48,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:48,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:48,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:48,989 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:43:48,989 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:43:48,990 INFO L224 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 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:43:50,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:52,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 11921 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-02 06:43:52,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:43:53,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2381 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2381 trivial. 0 not checked. [2019-10-02 06:43:53,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:43:53,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 06:43:53,167 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 06:43:53,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 06:43:53,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:53,167 INFO L87 Difference]: Start difference. First operand 4735 states and 6132 transitions. Second operand 3 states. [2019-10-02 06:43:53,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:53,417 INFO L93 Difference]: Finished difference Result 9323 states and 12095 transitions. [2019-10-02 06:43:53,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 06:43:53,417 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1003 [2019-10-02 06:43:53,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:53,443 INFO L225 Difference]: With dead ends: 9323 [2019-10-02 06:43:53,444 INFO L226 Difference]: Without dead ends: 4736 [2019-10-02 06:43:53,457 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1002 GetRequests, 1001 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:53,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4736 states. [2019-10-02 06:43:53,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4736 to 4736. [2019-10-02 06:43:53,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4736 states. [2019-10-02 06:43:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4736 states to 4736 states and 6133 transitions. [2019-10-02 06:43:53,970 INFO L78 Accepts]: Start accepts. Automaton has 4736 states and 6133 transitions. Word has length 1003 [2019-10-02 06:43:53,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:53,972 INFO L475 AbstractCegarLoop]: Abstraction has 4736 states and 6133 transitions. [2019-10-02 06:43:53,972 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 06:43:53,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4736 states and 6133 transitions. [2019-10-02 06:43:54,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2019-10-02 06:43:54,004 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:54,005 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:43:54,005 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:54,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:54,006 INFO L82 PathProgramCache]: Analyzing trace with hash 528630319, now seen corresponding path program 1 times [2019-10-02 06:43:54,006 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:54,006 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:54,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:54,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:54,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:54,290 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:43:54,290 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:43:54,290 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:43:55,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:43:57,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 11924 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 06:43:57,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:43:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2381 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 2166 trivial. 0 not checked. [2019-10-02 06:43:58,448 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:43:58,449 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 06:43:58,450 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 06:43:58,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 06:43:58,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:58,451 INFO L87 Difference]: Start difference. First operand 4736 states and 6133 transitions. Second operand 3 states. [2019-10-02 06:43:58,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:43:58,754 INFO L93 Difference]: Finished difference Result 9324 states and 12087 transitions. [2019-10-02 06:43:58,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 06:43:58,755 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1003 [2019-10-02 06:43:58,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:43:58,770 INFO L225 Difference]: With dead ends: 9324 [2019-10-02 06:43:58,770 INFO L226 Difference]: Without dead ends: 4736 [2019-10-02 06:43:58,780 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1002 GetRequests, 1001 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 06:43:58,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4736 states. [2019-10-02 06:43:58,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4736 to 4736. [2019-10-02 06:43:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4736 states. [2019-10-02 06:43:58,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4736 states to 4736 states and 6132 transitions. [2019-10-02 06:43:58,984 INFO L78 Accepts]: Start accepts. Automaton has 4736 states and 6132 transitions. Word has length 1003 [2019-10-02 06:43:58,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:43:58,985 INFO L475 AbstractCegarLoop]: Abstraction has 4736 states and 6132 transitions. [2019-10-02 06:43:58,985 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 06:43:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4736 states and 6132 transitions. [2019-10-02 06:43:59,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2019-10-02 06:43:59,000 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:43:59,001 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:43:59,002 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:43:59,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:43:59,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1703217772, now seen corresponding path program 1 times [2019-10-02 06:43:59,002 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:43:59,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:43:59,027 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:59,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:43:59,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:43:59,240 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:43:59,241 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:43:59,241 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:44:00,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:44:02,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 11951 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 06:44:02,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:44:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2381 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2381 trivial. 0 not checked. [2019-10-02 06:44:03,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:44:03,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 06:44:03,338 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 06:44:03,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 06:44:03,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 06:44:03,339 INFO L87 Difference]: Start difference. First operand 4736 states and 6132 transitions. Second operand 4 states. [2019-10-02 06:44:03,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:44:03,770 INFO L93 Difference]: Finished difference Result 9327 states and 12097 transitions. [2019-10-02 06:44:03,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 06:44:03,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1009 [2019-10-02 06:44:03,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:44:03,824 INFO L225 Difference]: With dead ends: 9327 [2019-10-02 06:44:03,824 INFO L226 Difference]: Without dead ends: 4739 [2019-10-02 06:44:03,842 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1009 GetRequests, 1006 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:44:03,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4739 states. [2019-10-02 06:44:04,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4739 to 4738. [2019-10-02 06:44:04,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4738 states. [2019-10-02 06:44:04,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4738 states to 4738 states and 6134 transitions. [2019-10-02 06:44:04,294 INFO L78 Accepts]: Start accepts. Automaton has 4738 states and 6134 transitions. Word has length 1009 [2019-10-02 06:44:04,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:44:04,297 INFO L475 AbstractCegarLoop]: Abstraction has 4738 states and 6134 transitions. [2019-10-02 06:44:04,297 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 06:44:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 4738 states and 6134 transitions. [2019-10-02 06:44:04,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2019-10-02 06:44:04,326 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:44:04,327 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:44:04,328 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:44:04,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:44:04,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1641178158, now seen corresponding path program 1 times [2019-10-02 06:44:04,328 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:44:04,329 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:44:04,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:04,355 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:04,355 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:04,611 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:44:04,611 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:44:04,612 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:44:05,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:44:08,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 11954 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 06:44:08,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:44:09,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2381 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 1962 trivial. 0 not checked. [2019-10-02 06:44:09,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:44:09,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 06:44:09,275 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:44:09,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:44:09,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:44:09,276 INFO L87 Difference]: Start difference. First operand 4738 states and 6134 transitions. Second operand 5 states. [2019-10-02 06:44:09,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:44:09,854 INFO L93 Difference]: Finished difference Result 9344 states and 12112 transitions. [2019-10-02 06:44:09,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 06:44:09,855 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1009 [2019-10-02 06:44:09,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:44:09,882 INFO L225 Difference]: With dead ends: 9344 [2019-10-02 06:44:09,882 INFO L226 Difference]: Without dead ends: 4754 [2019-10-02 06:44:09,895 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1008 GetRequests, 1005 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:44:09,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4754 states. [2019-10-02 06:44:10,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4754 to 4742. [2019-10-02 06:44:10,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4742 states. [2019-10-02 06:44:10,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 4742 states and 6138 transitions. [2019-10-02 06:44:10,310 INFO L78 Accepts]: Start accepts. Automaton has 4742 states and 6138 transitions. Word has length 1009 [2019-10-02 06:44:10,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:44:10,311 INFO L475 AbstractCegarLoop]: Abstraction has 4742 states and 6138 transitions. [2019-10-02 06:44:10,311 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:44:10,311 INFO L276 IsEmpty]: Start isEmpty. Operand 4742 states and 6138 transitions. [2019-10-02 06:44:10,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2019-10-02 06:44:10,336 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:44:10,340 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:44:10,340 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:44:10,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:44:10,341 INFO L82 PathProgramCache]: Analyzing trace with hash -652145439, now seen corresponding path program 1 times [2019-10-02 06:44:10,341 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:44:10,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:44:10,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:10,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:10,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:10,643 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:44:10,643 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:44:10,644 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:44:11,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:44:14,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 12095 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 06:44:14,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:44:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 2288 trivial. 0 not checked. [2019-10-02 06:44:14,951 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:44:14,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 06:44:14,952 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 06:44:14,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 06:44:14,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 06:44:14,953 INFO L87 Difference]: Start difference. First operand 4742 states and 6138 transitions. Second operand 4 states. [2019-10-02 06:44:15,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:44:15,399 INFO L93 Difference]: Finished difference Result 9339 states and 12159 transitions. [2019-10-02 06:44:15,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 06:44:15,400 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1044 [2019-10-02 06:44:15,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:44:15,427 INFO L225 Difference]: With dead ends: 9339 [2019-10-02 06:44:15,427 INFO L226 Difference]: Without dead ends: 4745 [2019-10-02 06:44:15,444 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1044 GetRequests, 1041 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:44:15,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4745 states. [2019-10-02 06:44:15,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4745 to 4745. [2019-10-02 06:44:15,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4745 states. [2019-10-02 06:44:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4745 states to 4745 states and 6142 transitions. [2019-10-02 06:44:15,746 INFO L78 Accepts]: Start accepts. Automaton has 4745 states and 6142 transitions. Word has length 1044 [2019-10-02 06:44:15,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:44:15,747 INFO L475 AbstractCegarLoop]: Abstraction has 4745 states and 6142 transitions. [2019-10-02 06:44:15,747 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 06:44:15,747 INFO L276 IsEmpty]: Start isEmpty. Operand 4745 states and 6142 transitions. [2019-10-02 06:44:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1046 [2019-10-02 06:44:15,769 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:44:15,770 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:44:15,770 INFO L418 AbstractCegarLoop]: === Iteration 30 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:44:15,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:44:15,771 INFO L82 PathProgramCache]: Analyzing trace with hash 596256673, now seen corresponding path program 1 times [2019-10-02 06:44:15,771 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:44:15,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:44:15,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:15,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:15,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:16,015 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:44:16,016 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:44:16,016 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:44:16,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:44:19,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 12101 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 06:44:19,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:44:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2455 backedges. 166 proven. 1 refuted. 0 times theorem prover too weak. 2288 trivial. 0 not checked. [2019-10-02 06:44:20,060 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:44:20,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-10-02 06:44:20,064 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 06:44:20,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 06:44:20,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-02 06:44:20,064 INFO L87 Difference]: Start difference. First operand 4745 states and 6142 transitions. Second operand 5 states. [2019-10-02 06:44:20,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:44:20,528 INFO L93 Difference]: Finished difference Result 9345 states and 12167 transitions. [2019-10-02 06:44:20,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 06:44:20,529 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1045 [2019-10-02 06:44:20,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:44:20,555 INFO L225 Difference]: With dead ends: 9345 [2019-10-02 06:44:20,555 INFO L226 Difference]: Without dead ends: 4748 [2019-10-02 06:44:20,572 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1046 GetRequests, 1041 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-02 06:44:20,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4748 states. [2019-10-02 06:44:20,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4748 to 4746. [2019-10-02 06:44:20,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4746 states. [2019-10-02 06:44:20,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4746 states to 4746 states and 6144 transitions. [2019-10-02 06:44:21,001 INFO L78 Accepts]: Start accepts. Automaton has 4746 states and 6144 transitions. Word has length 1045 [2019-10-02 06:44:21,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:44:21,003 INFO L475 AbstractCegarLoop]: Abstraction has 4746 states and 6144 transitions. [2019-10-02 06:44:21,004 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 06:44:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 4746 states and 6144 transitions. [2019-10-02 06:44:21,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1047 [2019-10-02 06:44:21,028 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:44:21,029 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:44:21,032 INFO L418 AbstractCegarLoop]: === Iteration 31 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:44:21,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:44:21,033 INFO L82 PathProgramCache]: Analyzing trace with hash 642016481, now seen corresponding path program 2 times [2019-10-02 06:44:21,033 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:44:21,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:44:21,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:21,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:44:21,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:21,310 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:44:21,310 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:44:21,310 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:44:22,374 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-10-02 06:44:45,738 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-10-02 06:44:45,738 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:44:45,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 12107 conjuncts, 5 conjunts are in the unsatisfiable core [2019-10-02 06:44:45,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:44:46,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2458 backedges. 167 proven. 3 refuted. 0 times theorem prover too weak. 2288 trivial. 0 not checked. [2019-10-02 06:44:46,725 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:44:46,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-10-02 06:44:46,727 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 06:44:46,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 06:44:46,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-02 06:44:46,727 INFO L87 Difference]: Start difference. First operand 4746 states and 6144 transitions. Second operand 6 states. [2019-10-02 06:44:47,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:44:47,175 INFO L93 Difference]: Finished difference Result 9349 states and 12173 transitions. [2019-10-02 06:44:47,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 06:44:47,176 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1046 [2019-10-02 06:44:47,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:44:47,199 INFO L225 Difference]: With dead ends: 9349 [2019-10-02 06:44:47,199 INFO L226 Difference]: Without dead ends: 4751 [2019-10-02 06:44:47,214 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1048 GetRequests, 1041 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-10-02 06:44:47,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4751 states. [2019-10-02 06:44:47,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4751 to 4747. [2019-10-02 06:44:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4747 states. [2019-10-02 06:44:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4747 states to 4747 states and 6146 transitions. [2019-10-02 06:44:47,569 INFO L78 Accepts]: Start accepts. Automaton has 4747 states and 6146 transitions. Word has length 1046 [2019-10-02 06:44:47,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:44:47,570 INFO L475 AbstractCegarLoop]: Abstraction has 4747 states and 6146 transitions. [2019-10-02 06:44:47,570 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 06:44:47,571 INFO L276 IsEmpty]: Start isEmpty. Operand 4747 states and 6146 transitions. [2019-10-02 06:44:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1048 [2019-10-02 06:44:47,591 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:44:47,592 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:44:47,597 INFO L418 AbstractCegarLoop]: === Iteration 32 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:44:47,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:44:47,598 INFO L82 PathProgramCache]: Analyzing trace with hash 2060570529, now seen corresponding path program 3 times [2019-10-02 06:44:47,598 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:44:47,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:44:47,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:47,623 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:44:47,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:44:47,874 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:44:47,874 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:44:47,875 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:44:48,863 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-10-02 06:45:39,789 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-10-02 06:45:39,789 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:45:40,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 8704 conjuncts, 86 conjunts are in the unsatisfiable core [2019-10-02 06:45:40,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:45:40,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2462 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 2266 trivial. 0 not checked. [2019-10-02 06:45:40,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:45:40,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-02 06:45:40,704 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 06:45:40,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 06:45:40,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-10-02 06:45:40,705 INFO L87 Difference]: Start difference. First operand 4747 states and 6146 transitions. Second operand 12 states. [2019-10-02 06:45:41,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:45:41,167 INFO L93 Difference]: Finished difference Result 9366 states and 12137 transitions. [2019-10-02 06:45:41,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-02 06:45:41,167 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1047 [2019-10-02 06:45:41,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:45:41,188 INFO L225 Difference]: With dead ends: 9366 [2019-10-02 06:45:41,188 INFO L226 Difference]: Without dead ends: 4767 [2019-10-02 06:45:41,202 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1047 GetRequests, 1036 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2019-10-02 06:45:41,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4767 states. [2019-10-02 06:45:41,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4767 to 4762. [2019-10-02 06:45:41,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4762 states. [2019-10-02 06:45:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 4762 states and 6162 transitions. [2019-10-02 06:45:41,531 INFO L78 Accepts]: Start accepts. Automaton has 4762 states and 6162 transitions. Word has length 1047 [2019-10-02 06:45:41,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:45:41,532 INFO L475 AbstractCegarLoop]: Abstraction has 4762 states and 6162 transitions. [2019-10-02 06:45:41,532 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 06:45:41,532 INFO L276 IsEmpty]: Start isEmpty. Operand 4762 states and 6162 transitions. [2019-10-02 06:45:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1069 [2019-10-02 06:45:41,555 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:45:41,556 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:45:41,556 INFO L418 AbstractCegarLoop]: === Iteration 33 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:45:41,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:45:41,557 INFO L82 PathProgramCache]: Analyzing trace with hash -1752890761, now seen corresponding path program 1 times [2019-10-02 06:45:41,557 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:45:41,557 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:45:41,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:45:41,582 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:45:41,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:45:41,749 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:45:41,750 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:45:41,750 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:45:42,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:45:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:45:45,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 12180 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 06:45:45,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:45:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2566 backedges. 195 proven. 6 refuted. 0 times theorem prover too weak. 2365 trivial. 0 not checked. [2019-10-02 06:45:45,756 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:45:45,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-10-02 06:45:45,758 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 06:45:45,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 06:45:45,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 06:45:45,759 INFO L87 Difference]: Start difference. First operand 4762 states and 6162 transitions. Second operand 7 states. [2019-10-02 06:45:46,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:45:46,050 INFO L93 Difference]: Finished difference Result 9383 states and 12211 transitions. [2019-10-02 06:45:46,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 06:45:46,051 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1068 [2019-10-02 06:45:46,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:45:46,073 INFO L225 Difference]: With dead ends: 9383 [2019-10-02 06:45:46,073 INFO L226 Difference]: Without dead ends: 4769 [2019-10-02 06:45:46,086 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1071 GetRequests, 1062 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2019-10-02 06:45:46,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2019-10-02 06:45:46,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 4763. [2019-10-02 06:45:46,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4763 states. [2019-10-02 06:45:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4763 states and 6164 transitions. [2019-10-02 06:45:46,587 INFO L78 Accepts]: Start accepts. Automaton has 4763 states and 6164 transitions. Word has length 1068 [2019-10-02 06:45:46,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:45:46,589 INFO L475 AbstractCegarLoop]: Abstraction has 4763 states and 6164 transitions. [2019-10-02 06:45:46,589 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 06:45:46,589 INFO L276 IsEmpty]: Start isEmpty. Operand 4763 states and 6164 transitions. [2019-10-02 06:45:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1070 [2019-10-02 06:45:46,616 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:45:46,617 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:45:46,618 INFO L418 AbstractCegarLoop]: === Iteration 34 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:45:46,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:45:46,619 INFO L82 PathProgramCache]: Analyzing trace with hash 832890059, now seen corresponding path program 2 times [2019-10-02 06:45:46,619 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:45:46,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:45:46,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:45:46,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:45:46,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:45:46,828 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:45:46,828 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:45:46,828 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:45:47,809 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-10-02 06:46:09,224 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-10-02 06:46:09,224 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:46:09,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 12186 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-02 06:46:09,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:46:09,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2571 backedges. 196 proven. 10 refuted. 0 times theorem prover too weak. 2365 trivial. 0 not checked. [2019-10-02 06:46:10,050 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:46:10,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2019-10-02 06:46:10,051 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 06:46:10,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 06:46:10,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-10-02 06:46:10,052 INFO L87 Difference]: Start difference. First operand 4763 states and 6164 transitions. Second operand 8 states. [2019-10-02 06:46:10,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:46:10,362 INFO L93 Difference]: Finished difference Result 9387 states and 12217 transitions. [2019-10-02 06:46:10,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-02 06:46:10,366 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1069 [2019-10-02 06:46:10,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:46:10,389 INFO L225 Difference]: With dead ends: 9387 [2019-10-02 06:46:10,389 INFO L226 Difference]: Without dead ends: 4772 [2019-10-02 06:46:10,402 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1073 GetRequests, 1062 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2019-10-02 06:46:10,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4772 states. [2019-10-02 06:46:10,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4772 to 4764. [2019-10-02 06:46:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4764 states. [2019-10-02 06:46:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 4764 states and 6166 transitions. [2019-10-02 06:46:10,736 INFO L78 Accepts]: Start accepts. Automaton has 4764 states and 6166 transitions. Word has length 1069 [2019-10-02 06:46:10,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:46:10,737 INFO L475 AbstractCegarLoop]: Abstraction has 4764 states and 6166 transitions. [2019-10-02 06:46:10,737 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 06:46:10,737 INFO L276 IsEmpty]: Start isEmpty. Operand 4764 states and 6166 transitions. [2019-10-02 06:46:10,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1071 [2019-10-02 06:46:10,759 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:46:10,760 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:46:10,760 INFO L418 AbstractCegarLoop]: === Iteration 35 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:46:10,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:46:10,761 INFO L82 PathProgramCache]: Analyzing trace with hash -612283145, now seen corresponding path program 3 times [2019-10-02 06:46:10,761 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:46:10,761 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:46:10,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:46:10,785 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:46:10,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:46:10,953 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:46:10,954 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:46:10,954 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:46:11,936 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-10-02 06:47:41,940 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2019-10-02 06:47:41,940 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:47:42,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 9707 conjuncts, 42 conjunts are in the unsatisfiable core [2019-10-02 06:47:42,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:47:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2577 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2019-10-02 06:47:43,729 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:47:43,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2019-10-02 06:47:43,730 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-02 06:47:43,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-02 06:47:43,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-02 06:47:43,733 INFO L87 Difference]: Start difference. First operand 4764 states and 6166 transitions. Second operand 11 states. [2019-10-02 06:47:44,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:47:44,632 INFO L93 Difference]: Finished difference Result 9380 states and 12159 transitions. [2019-10-02 06:47:44,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 06:47:44,633 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1070 [2019-10-02 06:47:44,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:47:44,652 INFO L225 Difference]: With dead ends: 9380 [2019-10-02 06:47:44,652 INFO L226 Difference]: Without dead ends: 4764 [2019-10-02 06:47:44,666 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1072 GetRequests, 1060 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-10-02 06:47:44,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4764 states. [2019-10-02 06:47:44,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4764 to 4764. [2019-10-02 06:47:44,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4764 states. [2019-10-02 06:47:44,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 4764 states and 6165 transitions. [2019-10-02 06:47:44,910 INFO L78 Accepts]: Start accepts. Automaton has 4764 states and 6165 transitions. Word has length 1070 [2019-10-02 06:47:44,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:47:44,912 INFO L475 AbstractCegarLoop]: Abstraction has 4764 states and 6165 transitions. [2019-10-02 06:47:44,912 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-02 06:47:44,912 INFO L276 IsEmpty]: Start isEmpty. Operand 4764 states and 6165 transitions. [2019-10-02 06:47:44,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1075 [2019-10-02 06:47:44,932 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:47:44,933 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:47:44,933 INFO L418 AbstractCegarLoop]: === Iteration 36 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:47:44,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:47:44,934 INFO L82 PathProgramCache]: Analyzing trace with hash -1661544806, now seen corresponding path program 1 times [2019-10-02 06:47:44,934 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:47:44,934 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:47:44,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:47:44,957 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:47:44,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:47:45,078 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:47:45,078 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:47:45,078 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:47:46,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:47:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:47:48,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 12208 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-02 06:47:48,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:47:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2577 backedges. 197 proven. 15 refuted. 0 times theorem prover too weak. 2365 trivial. 0 not checked. [2019-10-02 06:47:49,514 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:47:49,515 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2019-10-02 06:47:49,516 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 06:47:49,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 06:47:49,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2019-10-02 06:47:49,517 INFO L87 Difference]: Start difference. First operand 4764 states and 6165 transitions. Second operand 9 states. [2019-10-02 06:47:49,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:47:49,912 INFO L93 Difference]: Finished difference Result 9391 states and 12221 transitions. [2019-10-02 06:47:49,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-02 06:47:49,912 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1074 [2019-10-02 06:47:49,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:47:49,926 INFO L225 Difference]: With dead ends: 9391 [2019-10-02 06:47:49,926 INFO L226 Difference]: Without dead ends: 4775 [2019-10-02 06:47:49,940 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1079 GetRequests, 1066 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2019-10-02 06:47:49,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2019-10-02 06:47:50,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 4765. [2019-10-02 06:47:50,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4765 states. [2019-10-02 06:47:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 4765 states and 6167 transitions. [2019-10-02 06:47:50,261 INFO L78 Accepts]: Start accepts. Automaton has 4765 states and 6167 transitions. Word has length 1074 [2019-10-02 06:47:50,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:47:50,264 INFO L475 AbstractCegarLoop]: Abstraction has 4765 states and 6167 transitions. [2019-10-02 06:47:50,265 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 06:47:50,265 INFO L276 IsEmpty]: Start isEmpty. Operand 4765 states and 6167 transitions. [2019-10-02 06:47:50,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1076 [2019-10-02 06:47:50,287 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:47:50,288 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:47:50,288 INFO L418 AbstractCegarLoop]: === Iteration 37 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:47:50,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:47:50,289 INFO L82 PathProgramCache]: Analyzing trace with hash 2142284270, now seen corresponding path program 2 times [2019-10-02 06:47:50,289 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:47:50,289 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:47:50,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:47:50,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:47:50,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:47:50,472 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:47:50,473 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:47:50,473 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:47:51,463 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-10-02 06:48:13,103 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-10-02 06:48:13,103 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:48:13,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 12214 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 06:48:13,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:48:13,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2584 backedges. 198 proven. 21 refuted. 0 times theorem prover too weak. 2365 trivial. 0 not checked. [2019-10-02 06:48:13,969 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:48:13,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2019-10-02 06:48:13,970 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 06:48:13,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 06:48:13,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2019-10-02 06:48:13,970 INFO L87 Difference]: Start difference. First operand 4765 states and 6167 transitions. Second operand 10 states. [2019-10-02 06:48:14,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:48:14,357 INFO L93 Difference]: Finished difference Result 9395 states and 12227 transitions. [2019-10-02 06:48:14,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 06:48:14,357 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1075 [2019-10-02 06:48:14,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:48:14,373 INFO L225 Difference]: With dead ends: 9395 [2019-10-02 06:48:14,373 INFO L226 Difference]: Without dead ends: 4778 [2019-10-02 06:48:14,383 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1081 GetRequests, 1066 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2019-10-02 06:48:14,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4778 states. [2019-10-02 06:48:14,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4778 to 4766. [2019-10-02 06:48:14,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4766 states. [2019-10-02 06:48:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4766 states to 4766 states and 6169 transitions. [2019-10-02 06:48:14,618 INFO L78 Accepts]: Start accepts. Automaton has 4766 states and 6169 transitions. Word has length 1075 [2019-10-02 06:48:14,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:48:14,619 INFO L475 AbstractCegarLoop]: Abstraction has 4766 states and 6169 transitions. [2019-10-02 06:48:14,619 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 06:48:14,619 INFO L276 IsEmpty]: Start isEmpty. Operand 4766 states and 6169 transitions. [2019-10-02 06:48:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2019-10-02 06:48:14,634 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:48:14,634 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:48:14,634 INFO L418 AbstractCegarLoop]: === Iteration 38 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:48:14,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:48:14,635 INFO L82 PathProgramCache]: Analyzing trace with hash -198098662, now seen corresponding path program 3 times [2019-10-02 06:48:14,635 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:48:14,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:48:14,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:48:14,652 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:48:14,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:48:14,768 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:48:14,769 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:48:14,769 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:48:15,827 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-10-02 06:49:27,668 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2019-10-02 06:49:27,668 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:49:28,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 9723 conjuncts, 24 conjunts are in the unsatisfiable core [2019-10-02 06:49:28,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:49:28,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2592 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 2417 trivial. 0 not checked. [2019-10-02 06:49:28,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:49:28,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-02 06:49:28,587 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 06:49:28,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 06:49:28,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2019-10-02 06:49:28,587 INFO L87 Difference]: Start difference. First operand 4766 states and 6169 transitions. Second operand 12 states. [2019-10-02 06:49:29,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:49:29,394 INFO L93 Difference]: Finished difference Result 9406 states and 12207 transitions. [2019-10-02 06:49:29,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 06:49:29,394 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1076 [2019-10-02 06:49:29,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:49:29,417 INFO L225 Difference]: With dead ends: 9406 [2019-10-02 06:49:29,417 INFO L226 Difference]: Without dead ends: 4787 [2019-10-02 06:49:29,430 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1077 GetRequests, 1064 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2019-10-02 06:49:29,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4787 states. [2019-10-02 06:49:29,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4787 to 4781. [2019-10-02 06:49:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4781 states. [2019-10-02 06:49:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4781 states to 4781 states and 6188 transitions. [2019-10-02 06:49:29,651 INFO L78 Accepts]: Start accepts. Automaton has 4781 states and 6188 transitions. Word has length 1076 [2019-10-02 06:49:29,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:49:29,652 INFO L475 AbstractCegarLoop]: Abstraction has 4781 states and 6188 transitions. [2019-10-02 06:49:29,652 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 06:49:29,652 INFO L276 IsEmpty]: Start isEmpty. Operand 4781 states and 6188 transitions. [2019-10-02 06:49:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1200 [2019-10-02 06:49:29,669 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:49:29,670 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:49:29,670 INFO L418 AbstractCegarLoop]: === Iteration 39 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:49:29,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:49:29,671 INFO L82 PathProgramCache]: Analyzing trace with hash -2104913737, now seen corresponding path program 1 times [2019-10-02 06:49:29,671 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:49:29,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:49:29,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:49:29,691 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:49:29,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:49:29,800 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:49:29,800 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:49:29,801 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:49:31,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:49:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:49:33,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 12826 conjuncts, 10 conjunts are in the unsatisfiable core [2019-10-02 06:49:33,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:49:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2834 backedges. 332 proven. 28 refuted. 0 times theorem prover too weak. 2474 trivial. 0 not checked. [2019-10-02 06:49:34,212 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:49:34,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2019-10-02 06:49:34,214 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-02 06:49:34,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-02 06:49:34,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2019-10-02 06:49:34,214 INFO L87 Difference]: Start difference. First operand 4781 states and 6188 transitions. Second operand 11 states. [2019-10-02 06:49:34,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:49:34,604 INFO L93 Difference]: Finished difference Result 9429 states and 12277 transitions. [2019-10-02 06:49:34,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-02 06:49:34,605 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1199 [2019-10-02 06:49:34,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:49:34,624 INFO L225 Difference]: With dead ends: 9429 [2019-10-02 06:49:34,624 INFO L226 Difference]: Without dead ends: 4796 [2019-10-02 06:49:34,635 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1206 GetRequests, 1189 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2019-10-02 06:49:34,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4796 states. [2019-10-02 06:49:34,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4796 to 4782. [2019-10-02 06:49:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4782 states. [2019-10-02 06:49:34,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 4782 states and 6190 transitions. [2019-10-02 06:49:34,947 INFO L78 Accepts]: Start accepts. Automaton has 4782 states and 6190 transitions. Word has length 1199 [2019-10-02 06:49:34,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:49:34,948 INFO L475 AbstractCegarLoop]: Abstraction has 4782 states and 6190 transitions. [2019-10-02 06:49:34,948 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-02 06:49:34,948 INFO L276 IsEmpty]: Start isEmpty. Operand 4782 states and 6190 transitions. [2019-10-02 06:49:34,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1202 [2019-10-02 06:49:34,972 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:49:34,973 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 16, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:49:34,973 INFO L418 AbstractCegarLoop]: === Iteration 40 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:49:34,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:49:34,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1741193823, now seen corresponding path program 2 times [2019-10-02 06:49:34,974 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:49:34,974 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:49:35,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:49:35,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:49:35,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:49:35,156 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:49:35,157 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:49:35,157 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:49:36,208 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-10-02 06:49:58,512 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-10-02 06:49:58,513 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:49:58,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 12838 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-02 06:49:58,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:49:59,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2869 backedges. 351 proven. 36 refuted. 0 times theorem prover too weak. 2482 trivial. 0 not checked. [2019-10-02 06:49:59,479 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:49:59,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2019-10-02 06:49:59,481 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-02 06:49:59,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-02 06:49:59,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=75, Unknown=0, NotChecked=0, Total=132 [2019-10-02 06:49:59,481 INFO L87 Difference]: Start difference. First operand 4782 states and 6190 transitions. Second operand 12 states. [2019-10-02 06:49:59,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:49:59,963 INFO L93 Difference]: Finished difference Result 9443 states and 12287 transitions. [2019-10-02 06:49:59,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-02 06:49:59,963 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1201 [2019-10-02 06:49:59,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:49:59,978 INFO L225 Difference]: With dead ends: 9443 [2019-10-02 06:49:59,978 INFO L226 Difference]: Without dead ends: 4809 [2019-10-02 06:49:59,988 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1217 GetRequests, 1198 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2019-10-02 06:49:59,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4809 states. [2019-10-02 06:50:00,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4809 to 4795. [2019-10-02 06:50:00,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4795 states. [2019-10-02 06:50:00,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 4795 states and 6213 transitions. [2019-10-02 06:50:00,293 INFO L78 Accepts]: Start accepts. Automaton has 4795 states and 6213 transitions. Word has length 1201 [2019-10-02 06:50:00,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:50:00,294 INFO L475 AbstractCegarLoop]: Abstraction has 4795 states and 6213 transitions. [2019-10-02 06:50:00,294 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-02 06:50:00,295 INFO L276 IsEmpty]: Start isEmpty. Operand 4795 states and 6213 transitions. [2019-10-02 06:50:00,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1204 [2019-10-02 06:50:00,318 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:50:00,319 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:50:00,319 INFO L418 AbstractCegarLoop]: === Iteration 41 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:50:00,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:50:00,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1356685815, now seen corresponding path program 3 times [2019-10-02 06:50:00,320 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:50:00,320 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:50:00,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:50:00,350 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:50:00,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:50:00,479 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:50:00,479 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:50:00,479 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:50:01,564 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-10-02 06:50:43,677 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-10-02 06:50:43,677 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:50:44,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 8583 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-02 06:50:44,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:50:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2908 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 2591 trivial. 0 not checked. [2019-10-02 06:50:44,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:50:44,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 06:50:44,899 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 06:50:44,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 06:50:44,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 06:50:44,900 INFO L87 Difference]: Start difference. First operand 4795 states and 6213 transitions. Second operand 7 states. [2019-10-02 06:50:45,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:50:45,177 INFO L93 Difference]: Finished difference Result 9451 states and 12277 transitions. [2019-10-02 06:50:45,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 06:50:45,177 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1203 [2019-10-02 06:50:45,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:50:45,194 INFO L225 Difference]: With dead ends: 9451 [2019-10-02 06:50:45,194 INFO L226 Difference]: Without dead ends: 4804 [2019-10-02 06:50:45,204 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1202 GetRequests, 1197 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 06:50:45,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2019-10-02 06:50:45,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 4802. [2019-10-02 06:50:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4802 states. [2019-10-02 06:50:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4802 states to 4802 states and 6221 transitions. [2019-10-02 06:50:45,414 INFO L78 Accepts]: Start accepts. Automaton has 4802 states and 6221 transitions. Word has length 1203 [2019-10-02 06:50:45,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:50:45,415 INFO L475 AbstractCegarLoop]: Abstraction has 4802 states and 6221 transitions. [2019-10-02 06:50:45,415 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 06:50:45,415 INFO L276 IsEmpty]: Start isEmpty. Operand 4802 states and 6221 transitions. [2019-10-02 06:50:45,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1230 [2019-10-02 06:50:45,431 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:50:45,432 INFO L411 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:50:45,432 INFO L418 AbstractCegarLoop]: === Iteration 42 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:50:45,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:50:45,433 INFO L82 PathProgramCache]: Analyzing trace with hash 146917521, now seen corresponding path program 1 times [2019-10-02 06:50:45,433 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:50:45,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:50:45,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:50:45,452 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:50:45,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:50:45,576 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:50:45,577 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:50:45,577 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:50:46,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:50:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:50:49,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 12967 conjuncts, 12 conjunts are in the unsatisfiable core [2019-10-02 06:50:49,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:50:50,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2917 backedges. 381 proven. 45 refuted. 0 times theorem prover too weak. 2491 trivial. 0 not checked. [2019-10-02 06:50:50,201 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:50:50,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2019-10-02 06:50:50,204 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-02 06:50:50,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-02 06:50:50,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2019-10-02 06:50:50,204 INFO L87 Difference]: Start difference. First operand 4802 states and 6221 transitions. Second operand 13 states. [2019-10-02 06:50:50,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:50:50,703 INFO L93 Difference]: Finished difference Result 9476 states and 12336 transitions. [2019-10-02 06:50:50,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2019-10-02 06:50:50,704 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 1229 [2019-10-02 06:50:50,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:50:50,725 INFO L225 Difference]: With dead ends: 9476 [2019-10-02 06:50:50,726 INFO L226 Difference]: Without dead ends: 4822 [2019-10-02 06:50:50,739 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1247 GetRequests, 1226 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2019-10-02 06:50:50,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2019-10-02 06:50:50,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 4806. [2019-10-02 06:50:50,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4806 states. [2019-10-02 06:50:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 4806 states and 6228 transitions. [2019-10-02 06:50:50,960 INFO L78 Accepts]: Start accepts. Automaton has 4806 states and 6228 transitions. Word has length 1229 [2019-10-02 06:50:50,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:50:50,961 INFO L475 AbstractCegarLoop]: Abstraction has 4806 states and 6228 transitions. [2019-10-02 06:50:50,961 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-02 06:50:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 4806 states and 6228 transitions. [2019-10-02 06:50:50,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1232 [2019-10-02 06:50:50,977 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:50:50,978 INFO L411 BasicCegarLoop]: trace histogram [20, 18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:50:50,978 INFO L418 AbstractCegarLoop]: === Iteration 43 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:50:50,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:50:50,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1894888185, now seen corresponding path program 2 times [2019-10-02 06:50:50,979 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:50:50,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:50:50,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:50:50,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:50:50,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:50:51,118 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:50:51,118 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:50:51,118 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:50:52,164 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-10-02 06:51:22,082 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-10-02 06:51:22,082 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:51:22,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 12979 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-02 06:51:22,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:51:23,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2960 backedges. 404 proven. 55 refuted. 0 times theorem prover too weak. 2501 trivial. 0 not checked. [2019-10-02 06:51:23,121 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:51:23,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2019-10-02 06:51:23,122 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 06:51:23,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 06:51:23,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2019-10-02 06:51:23,123 INFO L87 Difference]: Start difference. First operand 4806 states and 6228 transitions. Second operand 14 states. [2019-10-02 06:51:23,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:51:23,668 INFO L93 Difference]: Finished difference Result 9486 states and 12352 transitions. [2019-10-02 06:51:23,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-10-02 06:51:23,668 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 1231 [2019-10-02 06:51:23,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:51:23,685 INFO L225 Difference]: With dead ends: 9486 [2019-10-02 06:51:23,686 INFO L226 Difference]: Without dead ends: 4828 [2019-10-02 06:51:23,696 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1251 GetRequests, 1228 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=234, Invalid=366, Unknown=0, NotChecked=0, Total=600 [2019-10-02 06:51:23,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4828 states. [2019-10-02 06:51:23,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4828 to 4807. [2019-10-02 06:51:23,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4807 states. [2019-10-02 06:51:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4807 states to 4807 states and 6230 transitions. [2019-10-02 06:51:23,904 INFO L78 Accepts]: Start accepts. Automaton has 4807 states and 6230 transitions. Word has length 1231 [2019-10-02 06:51:23,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:51:23,905 INFO L475 AbstractCegarLoop]: Abstraction has 4807 states and 6230 transitions. [2019-10-02 06:51:23,905 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 06:51:23,906 INFO L276 IsEmpty]: Start isEmpty. Operand 4807 states and 6230 transitions. [2019-10-02 06:51:23,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1234 [2019-10-02 06:51:23,923 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:51:23,923 INFO L411 BasicCegarLoop]: trace histogram [22, 18, 18, 18, 18, 18, 18, 18, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:51:23,924 INFO L418 AbstractCegarLoop]: === Iteration 44 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:51:23,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:51:23,924 INFO L82 PathProgramCache]: Analyzing trace with hash -1995076783, now seen corresponding path program 3 times [2019-10-02 06:51:23,924 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:51:23,924 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:51:23,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:51:23,942 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:51:23,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:51:24,058 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:51:24,058 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:51:24,058 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:51:25,104 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-10-02 06:52:12,159 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-10-02 06:52:12,159 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 06:52:12,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 8050 conjuncts, 68 conjunts are in the unsatisfiable core [2019-10-02 06:52:12,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:52:13,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 392 proven. 0 refuted. 0 times theorem prover too weak. 2615 trivial. 0 not checked. [2019-10-02 06:52:13,250 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 06:52:13,250 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-02 06:52:13,251 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-02 06:52:13,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-02 06:52:13,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-10-02 06:52:13,252 INFO L87 Difference]: Start difference. First operand 4807 states and 6230 transitions. Second operand 11 states. [2019-10-02 06:52:13,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:52:13,566 INFO L93 Difference]: Finished difference Result 9479 states and 12315 transitions. [2019-10-02 06:52:13,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 06:52:13,567 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1233 [2019-10-02 06:52:13,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:52:13,582 INFO L225 Difference]: With dead ends: 9479 [2019-10-02 06:52:13,582 INFO L226 Difference]: Without dead ends: 4820 [2019-10-02 06:52:13,592 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1232 GetRequests, 1223 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-10-02 06:52:13,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2019-10-02 06:52:13,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 4820. [2019-10-02 06:52:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4820 states. [2019-10-02 06:52:13,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4820 states to 4820 states and 6244 transitions. [2019-10-02 06:52:13,795 INFO L78 Accepts]: Start accepts. Automaton has 4820 states and 6244 transitions. Word has length 1233 [2019-10-02 06:52:13,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:52:13,796 INFO L475 AbstractCegarLoop]: Abstraction has 4820 states and 6244 transitions. [2019-10-02 06:52:13,796 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-02 06:52:13,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4820 states and 6244 transitions. [2019-10-02 06:52:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1250 [2019-10-02 06:52:13,812 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:52:13,813 INFO L411 BasicCegarLoop]: trace histogram [22, 18, 18, 18, 18, 18, 18, 18, 15, 15, 15, 13, 13, 13, 13, 13, 13, 13, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:52:13,813 INFO L418 AbstractCegarLoop]: === Iteration 45 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:52:13,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:52:13,813 INFO L82 PathProgramCache]: Analyzing trace with hash -223323131, now seen corresponding path program 1 times [2019-10-02 06:52:13,814 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:52:13,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:52:13,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:52:13,833 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 06:52:13,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:52:14,099 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:52:14,099 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:52:14,099 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:52:15,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:52:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 06:52:17,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 13043 conjuncts, 14 conjunts are in the unsatisfiable core [2019-10-02 06:52:17,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 06:52:18,630 INFO L134 CoverageAnalysis]: Checked inductivity of 3130 backedges. 521 proven. 66 refuted. 0 times theorem prover too weak. 2543 trivial. 0 not checked. [2019-10-02 06:52:18,665 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-10-02 06:52:18,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2019-10-02 06:52:18,666 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 06:52:18,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 06:52:18,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=117, Unknown=0, NotChecked=0, Total=210 [2019-10-02 06:52:18,667 INFO L87 Difference]: Start difference. First operand 4820 states and 6244 transitions. Second operand 15 states. [2019-10-02 06:52:19,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 06:52:19,237 INFO L93 Difference]: Finished difference Result 9519 states and 12391 transitions. [2019-10-02 06:52:19,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-10-02 06:52:19,237 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 1249 [2019-10-02 06:52:19,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 06:52:19,253 INFO L225 Difference]: With dead ends: 9519 [2019-10-02 06:52:19,253 INFO L226 Difference]: Without dead ends: 4847 [2019-10-02 06:52:19,264 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 1271 GetRequests, 1246 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=429, Unknown=0, NotChecked=0, Total=702 [2019-10-02 06:52:19,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4847 states. [2019-10-02 06:52:19,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4847 to 4821. [2019-10-02 06:52:19,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4821 states. [2019-10-02 06:52:19,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4821 states to 4821 states and 6246 transitions. [2019-10-02 06:52:19,473 INFO L78 Accepts]: Start accepts. Automaton has 4821 states and 6246 transitions. Word has length 1249 [2019-10-02 06:52:19,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 06:52:19,474 INFO L475 AbstractCegarLoop]: Abstraction has 4821 states and 6246 transitions. [2019-10-02 06:52:19,474 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 06:52:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 4821 states and 6246 transitions. [2019-10-02 06:52:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1252 [2019-10-02 06:52:19,490 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 06:52:19,491 INFO L411 BasicCegarLoop]: trace histogram [24, 18, 18, 18, 18, 18, 18, 18, 15, 15, 15, 13, 13, 13, 13, 13, 13, 13, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 06:52:19,491 INFO L418 AbstractCegarLoop]: === Iteration 46 === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 06:52:19,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 06:52:19,492 INFO L82 PathProgramCache]: Analyzing trace with hash -652660717, now seen corresponding path program 2 times [2019-10-02 06:52:19,492 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 06:52:19,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 06:52:19,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:52:19,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 06:52:19,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 06:52:19,629 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-10-02 06:52:19,629 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-10-02 06:52:19,629 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-02 06:52:20,685 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1