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_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-winbond-840.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 21:24:19,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 21:24:19,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 21:24:19,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 21:24:19,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 21:24:19,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 21:24:19,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 21:24:19,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 21:24:19,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 21:24:19,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 21:24:19,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 21:24:19,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 21:24:19,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 21:24:19,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 21:24:19,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 21:24:19,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 21:24:19,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 21:24:19,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 21:24:19,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 21:24:19,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 21:24:19,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 21:24:19,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 21:24:19,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 21:24:19,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 21:24:19,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 21:24:19,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 21:24:19,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 21:24:19,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 21:24:19,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 21:24:19,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 21:24:19,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 21:24:19,607 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 21:24:19,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 21:24:19,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 21:24:19,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 21:24:19,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 21:24:19,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 21:24:19,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 21:24:19,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 21:24:19,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 21:24:19,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 21:24:19,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 21:24:19,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 21:24:19,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 21:24:19,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 21:24:19,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 21:24:19,638 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 21:24:19,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 21:24:19,638 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 21:24:19,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 21:24:19,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 21:24:19,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 21:24:19,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 21:24:19,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 21:24:19,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 21:24:19,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 21:24:19,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 21:24:19,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 21:24:19,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 21:24:19,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 21:24:19,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 21:24:19,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 21:24:19,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 21:24:19,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 21:24:19,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 21:24:19,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 21:24:19,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 21:24:19,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 21:24:19,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 21:24:19,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 21:24:19,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 21:24:19,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 21:24:19,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 21:24:19,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 21:24:19,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 21:24:19,690 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 21:24:19,691 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-winbond-840.cil.i [2019-09-08 21:24:19,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5fc5ae40/472e63dda01f417cb5ad22d778f702e7/FLAG5c01c9403 [2019-09-08 21:24:20,723 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 21:24:20,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-winbond-840.cil.i [2019-09-08 21:24:20,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5fc5ae40/472e63dda01f417cb5ad22d778f702e7/FLAG5c01c9403 [2019-09-08 21:24:21,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5fc5ae40/472e63dda01f417cb5ad22d778f702e7 [2019-09-08 21:24:21,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 21:24:21,157 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 21:24:21,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 21:24:21,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 21:24:21,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 21:24:21,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:24:21" (1/1) ... [2019-09-08 21:24:21,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fd7f237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:21, skipping insertion in model container [2019-09-08 21:24:21,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 09:24:21" (1/1) ... [2019-09-08 21:24:21,174 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 21:24:21,357 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 21:24:24,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 21:24:25,071 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 21:24:25,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 21:24:26,426 INFO L192 MainTranslator]: Completed translation [2019-09-08 21:24:26,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26 WrapperNode [2019-09-08 21:24:26,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 21:24:26,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 21:24:26,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 21:24:26,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 21:24:26,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... [2019-09-08 21:24:26,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... [2019-09-08 21:24:26,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... [2019-09-08 21:24:26,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... [2019-09-08 21:24:26,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... [2019-09-08 21:24:26,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... [2019-09-08 21:24:26,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... [2019-09-08 21:24:26,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 21:24:26,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 21:24:26,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 21:24:26,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 21:24:26,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 21:24:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 21:24:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 21:24:26,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 21:24:26,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 21:24:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-08 21:24:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 21:24:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 21:24:26,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 21:24:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-08 21:24:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 21:24:26,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 21:24:26,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-08 21:24:26,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_macro [2019-09-08 21:24:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 21:24:26,936 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 21:24:26,937 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-08 21:24:26,939 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 21:24:26,939 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 21:24:26,939 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 21:24:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2019-09-08 21:24:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2019-09-08 21:24:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 21:24:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 21:24:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-08 21:24:26,940 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 21:24:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-08 21:24:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 21:24:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 21:24:26,941 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 21:24:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 21:24:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 21:24:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 21:24:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 21:24:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 21:24:26,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-09-08 21:24:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_device [2019-09-08 21:24:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 21:24:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 21:24:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 21:24:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 21:24:26,943 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-09-08 21:24:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-08 21:24:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_to_linear_data [2019-09-08 21:24:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 21:24:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 21:24:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 21:24:26,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 21:24:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 21:24:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 21:24:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 21:24:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 21:24:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 21:24:26,945 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-08 21:24:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-08 21:24:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2019-09-08 21:24:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2019-09-08 21:24:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2019-09-08 21:24:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2019-09-08 21:24:26,946 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-08 21:24:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 21:24:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-08 21:24:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-08 21:24:26,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2019-09-08 21:24:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2019-09-08 21:24:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 21:24:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 21:24:26,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 21:24:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 21:24:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 21:24:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 21:24:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure w840_probe1 [2019-09-08 21:24:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2019-09-08 21:24:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_sync [2019-09-08 21:24:26,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-09-08 21:24:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-09-08 21:24:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2019-09-08 21:24:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure update_link [2019-09-08 21:24:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure update_csr6 [2019-09-08 21:24:26,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_timer [2019-09-08 21:24:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rxtx_rings [2019-09-08 21:24:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rxtx_rings [2019-09-08 21:24:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2019-09-08 21:24:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2019-09-08 21:24:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_ringdesc [2019-09-08 21:24:26,952 INFO L138 BoogieDeclarations]: Found implementation of procedure free_ringdesc [2019-09-08 21:24:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure start_tx [2019-09-08 21:24:26,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_done [2019-09-08 21:24:26,954 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_handler [2019-09-08 21:24:26,954 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx [2019-09-08 21:24:26,954 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_error [2019-09-08 21:24:26,955 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats [2019-09-08 21:24:26,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2019-09-08 21:24:26,956 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-09-08 21:24:26,956 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_drvinfo [2019-09-08 21:24:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_settings [2019-09-08 21:24:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_settings [2019-09-08 21:24:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2019-09-08 21:24:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_link [2019-09-08 21:24:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_msglevel [2019-09-08 21:24:26,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_msglevel [2019-09-08 21:24:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2019-09-08 21:24:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2019-09-08 21:24:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure w840_remove1 [2019-09-08 21:24:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure w840_suspend [2019-09-08 21:24:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure w840_resume [2019-09-08 21:24:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure w840_init [2019-09-08 21:24:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure w840_exit [2019-09-08 21:24:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_w840_exit_14_2 [2019-09-08 21:24:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_w840_init_14_7 [2019-09-08 21:24:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver [2019-09-08 21:24:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2019-09-08 21:24:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-08 21:24:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2019-09-08 21:24:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_11_1 [2019-09-08 21:24:26,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_12_1 [2019-09-08 21:24:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_5_1 [2019-09-08 21:24:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_8_2 [2019-09-08 21:24:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-08 21:24:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_10_2 [2019-09-08 21:24:26,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2019-09-08 21:24:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_9_4 [2019-09-08 21:24:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 21:24:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 21:24:26,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 21:24:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 21:24:26,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-08 21:24:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-08 21:24:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 21:24:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_21 [2019-09-08 21:24:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_22 [2019-09-08 21:24:26,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-08 21:24:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-09-08 21:24:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 21:24:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 21:24:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-08 21:24:26,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-08 21:24:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_14 [2019-09-08 21:24:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 21:24:26,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2019-09-08 21:24:26,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2019-09-08 21:24:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-08 21:24:26,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 21:24:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 21:24:26,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 21:24:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-09-08 21:24:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 21:24:26,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_probe_2_17 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_release_2_2 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_2_5 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_pci_instance_2 [2019-09-08 21:24:26,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2019-09-08 21:24:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2019-09-08 21:24:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_9_6 [2019-09-08 21:24:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2019-09-08 21:24:26,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-08 21:24:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-08 21:24:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-08 21:24:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2019-09-08 21:24:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-08 21:24:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-08 21:24:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_11 [2019-09-08 21:24:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_20 [2019-09-08 21:24:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-08 21:24:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_3 [2019-09-08 21:24:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_3_2 [2019-09-08 21:24:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_3 [2019-09-08 21:24:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2019-09-08 21:24:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2019-09-08 21:24:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_57 [2019-09-08 21:24:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_69 [2019-09-08 21:24:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_72 [2019-09-08 21:24:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_81 [2019-09-08 21:24:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_82 [2019-09-08 21:24:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_83 [2019-09-08 21:24:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_84 [2019-09-08 21:24:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_85 [2019-09-08 21:24:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_86 [2019-09-08 21:24:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_87 [2019-09-08 21:24:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_88 [2019-09-08 21:24:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_95 [2019-09-08 21:24:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_96 [2019-09-08 21:24:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_115 [2019-09-08 21:24:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_116 [2019-09-08 21:24:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_117 [2019-09-08 21:24:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_118 [2019-09-08 21:24:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_119 [2019-09-08 21:24:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_124 [2019-09-08 21:24:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_125 [2019-09-08 21:24:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_126 [2019-09-08 21:24:26,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 21:24:26,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-08 21:24:26,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-08 21:24:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-08 21:24:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-08 21:24:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 21:24:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 21:24:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 21:24:26,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 21:24:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-08 21:24:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-08 21:24:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-08 21:24:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-08 21:24:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-08 21:24:26,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-08 21:24:26,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 21:24:26,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 21:24:26,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 21:24:26,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 21:24:26,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-08 21:24:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 21:24:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-08 21:24:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-08 21:24:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-08 21:24:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-08 21:24:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-08 21:24:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-08 21:24:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-08 21:24:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 21:24:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 21:24:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 21:24:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-08 21:24:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-08 21:24:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-08 21:24:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-08 21:24:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-08 21:24:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-08 21:24:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 21:24:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 21:24:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 21:24:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 21:24:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 21:24:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 21:24:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 21:24:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 21:24:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 21:24:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 21:24:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 21:24:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 21:24:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 21:24:26,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 21:24:26,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 21:24:26,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 21:24:26,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 21:24:26,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 21:24:26,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 21:24:26,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 21:24:26,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 21:24:26,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 21:24:26,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 21:24:26,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 21:24:26,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 21:24:26,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock [2019-09-08 21:24:26,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock [2019-09-08 21:24:26,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock [2019-09-08 21:24:26,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock [2019-09-08 21:24:26,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock [2019-09-08 21:24:27,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock [2019-09-08 21:24:27,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock [2019-09-08 21:24:27,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 21:24:27,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2019-09-08 21:24:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2019-09-08 21:24:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lock_of_netdev_private [2019-09-08 21:24:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lock_of_netdev_private [2019-09-08 21:24:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lock_of_netdev_private [2019-09-08 21:24:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lock_of_netdev_private [2019-09-08 21:24:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lock_of_netdev_private [2019-09-08 21:24:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lock_of_netdev_private [2019-09-08 21:24:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 21:24:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 21:24:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 21:24:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 21:24:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 21:24:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 21:24:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 21:24:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 21:24:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 21:24:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 21:24:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 21:24:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptl [2019-09-08 21:24:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_ptl [2019-09-08 21:24:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_ptl [2019-09-08 21:24:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_ptl [2019-09-08 21:24:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_ptl [2019-09-08 21:24:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_ptl [2019-09-08 21:24:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_ptl [2019-09-08 21:24:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 21:24:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 21:24:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 21:24:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 21:24:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 21:24:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 21:24:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 21:24:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 21:24:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 21:24:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 21:24:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 21:24:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 21:24:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 21:24:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 21:24:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 21:24:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 21:24:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 21:24:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 21:24:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2019-09-08 21:24:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-09-08 21:24:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-09-08 21:24:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 21:24:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-08 21:24:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-09-08 21:24:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_disable_ip [2019-09-08 21:24:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_enable_ip [2019-09-08 21:24:27,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-08 21:24:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 21:24:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 21:24:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 21:24:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-09-08 21:24:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 21:24:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-08 21:24:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 21:24:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-08 21:24:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-08 21:24:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-08 21:24:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-09-08 21:24:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-08 21:24:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 21:24:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 21:24:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 21:24:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 21:24:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-09-08 21:24:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_device [2019-09-08 21:24:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 21:24:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-08 21:24:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-08 21:24:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2019-09-08 21:24:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-09-08 21:24:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 21:24:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-09-08 21:24:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-09-08 21:24:27,022 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-08 21:24:27,023 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-08 21:24:27,023 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 21:24:27,023 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-08 21:24:27,023 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 21:24:27,023 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 21:24:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-08 21:24:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-08 21:24:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-08 21:24:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-09-08 21:24:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-08 21:24:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-08 21:24:27,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 21:24:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-08 21:24:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2019-09-08 21:24:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2019-09-08 21:24:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2019-09-08 21:24:27,025 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-08 21:24:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-09-08 21:24:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-09-08 21:24:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-08 21:24:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-08 21:24:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-08 21:24:27,026 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-08 21:24:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-08 21:24:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-08 21:24:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 21:24:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2019-09-08 21:24:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 21:24:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-09-08 21:24:27,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-08 21:24:27,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 21:24:27,029 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 21:24:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 21:24:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 21:24:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 21:24:27,030 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 21:24:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 21:24:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2019-09-08 21:24:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2019-09-08 21:24:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 21:24:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-08 21:24:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2019-09-08 21:24:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 21:24:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 21:24:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 21:24:27,032 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 21:24:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 21:24:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 21:24:27,033 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-08 21:24:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 21:24:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 21:24:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-08 21:24:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-08 21:24:27,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-08 21:24:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-08 21:24:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2019-09-08 21:24:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 21:24:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-08 21:24:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 21:24:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-08 21:24:27,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-08 21:24:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-08 21:24:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-08 21:24:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 21:24:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 21:24:27,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_macro [2019-09-08 21:24:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-08 21:24:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-08 21:24:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 21:24:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 21:24:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-08 21:24:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 21:24:27,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 21:24:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 21:24:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-09-08 21:24:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-08 21:24:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 21:24:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-08 21:24:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 21:24:27,037 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-08 21:24:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 21:24:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 21:24:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 21:24:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 21:24:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2019-09-08 21:24:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2019-09-08 21:24:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2019-09-08 21:24:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2019-09-08 21:24:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_disable_ip [2019-09-08 21:24:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2019-09-08 21:24:27,039 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_enable_ip [2019-09-08 21:24:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2019-09-08 21:24:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 21:24:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 21:24:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-08 21:24:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 21:24:27,040 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-08 21:24:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 21:24:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 21:24:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_69 [2019-09-08 21:24:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_95 [2019-09-08 21:24:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-08 21:24:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_87 [2019-09-08 21:24:27,041 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_72 [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_96 [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_88 [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_124 [2019-09-08 21:24:27,042 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_116 [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_119 [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-08 21:24:27,043 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_81 [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_82 [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2019-09-08 21:24:27,044 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 21:24:27,045 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-09-08 21:24:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_device [2019-09-08 21:24:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 21:24:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 21:24:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-09-08 21:24:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 21:24:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-09-08 21:24:27,046 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-09-08 21:24:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-09-08 21:24:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_device [2019-09-08 21:24:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 21:24:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 21:24:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 21:24:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 21:24:27,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 21:24:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 21:24:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 21:24:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2019-09-08 21:24:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-08 21:24:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 21:24:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-09-08 21:24:27,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 21:24:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 21:24:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_57 [2019-09-08 21:24:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-08 21:24:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_to_linear_data [2019-09-08 21:24:27,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-08 21:24:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2019-09-08 21:24:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 21:24:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 21:24:27,053 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 21:24:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_85 [2019-09-08 21:24:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_118 [2019-09-08 21:24:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2019-09-08 21:24:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-08 21:24:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 21:24:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 21:24:27,054 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 21:24:27,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2019-09-08 21:24:27,056 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 21:24:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_84 [2019-09-08 21:24:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 21:24:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_117 [2019-09-08 21:24:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 21:24:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 21:24:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 21:24:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 21:24:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 21:24:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_125 [2019-09-08 21:24:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 21:24:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_126 [2019-09-08 21:24:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-08 21:24:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 21:24:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-08 21:24:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-08 21:24:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2019-09-08 21:24:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2019-09-08 21:24:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 21:24:27,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 21:24:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 21:24:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 21:24:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 21:24:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 21:24:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_86 [2019-09-08 21:24:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 21:24:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_115 [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-08 21:24:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_83 [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2019-09-08 21:24:27,062 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure update_link [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_timer [2019-09-08 21:24:27,063 INFO L130 BoogieDeclarations]: Found specification of procedure init_rxtx_rings [2019-09-08 21:24:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure free_rxtx_rings [2019-09-08 21:24:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2019-09-08 21:24:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2019-09-08 21:24:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_ringdesc [2019-09-08 21:24:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure free_ringdesc [2019-09-08 21:24:27,064 INFO L130 BoogieDeclarations]: Found specification of procedure start_tx [2019-09-08 21:24:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure intr_handler [2019-09-08 21:24:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_error [2019-09-08 21:24:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx [2019-09-08 21:24:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2019-09-08 21:24:27,065 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-09-08 21:24:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats [2019-09-08 21:24:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2019-09-08 21:24:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2019-09-08 21:24:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure w840_probe1 [2019-09-08 21:24:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 21:24:27,066 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_sync [2019-09-08 21:24:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure update_csr6 [2019-09-08 21:24:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_done [2019-09-08 21:24:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 21:24:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_drvinfo [2019-09-08 21:24:27,067 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_settings [2019-09-08 21:24:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_settings [2019-09-08 21:24:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2019-09-08 21:24:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_link [2019-09-08 21:24:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_msglevel [2019-09-08 21:24:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_msglevel [2019-09-08 21:24:27,068 INFO L130 BoogieDeclarations]: Found specification of procedure w840_remove1 [2019-09-08 21:24:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure w840_suspend [2019-09-08 21:24:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure w840_resume [2019-09-08 21:24:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure w840_init [2019-09-08 21:24:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure w840_exit [2019-09-08 21:24:27,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_w840_exit_14_2 [2019-09-08 21:24:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_w840_init_14_7 [2019-09-08 21:24:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver [2019-09-08 21:24:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2019-09-08 21:24:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-08 21:24:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2019-09-08 21:24:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_11_1 [2019-09-08 21:24:27,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_12_1 [2019-09-08 21:24:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_5_1 [2019-09-08 21:24:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_8_2 [2019-09-08 21:24:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_deregister_6_1 [2019-09-08 21:24:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_10_2 [2019-09-08 21:24:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2019-09-08 21:24:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_9_4 [2019-09-08 21:24:27,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_10 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_13 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_16 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_17 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_18 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_19 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_20 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_21 [2019-09-08 21:24:27,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_22 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_23 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_26 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_7 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_8 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_9 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_14 [2019-09-08 21:24:27,073 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_thread_0_3 [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-09-08 21:24:27,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_probe_2_17 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_release_2_2 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_2_5 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_resume_early_2_6 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_shutdown_2_3 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_2_8 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_instance_suspend_late_2_7 [2019-09-08 21:24:27,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_pci_instance_2 [2019-09-08 21:24:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2019-09-08 21:24:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2019-09-08 21:24:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_9_6 [2019-09-08 21:24:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2019-09-08 21:24:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-08 21:24:27,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_11 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_20 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-08 21:24:27,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_3 [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_3_2 [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_3 [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2019-09-08 21:24:27,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__nonatomic [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_alloc_spinlock__wrong_flags [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-08 21:24:27,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-08 21:24:27,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 21:24:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 21:24:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-08 21:24:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-08 21:24:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-08 21:24:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-08 21:24:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 21:24:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-08 21:24:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock__xmit_lock_of_netdev_queue [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_addr_list_lock_of_net_device [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_addr_list_lock_of_net_device [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_addr_list_lock_of_net_device [2019-09-08 21:24:27,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_addr_list_lock_of_net_device [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_addr_list_lock_of_net_device [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_addr_list_lock_of_net_device [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_addr_list_lock_of_net_device [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_addr_list_lock_of_net_device [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_alloc_lock_of_task_struct [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_alloc_lock_of_task_struct [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_alloc_lock_of_task_struct [2019-09-08 21:24:27,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_alloc_lock_of_task_struct [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_alloc_lock_of_task_struct [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_alloc_lock_of_task_struct [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_alloc_lock_of_task_struct [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_alloc_lock_of_task_struct [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_i_lock_of_inode [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_i_lock_of_inode [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_i_lock_of_inode [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_i_lock_of_inode [2019-09-08 21:24:27,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_i_lock_of_inode [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_i_lock_of_inode [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_i_lock_of_inode [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_i_lock_of_inode [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock [2019-09-08 21:24:27,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_NOT_ARG_SIGN [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lock_of_netdev_private [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lock_of_netdev_private [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lock_of_netdev_private [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lock_of_netdev_private [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lock_of_netdev_private [2019-09-08 21:24:27,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lock_of_netdev_private [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lru_lock_of_netns_frags [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lru_lock_of_netns_frags [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_lru_lock_of_netns_frags [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_lru_lock_of_netns_frags [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_lru_lock_of_netns_frags [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_lru_lock_of_netns_frags [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_lru_lock_of_netns_frags [2019-09-08 21:24:27,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_lru_lock_of_netns_frags [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_node_size_lock_of_pglist_data [2019-09-08 21:24:27,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_ptl [2019-09-08 21:24:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_siglock_of_sighand_struct [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_global_lock_of_net_device [2019-09-08 21:24:27,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_global_lock_of_net_device [2019-09-08 21:24:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock_tx_global_lock_of_net_device [2019-09-08 21:24:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_wait_tx_global_lock_of_net_device [2019-09-08 21:24:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_tx_global_lock_of_net_device [2019-09-08 21:24:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_can_lock_tx_global_lock_of_net_device [2019-09-08 21:24:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_contended_tx_global_lock_of_net_device [2019-09-08 21:24:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_lock_tx_global_lock_of_net_device [2019-09-08 21:24:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 21:24:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 21:24:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-08 21:24:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-08 21:24:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-08 21:24:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-08 21:24:30,488 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-08 21:24:31,238 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 21:24:40,450 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 21:24:40,450 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 21:24:40,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:24:40 BoogieIcfgContainer [2019-09-08 21:24:40,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 21:24:40,455 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 21:24:40,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 21:24:40,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 21:24:40,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 09:24:21" (1/3) ... [2019-09-08 21:24:40,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f1496d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:24:40, skipping insertion in model container [2019-09-08 21:24:40,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 09:24:26" (2/3) ... [2019-09-08 21:24:40,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75f1496d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 09:24:40, skipping insertion in model container [2019-09-08 21:24:40,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 09:24:40" (3/3) ... [2019-09-08 21:24:40,466 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-winbond-840.cil.i [2019-09-08 21:24:40,478 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 21:24:40,503 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-09-08 21:24:40,522 INFO L252 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-09-08 21:24:40,574 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 21:24:40,575 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 21:24:40,575 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 21:24:40,575 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 21:24:40,576 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 21:24:40,576 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 21:24:40,576 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 21:24:40,576 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 21:24:40,576 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 21:24:40,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states. [2019-09-08 21:24:40,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-09-08 21:24:40,705 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:24:40,707 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-08 21:24:40,710 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:24:40,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:24:40,717 INFO L82 PathProgramCache]: Analyzing trace with hash -664737915, now seen corresponding path program 1 times [2019-09-08 21:24:40,719 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:24:40,719 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:24:40,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:40,811 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:24:40,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:24:41,965 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2019-09-08 21:24:41,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:24:41,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:24:41,973 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:24:41,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:24:41,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:24:41,991 INFO L87 Difference]: Start difference. First operand 2862 states. Second operand 3 states. [2019-09-08 21:24:45,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:24:45,270 INFO L93 Difference]: Finished difference Result 6541 states and 8540 transitions. [2019-09-08 21:24:45,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:24:45,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2019-09-08 21:24:45,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:24:45,340 INFO L225 Difference]: With dead ends: 6541 [2019-09-08 21:24:45,340 INFO L226 Difference]: Without dead ends: 4111 [2019-09-08 21:24:45,365 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:24:45,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4111 states. [2019-09-08 21:24:45,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4111 to 4101. [2019-09-08 21:24:45,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4101 states. [2019-09-08 21:24:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 4101 states and 5231 transitions. [2019-09-08 21:24:45,704 INFO L78 Accepts]: Start accepts. Automaton has 4101 states and 5231 transitions. Word has length 176 [2019-09-08 21:24:45,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:24:45,705 INFO L475 AbstractCegarLoop]: Abstraction has 4101 states and 5231 transitions. [2019-09-08 21:24:45,705 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:24:45,705 INFO L276 IsEmpty]: Start isEmpty. Operand 4101 states and 5231 transitions. [2019-09-08 21:24:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-09-08 21:24:45,718 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:24:45,718 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-08 21:24:45,719 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:24:45,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:24:45,719 INFO L82 PathProgramCache]: Analyzing trace with hash -391840661, now seen corresponding path program 1 times [2019-09-08 21:24:45,719 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:24:45,720 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:24:45,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:45,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:24:45,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:24:46,188 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2019-09-08 21:24:46,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:24:46,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 21:24:46,194 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 21:24:46,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 21:24:46,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-09-08 21:24:46,195 INFO L87 Difference]: Start difference. First operand 4101 states and 5231 transitions. Second operand 6 states. [2019-09-08 21:24:54,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:24:54,146 INFO L93 Difference]: Finished difference Result 13125 states and 16763 transitions. [2019-09-08 21:24:54,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:24:54,147 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 210 [2019-09-08 21:24:54,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:24:54,213 INFO L225 Difference]: With dead ends: 13125 [2019-09-08 21:24:54,213 INFO L226 Difference]: Without dead ends: 9059 [2019-09-08 21:24:54,235 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-09-08 21:24:54,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9059 states. [2019-09-08 21:24:54,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9059 to 9035. [2019-09-08 21:24:54,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9035 states. [2019-09-08 21:24:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9035 states to 9035 states and 11503 transitions. [2019-09-08 21:24:54,715 INFO L78 Accepts]: Start accepts. Automaton has 9035 states and 11503 transitions. Word has length 210 [2019-09-08 21:24:54,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:24:54,718 INFO L475 AbstractCegarLoop]: Abstraction has 9035 states and 11503 transitions. [2019-09-08 21:24:54,718 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 21:24:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 9035 states and 11503 transitions. [2019-09-08 21:24:54,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-09-08 21:24:54,726 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:24:54,727 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 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] [2019-09-08 21:24:54,727 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:24:54,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:24:54,728 INFO L82 PathProgramCache]: Analyzing trace with hash -504502930, now seen corresponding path program 1 times [2019-09-08 21:24:54,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:24:54,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:24:54,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:54,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:24:54,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:24:55,361 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2019-09-08 21:24:55,361 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:24:55,362 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:24:55,362 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:24:55,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:24:55,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:24:55,363 INFO L87 Difference]: Start difference. First operand 9035 states and 11503 transitions. Second operand 3 states. [2019-09-08 21:24:58,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:24:58,820 INFO L93 Difference]: Finished difference Result 24367 states and 31079 transitions. [2019-09-08 21:24:58,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:24:58,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2019-09-08 21:24:58,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:24:58,946 INFO L225 Difference]: With dead ends: 24367 [2019-09-08 21:24:58,946 INFO L226 Difference]: Without dead ends: 15367 [2019-09-08 21:24:58,988 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:24:59,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15367 states. [2019-09-08 21:24:59,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15367 to 15349. [2019-09-08 21:24:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15349 states. [2019-09-08 21:24:59,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15349 states to 15349 states and 19559 transitions. [2019-09-08 21:24:59,647 INFO L78 Accepts]: Start accepts. Automaton has 15349 states and 19559 transitions. Word has length 215 [2019-09-08 21:24:59,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:24:59,648 INFO L475 AbstractCegarLoop]: Abstraction has 15349 states and 19559 transitions. [2019-09-08 21:24:59,648 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:24:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 15349 states and 19559 transitions. [2019-09-08 21:24:59,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-09-08 21:24:59,662 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:24:59,662 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 6, 6, 6, 4, 4, 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] [2019-09-08 21:24:59,663 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:24:59,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:24:59,663 INFO L82 PathProgramCache]: Analyzing trace with hash 480377434, now seen corresponding path program 1 times [2019-09-08 21:24:59,663 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:24:59,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:24:59,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:59,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:24:59,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:24:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:25:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2019-09-08 21:25:00,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:25:00,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:25:00,634 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:25:00,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:25:00,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:25:00,634 INFO L87 Difference]: Start difference. First operand 15349 states and 19559 transitions. Second operand 3 states. [2019-09-08 21:25:02,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:25:02,048 INFO L93 Difference]: Finished difference Result 36332 states and 46261 transitions. [2019-09-08 21:25:02,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:25:02,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 338 [2019-09-08 21:25:02,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:25:02,183 INFO L225 Difference]: With dead ends: 36332 [2019-09-08 21:25:02,183 INFO L226 Difference]: Without dead ends: 21018 [2019-09-08 21:25:02,244 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:25:02,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21018 states. [2019-09-08 21:25:02,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21018 to 21000. [2019-09-08 21:25:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21000 states. [2019-09-08 21:25:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21000 states to 21000 states and 26713 transitions. [2019-09-08 21:25:02,989 INFO L78 Accepts]: Start accepts. Automaton has 21000 states and 26713 transitions. Word has length 338 [2019-09-08 21:25:02,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:25:02,991 INFO L475 AbstractCegarLoop]: Abstraction has 21000 states and 26713 transitions. [2019-09-08 21:25:02,991 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:25:02,991 INFO L276 IsEmpty]: Start isEmpty. Operand 21000 states and 26713 transitions. [2019-09-08 21:25:03,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2019-09-08 21:25:03,005 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:25:03,005 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 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] [2019-09-08 21:25:03,006 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:25:03,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:25:03,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1188708443, now seen corresponding path program 1 times [2019-09-08 21:25:03,006 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:25:03,006 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:25:03,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:03,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:25:03,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:25:04,599 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2019-09-08 21:25:04,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:25:04,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 21:25:04,602 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 21:25:04,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 21:25:04,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:25:04,603 INFO L87 Difference]: Start difference. First operand 21000 states and 26713 transitions. Second operand 3 states. [2019-09-08 21:25:06,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:25:06,225 INFO L93 Difference]: Finished difference Result 46762 states and 59509 transitions. [2019-09-08 21:25:06,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 21:25:06,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 338 [2019-09-08 21:25:06,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:25:06,357 INFO L225 Difference]: With dead ends: 46762 [2019-09-08 21:25:06,357 INFO L226 Difference]: Without dead ends: 25797 [2019-09-08 21:25:06,418 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 21:25:06,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25797 states. [2019-09-08 21:25:07,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25797 to 25779. [2019-09-08 21:25:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25779 states. [2019-09-08 21:25:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25779 states to 25779 states and 32795 transitions. [2019-09-08 21:25:07,591 INFO L78 Accepts]: Start accepts. Automaton has 25779 states and 32795 transitions. Word has length 338 [2019-09-08 21:25:07,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:25:07,595 INFO L475 AbstractCegarLoop]: Abstraction has 25779 states and 32795 transitions. [2019-09-08 21:25:07,595 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 21:25:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 25779 states and 32795 transitions. [2019-09-08 21:25:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-09-08 21:25:07,617 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:25:07,617 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:25:07,618 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:25:07,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:25:07,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1132056479, now seen corresponding path program 1 times [2019-09-08 21:25:07,619 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:25:07,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:25:07,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:07,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:25:07,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:25:08,146 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2019-09-08 21:25:08,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:25:08,147 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:25:08,148 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:25:08,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:25:08,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:25:08,149 INFO L87 Difference]: Start difference. First operand 25779 states and 32795 transitions. Second operand 5 states. [2019-09-08 21:25:23,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:25:23,096 INFO L93 Difference]: Finished difference Result 55131 states and 70210 transitions. [2019-09-08 21:25:23,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 21:25:23,097 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 330 [2019-09-08 21:25:23,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:25:23,240 INFO L225 Difference]: With dead ends: 55131 [2019-09-08 21:25:23,240 INFO L226 Difference]: Without dead ends: 29387 [2019-09-08 21:25:23,301 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:25:23,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29387 states. [2019-09-08 21:25:25,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29387 to 29369. [2019-09-08 21:25:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29369 states. [2019-09-08 21:25:25,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29369 states to 29369 states and 37410 transitions. [2019-09-08 21:25:25,603 INFO L78 Accepts]: Start accepts. Automaton has 29369 states and 37410 transitions. Word has length 330 [2019-09-08 21:25:25,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:25:25,604 INFO L475 AbstractCegarLoop]: Abstraction has 29369 states and 37410 transitions. [2019-09-08 21:25:25,604 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:25:25,604 INFO L276 IsEmpty]: Start isEmpty. Operand 29369 states and 37410 transitions. [2019-09-08 21:25:25,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2019-09-08 21:25:25,620 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:25:25,620 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 6, 6, 5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:25:25,620 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:25:25,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:25:25,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1520558760, now seen corresponding path program 1 times [2019-09-08 21:25:25,621 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:25:25,621 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:25:25,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:25,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:25:25,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:25:26,094 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2019-09-08 21:25:26,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:25:26,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:25:26,096 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:25:26,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:25:26,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:25:26,097 INFO L87 Difference]: Start difference. First operand 29369 states and 37410 transitions. Second operand 5 states. [2019-09-08 21:25:41,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:25:41,425 INFO L93 Difference]: Finished difference Result 62243 states and 79368 transitions. [2019-09-08 21:25:41,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 21:25:41,426 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 335 [2019-09-08 21:25:41,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:25:41,571 INFO L225 Difference]: With dead ends: 62243 [2019-09-08 21:25:41,572 INFO L226 Difference]: Without dead ends: 32909 [2019-09-08 21:25:41,647 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:25:41,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32909 states. [2019-09-08 21:25:42,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32909 to 32891. [2019-09-08 21:25:42,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32891 states. [2019-09-08 21:25:42,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32891 states to 32891 states and 41957 transitions. [2019-09-08 21:25:42,803 INFO L78 Accepts]: Start accepts. Automaton has 32891 states and 41957 transitions. Word has length 335 [2019-09-08 21:25:42,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:25:42,804 INFO L475 AbstractCegarLoop]: Abstraction has 32891 states and 41957 transitions. [2019-09-08 21:25:42,804 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:25:42,804 INFO L276 IsEmpty]: Start isEmpty. Operand 32891 states and 41957 transitions. [2019-09-08 21:25:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-09-08 21:25:42,823 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:25:42,824 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:25:42,824 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:25:42,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:25:42,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1385438991, now seen corresponding path program 1 times [2019-09-08 21:25:42,824 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:25:42,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:25:42,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:42,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:25:42,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:25:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:25:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-09-08 21:25:43,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:25:43,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:25:43,261 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:25:43,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:25:43,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:25:43,262 INFO L87 Difference]: Start difference. First operand 32891 states and 41957 transitions. Second operand 5 states. [2019-09-08 21:25:58,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:25:58,849 INFO L93 Difference]: Finished difference Result 69275 states and 88481 transitions. [2019-09-08 21:25:58,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 21:25:58,849 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 344 [2019-09-08 21:25:58,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:25:59,004 INFO L225 Difference]: With dead ends: 69275 [2019-09-08 21:25:59,004 INFO L226 Difference]: Without dead ends: 36419 [2019-09-08 21:25:59,098 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:25:59,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36419 states. [2019-09-08 21:26:00,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36419 to 36401. [2019-09-08 21:26:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36401 states. [2019-09-08 21:26:00,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36401 states to 36401 states and 46519 transitions. [2019-09-08 21:26:00,226 INFO L78 Accepts]: Start accepts. Automaton has 36401 states and 46519 transitions. Word has length 344 [2019-09-08 21:26:00,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:26:00,227 INFO L475 AbstractCegarLoop]: Abstraction has 36401 states and 46519 transitions. [2019-09-08 21:26:00,228 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:26:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 36401 states and 46519 transitions. [2019-09-08 21:26:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-09-08 21:26:00,247 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:26:00,248 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 6, 6, 6, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:26:00,248 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:26:00,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:26:00,248 INFO L82 PathProgramCache]: Analyzing trace with hash 538846937, now seen corresponding path program 1 times [2019-09-08 21:26:00,249 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:26:00,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:26:00,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:26:00,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:26:00,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:26:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:26:01,003 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2019-09-08 21:26:01,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:26:01,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:26:01,005 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:26:01,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:26:01,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:26:01,006 INFO L87 Difference]: Start difference. First operand 36401 states and 46519 transitions. Second operand 5 states. [2019-09-08 21:26:15,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:26:15,435 INFO L93 Difference]: Finished difference Result 76287 states and 97543 transitions. [2019-09-08 21:26:15,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 21:26:15,435 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 376 [2019-09-08 21:26:15,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:26:15,557 INFO L225 Difference]: With dead ends: 76287 [2019-09-08 21:26:15,557 INFO L226 Difference]: Without dead ends: 39921 [2019-09-08 21:26:15,624 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-08 21:26:15,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39921 states. [2019-09-08 21:26:18,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39921 to 39903. [2019-09-08 21:26:18,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39903 states. [2019-09-08 21:26:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39903 states to 39903 states and 51007 transitions. [2019-09-08 21:26:18,724 INFO L78 Accepts]: Start accepts. Automaton has 39903 states and 51007 transitions. Word has length 376 [2019-09-08 21:26:18,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:26:18,724 INFO L475 AbstractCegarLoop]: Abstraction has 39903 states and 51007 transitions. [2019-09-08 21:26:18,724 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:26:18,725 INFO L276 IsEmpty]: Start isEmpty. Operand 39903 states and 51007 transitions. [2019-09-08 21:26:18,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-09-08 21:26:18,739 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:26:18,739 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 7, 7, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:26:18,740 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:26:18,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:26:18,740 INFO L82 PathProgramCache]: Analyzing trace with hash 826984389, now seen corresponding path program 1 times [2019-09-08 21:26:18,740 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:26:18,740 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:26:18,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:26:18,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:26:18,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:26:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:26:19,194 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 31 proven. 12 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2019-09-08 21:26:19,194 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:26:19,194 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:26:19,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:26:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:26:20,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 6311 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:26:21,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:26:21,146 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2019-09-08 21:26:21,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:26:21,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-08 21:26:21,181 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 21:26:21,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 21:26:21,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 21:26:21,182 INFO L87 Difference]: Start difference. First operand 39903 states and 51007 transitions. Second operand 6 states. [2019-09-08 21:26:38,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:26:38,538 INFO L93 Difference]: Finished difference Result 79881 states and 102205 transitions. [2019-09-08 21:26:38,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:26:38,538 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 359 [2019-09-08 21:26:38,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:26:38,827 INFO L225 Difference]: With dead ends: 79881 [2019-09-08 21:26:38,828 INFO L226 Difference]: Without dead ends: 40013 [2019-09-08 21:26:38,985 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2019-09-08 21:26:39,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40013 states. [2019-09-08 21:26:41,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40013 to 39951. [2019-09-08 21:26:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39951 states. [2019-09-08 21:26:41,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39951 states to 39951 states and 51023 transitions. [2019-09-08 21:26:42,008 INFO L78 Accepts]: Start accepts. Automaton has 39951 states and 51023 transitions. Word has length 359 [2019-09-08 21:26:42,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:26:42,008 INFO L475 AbstractCegarLoop]: Abstraction has 39951 states and 51023 transitions. [2019-09-08 21:26:42,009 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 21:26:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand 39951 states and 51023 transitions. [2019-09-08 21:26:42,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-09-08 21:26:42,027 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:26:42,027 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:26:42,028 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:26:42,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:26:42,028 INFO L82 PathProgramCache]: Analyzing trace with hash -557776628, now seen corresponding path program 1 times [2019-09-08 21:26:42,028 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:26:42,028 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:26:42,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:26:42,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:26:42,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:26:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:26:42,586 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 31 proven. 16 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2019-09-08 21:26:42,587 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:26:42,587 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:26:42,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:26:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:26:44,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 6623 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:26:45,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:26:45,236 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2019-09-08 21:26:45,282 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:26:45,282 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-08 21:26:45,285 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 21:26:45,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 21:26:45,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 21:26:45,286 INFO L87 Difference]: Start difference. First operand 39951 states and 51023 transitions. Second operand 6 states. [2019-09-08 21:27:05,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:27:05,937 INFO L93 Difference]: Finished difference Result 85178 states and 109137 transitions. [2019-09-08 21:27:05,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:27:05,938 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 424 [2019-09-08 21:27:05,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:27:06,119 INFO L225 Difference]: With dead ends: 85178 [2019-09-08 21:27:06,119 INFO L226 Difference]: Without dead ends: 45262 [2019-09-08 21:27:06,215 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2019-09-08 21:27:06,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45262 states. [2019-09-08 21:27:08,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45262 to 44858. [2019-09-08 21:27:08,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44858 states. [2019-09-08 21:27:08,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44858 states to 44858 states and 57126 transitions. [2019-09-08 21:27:08,575 INFO L78 Accepts]: Start accepts. Automaton has 44858 states and 57126 transitions. Word has length 424 [2019-09-08 21:27:08,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:27:08,576 INFO L475 AbstractCegarLoop]: Abstraction has 44858 states and 57126 transitions. [2019-09-08 21:27:08,576 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 21:27:08,576 INFO L276 IsEmpty]: Start isEmpty. Operand 44858 states and 57126 transitions. [2019-09-08 21:27:08,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2019-09-08 21:27:08,596 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:27:08,596 INFO L399 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 8, 8, 8, 6, 6, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:27:08,597 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:27:08,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:27:08,597 INFO L82 PathProgramCache]: Analyzing trace with hash -789637665, now seen corresponding path program 1 times [2019-09-08 21:27:08,597 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:27:08,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:27:08,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:27:08,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:27:08,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:27:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:27:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2019-09-08 21:27:09,083 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:27:09,083 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:27:09,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:27:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:27:11,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 6852 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:27:11,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:27:11,551 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 523 trivial. 0 not checked. [2019-09-08 21:27:11,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:27:11,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-08 21:27:11,600 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 21:27:11,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 21:27:11,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 21:27:11,601 INFO L87 Difference]: Start difference. First operand 44858 states and 57126 transitions. Second operand 6 states. [2019-09-08 21:27:31,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:27:31,044 INFO L93 Difference]: Finished difference Result 90903 states and 115975 transitions. [2019-09-08 21:27:31,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:27:31,045 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 473 [2019-09-08 21:27:31,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:27:31,224 INFO L225 Difference]: With dead ends: 90903 [2019-09-08 21:27:31,224 INFO L226 Difference]: Without dead ends: 46080 [2019-09-08 21:27:31,305 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 475 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2019-09-08 21:27:31,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46080 states. [2019-09-08 21:27:32,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46080 to 45768. [2019-09-08 21:27:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45768 states. [2019-09-08 21:27:32,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45768 states to 45768 states and 58052 transitions. [2019-09-08 21:27:33,000 INFO L78 Accepts]: Start accepts. Automaton has 45768 states and 58052 transitions. Word has length 473 [2019-09-08 21:27:33,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:27:33,000 INFO L475 AbstractCegarLoop]: Abstraction has 45768 states and 58052 transitions. [2019-09-08 21:27:33,001 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 21:27:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 45768 states and 58052 transitions. [2019-09-08 21:27:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2019-09-08 21:27:33,018 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:27:33,018 INFO L399 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2019-09-08 21:27:33,018 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:27:33,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:27:33,019 INFO L82 PathProgramCache]: Analyzing trace with hash 203095336, now seen corresponding path program 1 times [2019-09-08 21:27:33,019 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:27:33,019 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:27:33,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:27:33,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:27:33,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:27:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:27:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 43 proven. 8 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2019-09-08 21:27:33,474 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:27:33,475 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:27:33,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:27:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:27:35,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 6811 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 21:27:35,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:27:35,497 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 211 proven. 6 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2019-09-08 21:27:35,530 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:27:35,531 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2019-09-08 21:27:35,532 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 21:27:35,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 21:27:35,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-08 21:27:35,536 INFO L87 Difference]: Start difference. First operand 45768 states and 58052 transitions. Second operand 8 states. [2019-09-08 21:28:02,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:28:02,224 INFO L93 Difference]: Finished difference Result 98510 states and 125181 transitions. [2019-09-08 21:28:02,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:28:02,225 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 454 [2019-09-08 21:28:02,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:28:02,379 INFO L225 Difference]: With dead ends: 98510 [2019-09-08 21:28:02,379 INFO L226 Difference]: Without dead ends: 52777 [2019-09-08 21:28:02,442 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 466 GetRequests, 456 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-09-08 21:28:02,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52777 states. [2019-09-08 21:28:03,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52777 to 52741. [2019-09-08 21:28:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52741 states. [2019-09-08 21:28:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52741 states to 52741 states and 66996 transitions. [2019-09-08 21:28:04,094 INFO L78 Accepts]: Start accepts. Automaton has 52741 states and 66996 transitions. Word has length 454 [2019-09-08 21:28:04,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:28:04,095 INFO L475 AbstractCegarLoop]: Abstraction has 52741 states and 66996 transitions. [2019-09-08 21:28:04,095 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 21:28:04,095 INFO L276 IsEmpty]: Start isEmpty. Operand 52741 states and 66996 transitions. [2019-09-08 21:28:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2019-09-08 21:28:04,113 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:28:04,114 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:28:04,114 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:28:04,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:28:04,115 INFO L82 PathProgramCache]: Analyzing trace with hash 950883427, now seen corresponding path program 1 times [2019-09-08 21:28:04,115 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:28:04,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:28:04,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:28:04,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:28:04,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:28:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:28:05,401 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2019-09-08 21:28:05,402 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:28:05,402 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:28:05,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:28:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:28:07,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 6981 conjuncts, 12 conjunts are in the unsatisfiable core [2019-09-08 21:28:07,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:28:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 46 proven. 174 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2019-09-08 21:28:07,633 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:28:07,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2019-09-08 21:28:07,634 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:28:07,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:28:07,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:28:07,635 INFO L87 Difference]: Start difference. First operand 52741 states and 66996 transitions. Second operand 7 states. [2019-09-08 21:28:22,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:28:22,013 INFO L93 Difference]: Finished difference Result 105512 states and 134610 transitions. [2019-09-08 21:28:22,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 21:28:22,013 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 510 [2019-09-08 21:28:22,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:28:22,182 INFO L225 Difference]: With dead ends: 105512 [2019-09-08 21:28:22,182 INFO L226 Difference]: Without dead ends: 52813 [2019-09-08 21:28:22,279 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 517 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-09-08 21:28:22,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52813 states. [2019-09-08 21:28:24,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52813 to 52781. [2019-09-08 21:28:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52781 states. [2019-09-08 21:28:24,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52781 states to 52781 states and 66978 transitions. [2019-09-08 21:28:24,449 INFO L78 Accepts]: Start accepts. Automaton has 52781 states and 66978 transitions. Word has length 510 [2019-09-08 21:28:24,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:28:24,450 INFO L475 AbstractCegarLoop]: Abstraction has 52781 states and 66978 transitions. [2019-09-08 21:28:24,450 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:28:24,450 INFO L276 IsEmpty]: Start isEmpty. Operand 52781 states and 66978 transitions. [2019-09-08 21:28:24,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2019-09-08 21:28:24,467 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:28:24,468 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:28:24,468 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:28:24,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:28:24,469 INFO L82 PathProgramCache]: Analyzing trace with hash 956527943, now seen corresponding path program 1 times [2019-09-08 21:28:24,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:28:24,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:28:24,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:28:24,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:28:24,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:28:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:28:25,263 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2019-09-08 21:28:25,263 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:28:25,263 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:28:25,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:28:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:28:27,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 6982 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:28:27,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:28:27,520 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2019-09-08 21:28:27,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:28:27,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-08 21:28:27,563 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:28:27,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:28:27,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:28:27,564 INFO L87 Difference]: Start difference. First operand 52781 states and 66978 transitions. Second operand 7 states. [2019-09-08 21:28:53,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:28:53,418 INFO L93 Difference]: Finished difference Result 158119 states and 201938 transitions. [2019-09-08 21:28:53,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:28:53,418 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 511 [2019-09-08 21:28:53,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:28:53,736 INFO L225 Difference]: With dead ends: 158119 [2019-09-08 21:28:53,736 INFO L226 Difference]: Without dead ends: 105380 [2019-09-08 21:28:53,829 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 520 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-08 21:28:53,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105380 states. [2019-09-08 21:28:56,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105380 to 52781. [2019-09-08 21:28:56,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52781 states. [2019-09-08 21:28:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52781 states to 52781 states and 66932 transitions. [2019-09-08 21:28:56,853 INFO L78 Accepts]: Start accepts. Automaton has 52781 states and 66932 transitions. Word has length 511 [2019-09-08 21:28:56,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:28:56,854 INFO L475 AbstractCegarLoop]: Abstraction has 52781 states and 66932 transitions. [2019-09-08 21:28:56,854 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:28:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 52781 states and 66932 transitions. [2019-09-08 21:28:56,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2019-09-08 21:28:56,866 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:28:56,867 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:28:56,867 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:28:56,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:28:56,867 INFO L82 PathProgramCache]: Analyzing trace with hash -487185313, now seen corresponding path program 1 times [2019-09-08 21:28:56,868 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:28:56,868 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:28:56,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:28:56,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:28:56,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:28:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:28:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2019-09-08 21:28:57,514 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:28:57,514 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:28:57,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:28:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:28:59,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 6983 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:28:59,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:28:59,584 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2019-09-08 21:28:59,613 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:28:59,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-08 21:28:59,614 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:28:59,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:28:59,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:28:59,615 INFO L87 Difference]: Start difference. First operand 52781 states and 66932 transitions. Second operand 7 states. [2019-09-08 21:29:26,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:29:26,048 INFO L93 Difference]: Finished difference Result 158119 states and 201800 transitions. [2019-09-08 21:29:26,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:29:26,049 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 512 [2019-09-08 21:29:26,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:29:26,385 INFO L225 Difference]: With dead ends: 158119 [2019-09-08 21:29:26,386 INFO L226 Difference]: Without dead ends: 105380 [2019-09-08 21:29:26,484 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 533 GetRequests, 521 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-08 21:29:26,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105380 states. [2019-09-08 21:29:29,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105380 to 52781. [2019-09-08 21:29:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52781 states. [2019-09-08 21:29:29,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52781 states to 52781 states and 66886 transitions. [2019-09-08 21:29:29,644 INFO L78 Accepts]: Start accepts. Automaton has 52781 states and 66886 transitions. Word has length 512 [2019-09-08 21:29:29,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:29:29,645 INFO L475 AbstractCegarLoop]: Abstraction has 52781 states and 66886 transitions. [2019-09-08 21:29:29,645 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:29:29,645 INFO L276 IsEmpty]: Start isEmpty. Operand 52781 states and 66886 transitions. [2019-09-08 21:29:29,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2019-09-08 21:29:29,660 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:29:29,661 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:29:29,661 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:29:29,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:29:29,661 INFO L82 PathProgramCache]: Analyzing trace with hash 383650755, now seen corresponding path program 1 times [2019-09-08 21:29:29,662 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:29:29,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:29:29,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:29:29,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:29:29,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:29:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:29:30,249 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2019-09-08 21:29:30,249 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:29:30,250 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:29:30,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:29:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:29:32,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 6984 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:29:32,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:29:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2019-09-08 21:29:32,689 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:29:32,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-08 21:29:32,691 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:29:32,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:29:32,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:29:32,691 INFO L87 Difference]: Start difference. First operand 52781 states and 66886 transitions. Second operand 7 states. [2019-09-08 21:29:57,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:29:57,745 INFO L93 Difference]: Finished difference Result 158119 states and 201662 transitions. [2019-09-08 21:29:57,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:29:57,745 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 513 [2019-09-08 21:29:57,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:30:00,407 INFO L225 Difference]: With dead ends: 158119 [2019-09-08 21:30:00,407 INFO L226 Difference]: Without dead ends: 105380 [2019-09-08 21:30:00,481 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 534 GetRequests, 522 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-08 21:30:00,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105380 states. [2019-09-08 21:30:03,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105380 to 52781. [2019-09-08 21:30:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52781 states. [2019-09-08 21:30:03,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52781 states to 52781 states and 66840 transitions. [2019-09-08 21:30:03,640 INFO L78 Accepts]: Start accepts. Automaton has 52781 states and 66840 transitions. Word has length 513 [2019-09-08 21:30:03,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:30:03,641 INFO L475 AbstractCegarLoop]: Abstraction has 52781 states and 66840 transitions. [2019-09-08 21:30:03,641 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:30:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 52781 states and 66840 transitions. [2019-09-08 21:30:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2019-09-08 21:30:03,652 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:30:03,652 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:30:03,653 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:30:03,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:30:03,653 INFO L82 PathProgramCache]: Analyzing trace with hash -8928165, now seen corresponding path program 1 times [2019-09-08 21:30:03,653 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:30:03,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:30:03,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:30:03,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:30:03,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:30:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:30:04,232 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2019-09-08 21:30:04,232 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:30:04,232 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:30:04,253 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:30:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:30:06,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 6985 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:30:06,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:30:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2019-09-08 21:30:06,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:30:06,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-08 21:30:06,404 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:30:06,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:30:06,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:30:06,405 INFO L87 Difference]: Start difference. First operand 52781 states and 66840 transitions. Second operand 7 states. [2019-09-08 21:30:32,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:30:32,912 INFO L93 Difference]: Finished difference Result 158119 states and 201524 transitions. [2019-09-08 21:30:32,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:30:32,912 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 514 [2019-09-08 21:30:32,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:30:33,270 INFO L225 Difference]: With dead ends: 158119 [2019-09-08 21:30:33,271 INFO L226 Difference]: Without dead ends: 105380 [2019-09-08 21:30:33,369 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 535 GetRequests, 523 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-08 21:30:33,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105380 states. [2019-09-08 21:30:37,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105380 to 52781. [2019-09-08 21:30:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52781 states. [2019-09-08 21:30:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52781 states to 52781 states and 66794 transitions. [2019-09-08 21:30:37,375 INFO L78 Accepts]: Start accepts. Automaton has 52781 states and 66794 transitions. Word has length 514 [2019-09-08 21:30:37,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:30:37,376 INFO L475 AbstractCegarLoop]: Abstraction has 52781 states and 66794 transitions. [2019-09-08 21:30:37,376 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:30:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 52781 states and 66794 transitions. [2019-09-08 21:30:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2019-09-08 21:30:37,390 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:30:37,390 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:30:37,391 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:30:37,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:30:37,391 INFO L82 PathProgramCache]: Analyzing trace with hash -912666049, now seen corresponding path program 1 times [2019-09-08 21:30:37,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:30:37,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:30:37,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:30:37,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:30:37,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:30:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:30:37,917 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2019-09-08 21:30:37,917 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:30:37,917 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:30:37,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:30:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:30:39,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 6986 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-08 21:30:39,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:30:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 793 trivial. 0 not checked. [2019-09-08 21:30:40,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 21:30:40,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-08 21:30:40,043 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:30:40,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:30:40,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:30:40,043 INFO L87 Difference]: Start difference. First operand 52781 states and 66794 transitions. Second operand 7 states. [2019-09-08 21:31:07,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:31:07,638 INFO L93 Difference]: Finished difference Result 158119 states and 201386 transitions. [2019-09-08 21:31:07,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:31:07,639 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 515 [2019-09-08 21:31:07,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:31:07,970 INFO L225 Difference]: With dead ends: 158119 [2019-09-08 21:31:07,971 INFO L226 Difference]: Without dead ends: 105380 [2019-09-08 21:31:08,069 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 536 GetRequests, 524 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-09-08 21:31:08,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105380 states. [2019-09-08 21:31:11,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105380 to 52781. [2019-09-08 21:31:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52781 states. [2019-09-08 21:31:12,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52781 states to 52781 states and 66748 transitions. [2019-09-08 21:31:12,041 INFO L78 Accepts]: Start accepts. Automaton has 52781 states and 66748 transitions. Word has length 515 [2019-09-08 21:31:12,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:31:12,042 INFO L475 AbstractCegarLoop]: Abstraction has 52781 states and 66748 transitions. [2019-09-08 21:31:12,042 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:31:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 52781 states and 66748 transitions. [2019-09-08 21:31:12,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2019-09-08 21:31:12,057 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:31:12,057 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:31:12,057 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:31:12,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:31:12,058 INFO L82 PathProgramCache]: Analyzing trace with hash -482462633, now seen corresponding path program 1 times [2019-09-08 21:31:12,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:31:12,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:31:12,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:12,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:31:12,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:31:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 792 trivial. 0 not checked. [2019-09-08 21:31:12,659 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:31:12,659 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:31:12,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:31:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:31:14,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 6987 conjuncts, 3 conjunts are in the unsatisfiable core [2019-09-08 21:31:14,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:31:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 50 proven. 1 refuted. 0 times theorem prover too weak. 742 trivial. 0 not checked. [2019-09-08 21:31:14,675 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:31:14,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2019-09-08 21:31:14,677 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:31:14,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:31:14,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:31:14,678 INFO L87 Difference]: Start difference. First operand 52781 states and 66748 transitions. Second operand 5 states. [2019-09-08 21:31:17,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:31:17,827 INFO L93 Difference]: Finished difference Result 105688 states and 133758 transitions. [2019-09-08 21:31:17,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 21:31:17,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 516 [2019-09-08 21:31:17,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:31:17,982 INFO L225 Difference]: With dead ends: 105688 [2019-09-08 21:31:17,982 INFO L226 Difference]: Without dead ends: 52949 [2019-09-08 21:31:18,389 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:31:18,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52949 states. [2019-09-08 21:31:23,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52949 to 52893. [2019-09-08 21:31:23,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52893 states. [2019-09-08 21:31:24,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52893 states to 52893 states and 66860 transitions. [2019-09-08 21:31:24,008 INFO L78 Accepts]: Start accepts. Automaton has 52893 states and 66860 transitions. Word has length 516 [2019-09-08 21:31:24,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:31:24,008 INFO L475 AbstractCegarLoop]: Abstraction has 52893 states and 66860 transitions. [2019-09-08 21:31:24,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:31:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 52893 states and 66860 transitions. [2019-09-08 21:31:24,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2019-09-08 21:31:24,019 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:31:24,019 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:31:24,020 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:31:24,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:31:24,020 INFO L82 PathProgramCache]: Analyzing trace with hash 2096682582, now seen corresponding path program 1 times [2019-09-08 21:31:24,020 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:31:24,020 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:31:24,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:24,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:31:24,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:31:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 752 trivial. 0 not checked. [2019-09-08 21:31:24,629 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:31:24,629 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:31:24,630 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:31:24,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:31:24,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:31:24,631 INFO L87 Difference]: Start difference. First operand 52893 states and 66860 transitions. Second operand 5 states. [2019-09-08 21:31:30,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:31:30,702 INFO L93 Difference]: Finished difference Result 109242 states and 138214 transitions. [2019-09-08 21:31:30,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:31:30,702 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 541 [2019-09-08 21:31:30,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:31:30,863 INFO L225 Difference]: With dead ends: 109242 [2019-09-08 21:31:30,863 INFO L226 Difference]: Without dead ends: 56391 [2019-09-08 21:31:30,948 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:31:30,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56391 states. [2019-09-08 21:31:34,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56391 to 56357. [2019-09-08 21:31:34,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56357 states. [2019-09-08 21:31:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56357 states to 56357 states and 71262 transitions. [2019-09-08 21:31:34,792 INFO L78 Accepts]: Start accepts. Automaton has 56357 states and 71262 transitions. Word has length 541 [2019-09-08 21:31:34,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:31:34,793 INFO L475 AbstractCegarLoop]: Abstraction has 56357 states and 71262 transitions. [2019-09-08 21:31:34,793 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:31:34,793 INFO L276 IsEmpty]: Start isEmpty. Operand 56357 states and 71262 transitions. [2019-09-08 21:31:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2019-09-08 21:31:34,804 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:31:34,804 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:31:34,805 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:31:34,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:31:34,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1614504297, now seen corresponding path program 2 times [2019-09-08 21:31:34,805 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:31:34,806 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:31:34,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:34,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:31:34,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:31:35,335 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2019-09-08 21:31:35,336 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:31:35,336 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:31:35,367 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:31:49,180 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-08 21:31:49,180 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 21:31:49,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 6993 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 21:31:49,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:31:49,481 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 50 proven. 4 refuted. 0 times theorem prover too weak. 745 trivial. 0 not checked. [2019-09-08 21:31:49,524 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:31:49,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2019-09-08 21:31:49,525 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 21:31:49,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 21:31:49,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:31:49,525 INFO L87 Difference]: Start difference. First operand 56357 states and 71262 transitions. Second operand 7 states. [2019-09-08 21:31:52,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:31:52,957 INFO L93 Difference]: Finished difference Result 113932 states and 144564 transitions. [2019-09-08 21:31:52,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 21:31:52,958 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 520 [2019-09-08 21:31:52,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:31:53,141 INFO L225 Difference]: With dead ends: 113932 [2019-09-08 21:31:53,142 INFO L226 Difference]: Without dead ends: 57617 [2019-09-08 21:31:53,247 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 21:31:53,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57617 states. [2019-09-08 21:31:59,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57617 to 57053. [2019-09-08 21:31:59,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57053 states. [2019-09-08 21:31:59,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57053 states to 57053 states and 72174 transitions. [2019-09-08 21:31:59,238 INFO L78 Accepts]: Start accepts. Automaton has 57053 states and 72174 transitions. Word has length 520 [2019-09-08 21:31:59,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:31:59,239 INFO L475 AbstractCegarLoop]: Abstraction has 57053 states and 72174 transitions. [2019-09-08 21:31:59,239 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 21:31:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 57053 states and 72174 transitions. [2019-09-08 21:31:59,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 543 [2019-09-08 21:31:59,251 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:31:59,251 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:31:59,252 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:31:59,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:31:59,252 INFO L82 PathProgramCache]: Analyzing trace with hash -49580298, now seen corresponding path program 1 times [2019-09-08 21:31:59,252 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:31:59,252 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:31:59,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:59,255 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 21:31:59,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:31:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:31:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 752 trivial. 0 not checked. [2019-09-08 21:31:59,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:31:59,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:31:59,702 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:31:59,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:31:59,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:31:59,703 INFO L87 Difference]: Start difference. First operand 57053 states and 72174 transitions. Second operand 5 states. [2019-09-08 21:32:06,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:32:06,081 INFO L93 Difference]: Finished difference Result 117622 states and 148934 transitions. [2019-09-08 21:32:06,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:32:06,082 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 542 [2019-09-08 21:32:06,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:32:06,260 INFO L225 Difference]: With dead ends: 117622 [2019-09-08 21:32:06,260 INFO L226 Difference]: Without dead ends: 60611 [2019-09-08 21:32:06,344 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:32:06,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60611 states. [2019-09-08 21:32:10,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60611 to 60577. [2019-09-08 21:32:10,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60577 states. [2019-09-08 21:32:10,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60577 states to 60577 states and 76645 transitions. [2019-09-08 21:32:10,486 INFO L78 Accepts]: Start accepts. Automaton has 60577 states and 76645 transitions. Word has length 542 [2019-09-08 21:32:10,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:32:10,486 INFO L475 AbstractCegarLoop]: Abstraction has 60577 states and 76645 transitions. [2019-09-08 21:32:10,486 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:32:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 60577 states and 76645 transitions. [2019-09-08 21:32:10,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2019-09-08 21:32:10,498 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:32:10,498 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:32:10,499 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:32:10,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:32:10,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1064191085, now seen corresponding path program 1 times [2019-09-08 21:32:10,499 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:32:10,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:32:10,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:32:10,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:32:10,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:32:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:32:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 752 trivial. 0 not checked. [2019-09-08 21:32:10,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 21:32:10,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 21:32:10,985 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:32:10,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:32:10,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:32:10,986 INFO L87 Difference]: Start difference. First operand 60577 states and 76645 transitions. Second operand 5 states. [2019-09-08 21:32:19,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:32:19,371 INFO L93 Difference]: Finished difference Result 124658 states and 157872 transitions. [2019-09-08 21:32:19,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 21:32:19,371 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 543 [2019-09-08 21:32:19,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:32:19,649 INFO L225 Difference]: With dead ends: 124658 [2019-09-08 21:32:19,649 INFO L226 Difference]: Without dead ends: 64123 [2019-09-08 21:32:19,763 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:32:19,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64123 states. [2019-09-08 21:32:24,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64123 to 64089. [2019-09-08 21:32:24,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64089 states. [2019-09-08 21:32:24,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64089 states to 64089 states and 81100 transitions. [2019-09-08 21:32:24,198 INFO L78 Accepts]: Start accepts. Automaton has 64089 states and 81100 transitions. Word has length 543 [2019-09-08 21:32:24,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:32:24,199 INFO L475 AbstractCegarLoop]: Abstraction has 64089 states and 81100 transitions. [2019-09-08 21:32:24,199 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:32:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 64089 states and 81100 transitions. [2019-09-08 21:32:24,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2019-09-08 21:32:24,212 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:32:24,213 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:32:24,213 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:32:24,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:32:24,213 INFO L82 PathProgramCache]: Analyzing trace with hash 95192759, now seen corresponding path program 3 times [2019-09-08 21:32:24,213 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:32:24,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:32:24,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:32:24,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:32:24,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:32:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:32:24,820 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2019-09-08 21:32:24,820 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:32:24,820 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:32:24,848 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-08 21:32:38,597 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-09-08 21:32:38,598 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 21:32:38,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 5419 conjuncts, 3 conjunts are in the unsatisfiable core [2019-09-08 21:32:38,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:32:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 818 trivial. 0 not checked. [2019-09-08 21:32:39,015 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:32:39,015 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2019-09-08 21:32:39,016 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 21:32:39,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 21:32:39,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:32:39,017 INFO L87 Difference]: Start difference. First operand 64089 states and 81100 transitions. Second operand 5 states. [2019-09-08 21:32:43,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:32:43,590 INFO L93 Difference]: Finished difference Result 129018 states and 163712 transitions. [2019-09-08 21:32:43,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 21:32:43,591 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 532 [2019-09-08 21:32:43,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:32:43,841 INFO L225 Difference]: With dead ends: 129018 [2019-09-08 21:32:43,841 INFO L226 Difference]: Without dead ends: 64971 [2019-09-08 21:32:43,958 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 535 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-09-08 21:32:44,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64971 states. [2019-09-08 21:32:48,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64971 to 64551. [2019-09-08 21:32:48,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64551 states. [2019-09-08 21:32:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64551 states to 64551 states and 81688 transitions. [2019-09-08 21:32:48,375 INFO L78 Accepts]: Start accepts. Automaton has 64551 states and 81688 transitions. Word has length 532 [2019-09-08 21:32:48,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:32:48,376 INFO L475 AbstractCegarLoop]: Abstraction has 64551 states and 81688 transitions. [2019-09-08 21:32:48,376 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 21:32:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 64551 states and 81688 transitions. [2019-09-08 21:32:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2019-09-08 21:32:48,390 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:32:48,390 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:32:48,390 INFO L418 AbstractCegarLoop]: === Iteration 26 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:32:48,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:32:48,391 INFO L82 PathProgramCache]: Analyzing trace with hash 818966875, now seen corresponding path program 4 times [2019-09-08 21:32:48,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:32:48,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:32:48,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:32:48,395 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 21:32:48,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:32:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:32:48,956 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 816 trivial. 0 not checked. [2019-09-08 21:32:48,956 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:32:48,956 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:32:48,980 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2019-09-08 21:32:53,911 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-09-08 21:32:53,912 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 21:32:54,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 7036 conjuncts, 5 conjunts are in the unsatisfiable core [2019-09-08 21:32:54,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:32:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 50 proven. 9 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2019-09-08 21:32:54,321 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:32:54,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2019-09-08 21:32:54,323 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-08 21:32:54,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-08 21:32:54,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-09-08 21:32:54,324 INFO L87 Difference]: Start difference. First operand 64551 states and 81688 transitions. Second operand 9 states. [2019-09-08 21:32:58,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:32:58,265 INFO L93 Difference]: Finished difference Result 130464 states and 165644 transitions. [2019-09-08 21:32:58,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 21:32:58,266 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 534 [2019-09-08 21:32:58,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:32:58,500 INFO L225 Difference]: With dead ends: 130464 [2019-09-08 21:32:58,500 INFO L226 Difference]: Without dead ends: 65955 [2019-09-08 21:32:58,611 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 531 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-09-08 21:32:58,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65955 states. [2019-09-08 21:33:02,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65955 to 65327. [2019-09-08 21:33:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65327 states. [2019-09-08 21:33:03,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65327 states to 65327 states and 82704 transitions. [2019-09-08 21:33:03,108 INFO L78 Accepts]: Start accepts. Automaton has 65327 states and 82704 transitions. Word has length 534 [2019-09-08 21:33:03,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:33:03,108 INFO L475 AbstractCegarLoop]: Abstraction has 65327 states and 82704 transitions. [2019-09-08 21:33:03,108 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-08 21:33:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 65327 states and 82704 transitions. [2019-09-08 21:33:03,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2019-09-08 21:33:03,121 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:33:03,121 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 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, 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] [2019-09-08 21:33:03,122 INFO L418 AbstractCegarLoop]: === Iteration 27 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:33:03,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:33:03,122 INFO L82 PathProgramCache]: Analyzing trace with hash -90881925, now seen corresponding path program 5 times [2019-09-08 21:33:03,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:33:03,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:33:03,124 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:33:03,124 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 21:33:03,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:33:03,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:33:03,642 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2019-09-08 21:33:03,642 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:33:03,642 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:33:03,668 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:33:04,271 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2019-09-08 21:33:04,272 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 21:33:04,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 1652 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 21:33:04,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:33:04,439 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 50 proven. 16 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (16)] Exception during sending of exit command (exit): Broken pipe [2019-09-08 21:33:04,447 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:33:04,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2019-09-08 21:33:04,449 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-08 21:33:04,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-08 21:33:04,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-09-08 21:33:04,449 INFO L87 Difference]: Start difference. First operand 65327 states and 82704 transitions. Second operand 10 states. [2019-09-08 21:33:09,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:33:09,044 INFO L93 Difference]: Finished difference Result 131740 states and 167234 transitions. [2019-09-08 21:33:09,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 21:33:09,045 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 546 [2019-09-08 21:33:09,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:33:09,236 INFO L225 Difference]: With dead ends: 131740 [2019-09-08 21:33:09,236 INFO L226 Difference]: Without dead ends: 66455 [2019-09-08 21:33:09,334 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 542 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2019-09-08 21:33:09,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66455 states. [2019-09-08 21:33:13,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66455 to 65925. [2019-09-08 21:33:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65925 states. [2019-09-08 21:33:13,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65925 states to 65925 states and 83428 transitions. [2019-09-08 21:33:13,629 INFO L78 Accepts]: Start accepts. Automaton has 65925 states and 83428 transitions. Word has length 546 [2019-09-08 21:33:13,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:33:13,630 INFO L475 AbstractCegarLoop]: Abstraction has 65925 states and 83428 transitions. [2019-09-08 21:33:13,630 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-08 21:33:13,630 INFO L276 IsEmpty]: Start isEmpty. Operand 65925 states and 83428 transitions. [2019-09-08 21:33:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2019-09-08 21:33:13,643 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:33:13,643 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2019-09-08 21:33:13,643 INFO L418 AbstractCegarLoop]: === Iteration 28 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:33:13,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:33:13,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1126442401, now seen corresponding path program 6 times [2019-09-08 21:33:13,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:33:13,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:33:13,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:33:13,646 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 21:33:13,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:33:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:33:14,288 INFO L134 CoverageAnalysis]: Checked inductivity of 877 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 862 trivial. 0 not checked. [2019-09-08 21:33:14,288 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:33:14,289 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:33:14,318 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2019-09-08 21:34:31,351 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2019-09-08 21:34:31,352 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 21:34:32,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 6157 conjuncts, 5 conjunts are in the unsatisfiable core [2019-09-08 21:34:32,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:34:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 877 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2019-09-08 21:34:32,408 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:34:32,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2019-09-08 21:34:32,409 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-08 21:34:32,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-08 21:34:32,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2019-09-08 21:34:32,410 INFO L87 Difference]: Start difference. First operand 65925 states and 83428 transitions. Second operand 10 states. [2019-09-08 21:34:37,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:34:37,059 INFO L93 Difference]: Finished difference Result 133974 states and 170380 transitions. [2019-09-08 21:34:37,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 21:34:37,060 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 552 [2019-09-08 21:34:37,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:34:37,337 INFO L225 Difference]: With dead ends: 133974 [2019-09-08 21:34:37,337 INFO L226 Difference]: Without dead ends: 68091 [2019-09-08 21:34:37,467 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 557 GetRequests, 549 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2019-09-08 21:34:37,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68091 states. [2019-09-08 21:34:42,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68091 to 67027. [2019-09-08 21:34:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67027 states. [2019-09-08 21:34:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67027 states to 67027 states and 84896 transitions. [2019-09-08 21:34:42,438 INFO L78 Accepts]: Start accepts. Automaton has 67027 states and 84896 transitions. Word has length 552 [2019-09-08 21:34:42,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:34:42,439 INFO L475 AbstractCegarLoop]: Abstraction has 67027 states and 84896 transitions. [2019-09-08 21:34:42,439 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-08 21:34:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 67027 states and 84896 transitions. [2019-09-08 21:34:42,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2019-09-08 21:34:42,455 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:34:42,456 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 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] [2019-09-08 21:34:42,456 INFO L418 AbstractCegarLoop]: === Iteration 29 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:34:42,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:34:42,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1749985507, now seen corresponding path program 7 times [2019-09-08 21:34:42,457 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:34:42,457 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:34:42,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:34:42,460 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 21:34:42,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:34:42,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:34:43,187 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2019-09-08 21:34:43,187 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:34:43,187 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:34:43,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:34:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:34:45,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 7122 conjuncts, 7 conjunts are in the unsatisfiable core [2019-09-08 21:34:45,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:34:45,504 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 50 proven. 25 refuted. 0 times theorem prover too weak. 835 trivial. 0 not checked. [2019-09-08 21:34:45,538 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:34:45,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2019-09-08 21:34:45,539 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-08 21:34:45,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-08 21:34:45,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-09-08 21:34:45,540 INFO L87 Difference]: Start difference. First operand 67027 states and 84896 transitions. Second operand 13 states. [2019-09-08 21:34:50,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:34:50,400 INFO L93 Difference]: Finished difference Result 135416 states and 172060 transitions. [2019-09-08 21:34:50,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-08 21:34:50,401 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 562 [2019-09-08 21:34:50,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:34:50,646 INFO L225 Difference]: With dead ends: 135416 [2019-09-08 21:34:50,647 INFO L226 Difference]: Without dead ends: 68431 [2019-09-08 21:34:50,769 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 568 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-09-08 21:34:50,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68431 states. [2019-09-08 21:34:58,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68431 to 67803. [2019-09-08 21:34:58,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67803 states. [2019-09-08 21:34:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67803 states to 67803 states and 85912 transitions. [2019-09-08 21:34:59,055 INFO L78 Accepts]: Start accepts. Automaton has 67803 states and 85912 transitions. Word has length 562 [2019-09-08 21:34:59,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:34:59,056 INFO L475 AbstractCegarLoop]: Abstraction has 67803 states and 85912 transitions. [2019-09-08 21:34:59,056 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-08 21:34:59,056 INFO L276 IsEmpty]: Start isEmpty. Operand 67803 states and 85912 transitions. [2019-09-08 21:34:59,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2019-09-08 21:34:59,073 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:34:59,074 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:34:59,074 INFO L418 AbstractCegarLoop]: === Iteration 30 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:34:59,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:34:59,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1402223101, now seen corresponding path program 8 times [2019-09-08 21:34:59,075 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:34:59,075 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:34:59,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:34:59,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 21:34:59,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:34:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:34:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2019-09-08 21:34:59,769 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:34:59,769 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 21:34:59,794 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:35:13,760 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-09-08 21:35:13,761 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 21:35:13,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 7155 conjuncts, 8 conjunts are in the unsatisfiable core [2019-09-08 21:35:13,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:35:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 966 backedges. 50 proven. 36 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2019-09-08 21:35:14,224 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:35:14,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 14 [2019-09-08 21:35:14,225 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-08 21:35:14,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-08 21:35:14,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2019-09-08 21:35:14,226 INFO L87 Difference]: Start difference. First operand 67803 states and 85912 transitions. Second operand 14 states. [2019-09-08 21:35:18,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:35:18,988 INFO L93 Difference]: Finished difference Result 136776 states and 173734 transitions. [2019-09-08 21:35:18,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-08 21:35:18,989 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 574 [2019-09-08 21:35:18,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:35:19,202 INFO L225 Difference]: With dead ends: 136776 [2019-09-08 21:35:19,202 INFO L226 Difference]: Without dead ends: 69015 [2019-09-08 21:35:19,315 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 580 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2019-09-08 21:35:19,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69015 states. [2019-09-08 21:35:23,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69015 to 68401. [2019-09-08 21:35:23,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68401 states. [2019-09-08 21:35:23,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68401 states to 68401 states and 86636 transitions. [2019-09-08 21:35:23,910 INFO L78 Accepts]: Start accepts. Automaton has 68401 states and 86636 transitions. Word has length 574 [2019-09-08 21:35:23,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:35:23,911 INFO L475 AbstractCegarLoop]: Abstraction has 68401 states and 86636 transitions. [2019-09-08 21:35:23,911 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-08 21:35:23,911 INFO L276 IsEmpty]: Start isEmpty. Operand 68401 states and 86636 transitions. [2019-09-08 21:35:23,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2019-09-08 21:35:23,928 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:35:23,928 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:35:23,928 INFO L418 AbstractCegarLoop]: === Iteration 31 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:35:23,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:35:23,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1462403559, now seen corresponding path program 9 times [2019-09-08 21:35:23,929 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:35:23,929 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:35:23,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:35:23,931 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 21:35:23,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:35:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:35:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2019-09-08 21:35:24,838 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:35:24,838 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:35:24,859 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2019-09-08 21:36:27,149 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2019-09-08 21:36:27,149 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-09-08 21:36:27,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 6518 conjuncts, 7 conjunts are in the unsatisfiable core [2019-09-08 21:36:27,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 21:36:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2019-09-08 21:36:27,743 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 21:36:27,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2019-09-08 21:36:27,745 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-08 21:36:27,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-08 21:36:27,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2019-09-08 21:36:27,746 INFO L87 Difference]: Start difference. First operand 68401 states and 86636 transitions. Second operand 14 states. [2019-09-08 21:36:32,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 21:36:32,874 INFO L93 Difference]: Finished difference Result 139010 states and 176880 transitions. [2019-09-08 21:36:32,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-08 21:36:32,874 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 580 [2019-09-08 21:36:32,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 21:36:33,058 INFO L225 Difference]: With dead ends: 139010 [2019-09-08 21:36:33,059 INFO L226 Difference]: Without dead ends: 70651 [2019-09-08 21:36:33,148 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 575 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2019-09-08 21:36:33,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70651 states. [2019-09-08 21:36:37,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70651 to 69503. [2019-09-08 21:36:37,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69503 states. [2019-09-08 21:36:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69503 states to 69503 states and 88104 transitions. [2019-09-08 21:36:37,715 INFO L78 Accepts]: Start accepts. Automaton has 69503 states and 88104 transitions. Word has length 580 [2019-09-08 21:36:37,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 21:36:37,716 INFO L475 AbstractCegarLoop]: Abstraction has 69503 states and 88104 transitions. [2019-09-08 21:36:37,716 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-08 21:36:37,716 INFO L276 IsEmpty]: Start isEmpty. Operand 69503 states and 88104 transitions. [2019-09-08 21:36:37,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2019-09-08 21:36:37,731 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 21:36:37,732 INFO L399 BasicCegarLoop]: trace histogram [12, 12, 12, 10, 10, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 21:36:37,732 INFO L418 AbstractCegarLoop]: === Iteration 32 === [ldv_assert_linux_alloc_spinlock__wrong_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_alloc_spinlock__nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 21:36:37,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 21:36:37,733 INFO L82 PathProgramCache]: Analyzing trace with hash 750975083, now seen corresponding path program 10 times [2019-09-08 21:36:37,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 21:36:37,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 21:36:37,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:36:37,735 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 21:36:37,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 21:36:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 21:36:41,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 988 trivial. 0 not checked. [2019-09-08 21:36:41,425 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 21:36:41,425 INFO L223 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 21:36:41,444 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST