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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 16:55:47,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 16:55:47,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 16:55:47,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 16:55:47,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 16:55:47,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 16:55:47,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 16:55:47,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 16:55:47,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 16:55:47,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 16:55:47,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 16:55:47,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 16:55:47,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 16:55:47,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 16:55:47,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 16:55:47,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 16:55:47,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 16:55:47,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 16:55:47,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 16:55:47,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 16:55:47,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 16:55:47,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 16:55:47,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 16:55:47,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 16:55:47,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 16:55:47,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 16:55:47,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 16:55:47,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 16:55:47,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 16:55:47,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 16:55:47,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 16:55:47,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 16:55:47,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 16:55:47,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 16:55:47,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 16:55:47,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 16:55:47,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 16:55:47,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 16:55:47,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 16:55:47,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 16:55:47,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 16:55:47,061 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 16:55:47,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 16:55:47,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 16:55:47,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 16:55:47,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 16:55:47,078 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 16:55:47,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 16:55:47,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 16:55:47,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 16:55:47,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 16:55:47,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 16:55:47,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 16:55:47,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 16:55:47,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 16:55:47,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 16:55:47,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 16:55:47,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 16:55:47,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 16:55:47,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 16:55:47,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 16:55:47,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 16:55:47,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 16:55:47,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 16:55:47,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 16:55:47,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 16:55:47,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 16:55:47,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 16:55:47,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 16:55:47,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 16:55:47,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 16:55:47,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 16:55:47,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 16:55:47,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 16:55:47,132 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 16:55:47,132 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 16:55:47,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-09-08 16:55:47,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5d3bb99/f97dc3f8f8284535bf68879639b0e942/FLAG873056c54 [2019-09-08 16:55:48,095 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 16:55:48,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-09-08 16:55:48,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5d3bb99/f97dc3f8f8284535bf68879639b0e942/FLAG873056c54 [2019-09-08 16:55:48,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f5d3bb99/f97dc3f8f8284535bf68879639b0e942 [2019-09-08 16:55:48,583 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 16:55:48,584 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 16:55:48,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 16:55:48,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 16:55:48,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 16:55:48,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 04:55:48" (1/1) ... [2019-09-08 16:55:48,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f829b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:48, skipping insertion in model container [2019-09-08 16:55:48,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 04:55:48" (1/1) ... [2019-09-08 16:55:48,599 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 16:55:48,759 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 16:55:49,441 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5261] [2019-09-08 16:55:49,441 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5262-5263] [2019-09-08 16:55:51,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 16:55:51,310 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 16:55:51,498 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5261] [2019-09-08 16:55:51,499 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5262-5263] [2019-09-08 16:55:51,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 16:55:52,394 INFO L192 MainTranslator]: Completed translation [2019-09-08 16:55:52,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52 WrapperNode [2019-09-08 16:55:52,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 16:55:52,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 16:55:52,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 16:55:52,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 16:55:52,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... [2019-09-08 16:55:52,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... [2019-09-08 16:55:52,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... [2019-09-08 16:55:52,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... [2019-09-08 16:55:52,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... [2019-09-08 16:55:52,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... [2019-09-08 16:55:52,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... [2019-09-08 16:55:52,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 16:55:52,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 16:55:52,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 16:55:52,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 16:55:52,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 16:55:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 16:55:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 16:55:52,889 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 16:55:52,889 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 16:55:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-08 16:55:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 16:55:52,890 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 16:55:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-09-08 16:55:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-08 16:55:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-08 16:55:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-08 16:55:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-08 16:55:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-09-08 16:55:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-09-08 16:55:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-08 16:55:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-09-08 16:55:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-09-08 16:55:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-09-08 16:55:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-09-08 16:55:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2019-09-08 16:55:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2019-09-08 16:55:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2019-09-08 16:55:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-09-08 16:55:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-08 16:55:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-09-08 16:55:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 16:55:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 16:55:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 16:55:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 16:55:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 16:55:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 16:55:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 16:55:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 16:55:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 16:55:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-09-08 16:55:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-09-08 16:55:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-08 16:55:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-09-08 16:55:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-09-08 16:55:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2019-09-08 16:55:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2019-09-08 16:55:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2019-09-08 16:55:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-09-08 16:55:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-09-08 16:55:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-09-08 16:55:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-09-08 16:55:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-09-08 16:55:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-09-08 16:55:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2019-09-08 16:55:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-09-08 16:55:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-09-08 16:55:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-09-08 16:55:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-09-08 16:55:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-09-08 16:55:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-09-08 16:55:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2019-09-08 16:55:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2019-09-08 16:55:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2019-09-08 16:55:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2019-09-08 16:55:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-09-08 16:55:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-09-08 16:55:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2019-09-08 16:55:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-09-08 16:55:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-09-08 16:55:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 16:55:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-09-08 16:55:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-09-08 16:55:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-09-08 16:55:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-09-08 16:55:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-09-08 16:55:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-09-08 16:55:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2019-09-08 16:55:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2019-09-08 16:55:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2019-09-08 16:55:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-09-08 16:55:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-08 16:55:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2019-09-08 16:55:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure if_mii [2019-09-08 16:55:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2019-09-08 16:55:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2019-09-08 16:55:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2019-09-08 16:55:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_random_addr [2019-09-08 16:55:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2019-09-08 16:55:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_mac_addr [2019-09-08 16:55:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630e_get_mac_addr [2019-09-08 16:55:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure sis635_get_mac_addr [2019-09-08 16:55:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure sis96x_get_mac_addr [2019-09-08 16:55:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_probe [2019-09-08 16:55:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mii_probe [2019-09-08 16:55:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2019-09-08 16:55:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_capability [2019-09-08 16:55:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2019-09-08 16:55:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2019-09-08 16:55:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2019-09-08 16:55:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2019-09-08 16:55:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2019-09-08 16:55:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2019-09-08 16:55:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2019-09-08 16:55:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_open [2019-09-08 16:55:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2019-09-08 16:55:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2019-09-08 16:55:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2019-09-08 16:55:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2019-09-08 16:55:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_timer [2019-09-08 16:55:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2019-09-08 16:55:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2019-09-08 16:55:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_auto_negotiate [2019-09-08 16:55:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_read_mode [2019-09-08 16:55:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2019-09-08 16:55:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_start_xmit [2019-09-08 16:55:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2019-09-08 16:55:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_rx [2019-09-08 16:55:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_finish_xmit [2019-09-08 16:55:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_close [2019-09-08 16:55:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_drvinfo [2019-09-08 16:55:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_msglevel [2019-09-08 16:55:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_msglevel [2019-09-08 16:55:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_link [2019-09-08 16:55:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_settings [2019-09-08 16:55:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_settings [2019-09-08 16:55:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_nway_reset [2019-09-08 16:55:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_wol [2019-09-08 16:55:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_get_wol [2019-09-08 16:55:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ioctl [2019-09-08 16:55:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_config [2019-09-08 16:55:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_mcast_bitnr [2019-09-08 16:55:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2019-09-08 16:55:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset [2019-09-08 16:55:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2019-09-08 16:55:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_suspend [2019-09-08 16:55:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2019-09-08 16:55:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_module [2019-09-08 16:55:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_cleanup_module [2019-09-08 16:55:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2019-09-08 16:55:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-09-08 16:55:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-09-08 16:55:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-09-08 16:55:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-09-08 16:55:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-09-08 16:55:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-09-08 16:55:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-09-08 16:55:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-09-08 16:55:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_3 [2019-09-08 16:55:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ethtool_ops_4 [2019-09-08 16:55:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-09-08 16:55:52,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 16:55:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-08 16:55:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-08 16:55:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-08 16:55:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-08 16:55:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-08 16:55:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-08 16:55:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-08 16:55:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2019-09-08 16:55:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2019-09-08 16:55:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2019-09-08 16:55:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2019-09-08 16:55:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2019-09-08 16:55:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2019-09-08 16:55:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2019-09-08 16:55:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-09-08 16:55:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2019-09-08 16:55:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_33 [2019-09-08 16:55:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_34 [2019-09-08 16:55:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_35 [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_36 [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_37 [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_38 [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_39 [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-08 16:55:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-08 16:55:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-08 16:55:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-08 16:55:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-09-08 16:55:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-08 16:55:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-09-08 16:55:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-08 16:55:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-09-08 16:55:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-09-08 16:55:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-09-08 16:55:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-08 16:55:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-08 16:55:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-08 16:55:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-08 16:55:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-08 16:55:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-08 16:55:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-09-08 16:55:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2019-09-08 16:55:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2019-09-08 16:55:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-09-08 16:55:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-09-08 16:55:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-09-08 16:55:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-09-08 16:55:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-09-08 16:55:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_mapping_error [2019-09-08 16:55:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-09-08 16:55:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-08 16:55:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2019-09-08 16:55:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-09-08 16:55:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2019-09-08 16:55:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2019-09-08 16:55:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2019-09-08 16:55:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2019-09-08 16:55:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2019-09-08 16:55:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-09-08 16:55:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-09-08 16:55:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-09-08 16:55:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2019-09-08 16:55:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2019-09-08 16:55:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2019-09-08 16:55:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2019-09-08 16:55:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-08 16:55:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 16:55:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 16:55:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2019-09-08 16:55:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_5 [2019-09-08 16:55:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-08 16:55:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2019-09-08 16:55:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2019-09-08 16:55:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2019-09-08 16:55:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2019-09-08 16:55:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-09-08 16:55:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-09-08 16:55:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2019-09-08 16:55:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2019-09-08 16:55:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-09-08 16:55:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-09-08 16:55:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2019-09-08 16:55:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2019-09-08 16:55:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2019-09-08 16:55:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2019-09-08 16:55:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-09-08 16:55:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2019-09-08 16:55:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2019-09-08 16:55:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2019-09-08 16:55:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-09-08 16:55:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-09-08 16:55:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2019-09-08 16:55:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2019-09-08 16:55:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-09-08 16:55:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2019-09-08 16:55:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-09-08 16:55:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-08 16:55:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-09-08 16:55:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-09-08 16:55:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-09-08 16:55:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-09-08 16:55:52,930 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2019-09-08 16:55:52,930 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 16:55:52,930 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-08 16:55:52,930 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2019-09-08 16:55:52,930 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-08 16:55:52,930 INFO L138 BoogieDeclarations]: Found implementation of procedure yield [2019-09-08 16:55:52,931 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 16:55:52,931 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 16:55:52,931 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-08 16:55:52,931 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 16:55:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 16:55:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 16:55:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 16:55:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-08 16:55:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-08 16:55:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-08 16:55:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-08 16:55:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-08 16:55:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-09-08 16:55:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 16:55:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-09-08 16:55:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-08 16:55:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-08 16:55:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-08 16:55:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-08 16:55:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-09-08 16:55:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-08 16:55:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-09-08 16:55:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-08 16:55:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2019-09-08 16:55:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-08 16:55:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-08 16:55:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_36 [2019-09-08 16:55:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-09-08 16:55:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2019-09-08 16:55:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2019-09-08 16:55:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2019-09-08 16:55:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2019-09-08 16:55:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2019-09-08 16:55:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2019-09-08 16:55:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2019-09-08 16:55:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2019-09-08 16:55:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-09-08 16:55:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 16:55:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 16:55:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-08 16:55:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-08 16:55:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-08 16:55:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-09-08 16:55:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-08 16:55:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-08 16:55:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 16:55:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 16:55:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 16:55:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-09-08 16:55:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 16:55:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 16:55:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 16:55:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 16:55:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 16:55:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2019-09-08 16:55:52,941 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-09-08 16:55:52,942 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-09-08 16:55:52,942 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-09-08 16:55:52,942 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-09-08 16:55:52,942 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-09-08 16:55:52,942 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-09-08 16:55:52,942 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_3 [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ethtool_ops_4 [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure yield [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-09-08 16:55:52,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_35 [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_37 [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-09-08 16:55:52,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 16:55:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2019-09-08 16:55:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2019-09-08 16:55:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-09-08 16:55:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2019-09-08 16:55:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2019-09-08 16:55:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2019-09-08 16:55:52,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-09-08 16:55:52,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2019-09-08 16:55:52,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2019-09-08 16:55:52,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2019-09-08 16:55:52,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-09-08 16:55:52,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-09-08 16:55:52,946 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2019-09-08 16:55:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2019-09-08 16:55:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2019-09-08 16:55:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-09-08 16:55:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-09-08 16:55:52,947 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-09-08 16:55:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-09-08 16:55:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-09-08 16:55:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-09-08 16:55:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-09-08 16:55:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-09-08 16:55:52,948 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_mapping_error [2019-09-08 16:55:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-09-08 16:55:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-09-08 16:55:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-09-08 16:55:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-09-08 16:55:52,949 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-09-08 16:55:52,949 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 16:55:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-09-08 16:55:52,950 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 16:55:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2019-09-08 16:55:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~TO~int [2019-09-08 16:55:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-09-08 16:55:52,950 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-09-08 16:55:52,951 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-09-08 16:55:52,951 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-09-08 16:55:52,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2019-09-08 16:55:52,951 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-09-08 16:55:52,951 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 16:55:52,951 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-09-08 16:55:52,951 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-09-08 16:55:52,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2019-09-08 16:55:52,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2019-09-08 16:55:52,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2019-09-08 16:55:52,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2019-09-08 16:55:52,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-09-08 16:55:52,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-09-08 16:55:52,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2019-09-08 16:55:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-09-08 16:55:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-09-08 16:55:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-09-08 16:55:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-09-08 16:55:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2019-09-08 16:55:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2019-09-08 16:55:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2019-09-08 16:55:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2019-09-08 16:55:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-09-08 16:55:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2019-09-08 16:55:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2019-09-08 16:55:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-09-08 16:55:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 16:55:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-09-08 16:55:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_34 [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_39 [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-09-08 16:55:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-09-08 16:55:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2019-09-08 16:55:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2019-09-08 16:55:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2019-09-08 16:55:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-09-08 16:55:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-08 16:55:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-09-08 16:55:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-09-08 16:55:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_33 [2019-09-08 16:55:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2019-09-08 16:55:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_38 [2019-09-08 16:55:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2019-09-08 16:55:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2019-09-08 16:55:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2019-09-08 16:55:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2019-09-08 16:55:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure if_mii [2019-09-08 16:55:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2019-09-08 16:55:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2019-09-08 16:55:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2019-09-08 16:55:52,960 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2019-09-08 16:55:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2019-09-08 16:55:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2019-09-08 16:55:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2019-09-08 16:55:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2019-09-08 16:55:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure eth_random_addr [2019-09-08 16:55:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 16:55:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2019-09-08 16:55:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2019-09-08 16:55:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-09-08 16:55:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_read_mode [2019-09-08 16:55:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2019-09-08 16:55:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_open [2019-09-08 16:55:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mii_probe [2019-09-08 16:55:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2019-09-08 16:55:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2019-09-08 16:55:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2019-09-08 16:55:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2019-09-08 16:55:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_timer [2019-09-08 16:55:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2019-09-08 16:55:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2019-09-08 16:55:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2019-09-08 16:55:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2019-09-08 16:55:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_start_xmit [2019-09-08 16:55:52,964 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_rx [2019-09-08 16:55:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_finish_xmit [2019-09-08 16:55:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2019-09-08 16:55:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_close [2019-09-08 16:55:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ioctl [2019-09-08 16:55:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_mcast_bitnr [2019-09-08 16:55:52,965 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_config [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_capability [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_auto_negotiate [2019-09-08 16:55:52,966 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_mac_addr [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure sis630e_get_mac_addr [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure sis635_get_mac_addr [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure sis96x_get_mac_addr [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_probe [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2019-09-08 16:55:52,967 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_drvinfo [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_msglevel [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_msglevel [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_link [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_settings [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_settings [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_nway_reset [2019-09-08 16:55:52,968 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_wol [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_get_wol [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_suspend [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_module [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_cleanup_module [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2019-09-08 16:55:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 16:55:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 16:55:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_5 [2019-09-08 16:55:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-09-08 16:55:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 16:55:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-08 16:55:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-08 16:55:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-08 16:55:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-08 16:55:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-08 16:55:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 16:55:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-08 16:55:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-09-08 16:55:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 16:55:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 16:55:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 16:55:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 16:55:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 16:55:54,382 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 16:55:59,132 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 16:55:59,133 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-08 16:55:59,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 04:55:59 BoogieIcfgContainer [2019-09-08 16:55:59,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 16:55:59,137 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 16:55:59,137 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 16:55:59,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 16:55:59,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 04:55:48" (1/3) ... [2019-09-08 16:55:59,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d0efdd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 04:55:59, skipping insertion in model container [2019-09-08 16:55:59,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:55:52" (2/3) ... [2019-09-08 16:55:59,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d0efdd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 04:55:59, skipping insertion in model container [2019-09-08 16:55:59,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 04:55:59" (3/3) ... [2019-09-08 16:55:59,147 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2019-09-08 16:55:59,156 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 16:55:59,176 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 16:55:59,193 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 16:55:59,242 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 16:55:59,243 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 16:55:59,243 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 16:55:59,243 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 16:55:59,243 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 16:55:59,243 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 16:55:59,244 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 16:55:59,244 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 16:55:59,244 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 16:55:59,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states. [2019-09-08 16:55:59,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-09-08 16:55:59,351 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:55:59,352 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:55:59,355 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:55:59,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:55:59,360 INFO L82 PathProgramCache]: Analyzing trace with hash 173600175, now seen corresponding path program 1 times [2019-09-08 16:55:59,363 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:55:59,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:55:59,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:55:59,465 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:55:59,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:55:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:56:00,393 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-09-08 16:56:00,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:56:00,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 16:56:00,402 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 16:56:00,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 16:56:00,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 16:56:00,421 INFO L87 Difference]: Start difference. First operand 2301 states. Second operand 5 states. [2019-09-08 16:56:01,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:56:01,851 INFO L93 Difference]: Finished difference Result 6644 states and 8885 transitions. [2019-09-08 16:56:01,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 16:56:01,853 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-09-08 16:56:01,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:56:01,925 INFO L225 Difference]: With dead ends: 6644 [2019-09-08 16:56:01,925 INFO L226 Difference]: Without dead ends: 4385 [2019-09-08 16:56:01,946 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 16:56:01,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4385 states. [2019-09-08 16:56:02,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4385 to 4372. [2019-09-08 16:56:02,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4372 states. [2019-09-08 16:56:02,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 4372 states and 5793 transitions. [2019-09-08 16:56:02,275 INFO L78 Accepts]: Start accepts. Automaton has 4372 states and 5793 transitions. Word has length 116 [2019-09-08 16:56:02,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:56:02,276 INFO L475 AbstractCegarLoop]: Abstraction has 4372 states and 5793 transitions. [2019-09-08 16:56:02,277 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 16:56:02,277 INFO L276 IsEmpty]: Start isEmpty. Operand 4372 states and 5793 transitions. [2019-09-08 16:56:02,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-09-08 16:56:02,294 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:56:02,294 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2019-09-08 16:56:02,295 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:56:02,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:56:02,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1355499588, now seen corresponding path program 1 times [2019-09-08 16:56:02,296 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:56:02,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:56:02,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:02,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:56:02,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:56:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-09-08 16:56:02,605 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:56:02,605 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 16:56:02,607 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 16:56:02,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 16:56:02,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 16:56:02,608 INFO L87 Difference]: Start difference. First operand 4372 states and 5793 transitions. Second operand 5 states. [2019-09-08 16:56:03,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:56:03,179 INFO L93 Difference]: Finished difference Result 13082 states and 17359 transitions. [2019-09-08 16:56:03,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 16:56:03,180 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 117 [2019-09-08 16:56:03,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:56:03,261 INFO L225 Difference]: With dead ends: 13082 [2019-09-08 16:56:03,261 INFO L226 Difference]: Without dead ends: 8737 [2019-09-08 16:56:03,290 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 16:56:03,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8737 states. [2019-09-08 16:56:03,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8737 to 8716. [2019-09-08 16:56:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8716 states. [2019-09-08 16:56:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8716 states to 8716 states and 11554 transitions. [2019-09-08 16:56:03,861 INFO L78 Accepts]: Start accepts. Automaton has 8716 states and 11554 transitions. Word has length 117 [2019-09-08 16:56:03,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:56:03,862 INFO L475 AbstractCegarLoop]: Abstraction has 8716 states and 11554 transitions. [2019-09-08 16:56:03,862 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 16:56:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 8716 states and 11554 transitions. [2019-09-08 16:56:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-09-08 16:56:03,873 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:56:03,873 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:56:03,874 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:56:03,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:56:03,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1175154258, now seen corresponding path program 1 times [2019-09-08 16:56:03,874 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:56:03,874 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:56:03,879 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:03,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:56:03,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:56:04,133 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-09-08 16:56:04,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:56:04,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 16:56:04,134 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 16:56:04,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 16:56:04,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 16:56:04,135 INFO L87 Difference]: Start difference. First operand 8716 states and 11554 transitions. Second operand 5 states. [2019-09-08 16:56:04,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:56:04,926 INFO L93 Difference]: Finished difference Result 26137 states and 34686 transitions. [2019-09-08 16:56:04,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 16:56:04,927 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2019-09-08 16:56:04,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:56:05,098 INFO L225 Difference]: With dead ends: 26137 [2019-09-08 16:56:05,099 INFO L226 Difference]: Without dead ends: 17448 [2019-09-08 16:56:05,168 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 16:56:05,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17448 states. [2019-09-08 16:56:06,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17448 to 17409. [2019-09-08 16:56:06,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17409 states. [2019-09-08 16:56:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17409 states to 17409 states and 23084 transitions. [2019-09-08 16:56:06,338 INFO L78 Accepts]: Start accepts. Automaton has 17409 states and 23084 transitions. Word has length 118 [2019-09-08 16:56:06,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:56:06,338 INFO L475 AbstractCegarLoop]: Abstraction has 17409 states and 23084 transitions. [2019-09-08 16:56:06,339 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 16:56:06,339 INFO L276 IsEmpty]: Start isEmpty. Operand 17409 states and 23084 transitions. [2019-09-08 16:56:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-09-08 16:56:06,351 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:56:06,351 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:56:06,351 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:56:06,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:56:06,352 INFO L82 PathProgramCache]: Analyzing trace with hash 314757740, now seen corresponding path program 1 times [2019-09-08 16:56:06,352 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:56:06,352 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:56:06,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:06,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:56:06,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:56:06,593 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-09-08 16:56:06,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:56:06,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 16:56:06,595 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 16:56:06,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 16:56:06,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:56:06,595 INFO L87 Difference]: Start difference. First operand 17409 states and 23084 transitions. Second operand 3 states. [2019-09-08 16:56:08,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:56:08,579 INFO L93 Difference]: Finished difference Result 48598 states and 64180 transitions. [2019-09-08 16:56:08,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 16:56:08,580 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 132 [2019-09-08 16:56:08,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:56:08,839 INFO L225 Difference]: With dead ends: 48598 [2019-09-08 16:56:08,839 INFO L226 Difference]: Without dead ends: 31216 [2019-09-08 16:56:08,943 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:56:09,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31216 states. [2019-09-08 16:56:10,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31216 to 31085. [2019-09-08 16:56:10,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31085 states. [2019-09-08 16:56:12,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31085 states to 31085 states and 40976 transitions. [2019-09-08 16:56:12,176 INFO L78 Accepts]: Start accepts. Automaton has 31085 states and 40976 transitions. Word has length 132 [2019-09-08 16:56:12,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:56:12,176 INFO L475 AbstractCegarLoop]: Abstraction has 31085 states and 40976 transitions. [2019-09-08 16:56:12,177 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 16:56:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 31085 states and 40976 transitions. [2019-09-08 16:56:12,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-09-08 16:56:12,183 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:56:12,184 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2019-09-08 16:56:12,184 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:56:12,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:56:12,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1714894855, now seen corresponding path program 1 times [2019-09-08 16:56:12,185 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:56:12,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:56:12,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:12,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:56:12,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:56:12,421 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-09-08 16:56:12,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:56:12,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 16:56:12,422 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 16:56:12,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 16:56:12,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 16:56:12,423 INFO L87 Difference]: Start difference. First operand 31085 states and 40976 transitions. Second operand 5 states. [2019-09-08 16:56:15,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:56:15,478 INFO L93 Difference]: Finished difference Result 93130 states and 122835 transitions. [2019-09-08 16:56:15,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 16:56:15,479 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 119 [2019-09-08 16:56:15,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:56:15,887 INFO L225 Difference]: With dead ends: 93130 [2019-09-08 16:56:15,887 INFO L226 Difference]: Without dead ends: 62072 [2019-09-08 16:56:16,044 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-09-08 16:56:16,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62072 states. [2019-09-08 16:56:20,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62072 to 61931. [2019-09-08 16:56:20,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61931 states. [2019-09-08 16:56:20,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61931 states to 61931 states and 81635 transitions. [2019-09-08 16:56:20,875 INFO L78 Accepts]: Start accepts. Automaton has 61931 states and 81635 transitions. Word has length 119 [2019-09-08 16:56:20,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:56:20,876 INFO L475 AbstractCegarLoop]: Abstraction has 61931 states and 81635 transitions. [2019-09-08 16:56:20,876 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 16:56:20,876 INFO L276 IsEmpty]: Start isEmpty. Operand 61931 states and 81635 transitions. [2019-09-08 16:56:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-09-08 16:56:20,884 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:56:20,885 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2019-09-08 16:56:20,885 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:56:20,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:56:20,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1473821005, now seen corresponding path program 1 times [2019-09-08 16:56:20,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:56:20,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:56:20,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:20,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:56:20,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:56:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:56:21,257 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-09-08 16:56:21,257 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 16:56:21,257 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) [2019-09-08 16:56:21,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 16:56:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:56:21,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 3057 conjuncts, 3 conjunts are in the unsatisfiable core [2019-09-08 16:56:21,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 16:56:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-09-08 16:56:22,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 16:56:22,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 11 [2019-09-08 16:56:22,025 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-08 16:56:22,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-08 16:56:22,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-09-08 16:56:22,026 INFO L87 Difference]: Start difference. First operand 61931 states and 81635 transitions. Second operand 11 states. [2019-09-08 16:56:57,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:56:57,171 INFO L93 Difference]: Finished difference Result 155881 states and 205851 transitions. [2019-09-08 16:56:57,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-09-08 16:56:57,172 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 132 [2019-09-08 16:56:57,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:56:57,933 INFO L225 Difference]: With dead ends: 155881 [2019-09-08 16:56:57,933 INFO L226 Difference]: Without dead ends: 93974 [2019-09-08 16:56:58,204 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2019-09-08 16:56:58,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93974 states. [2019-09-08 16:57:03,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93974 to 93135. [2019-09-08 16:57:03,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93135 states. [2019-09-08 16:57:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93135 states to 93135 states and 122853 transitions. [2019-09-08 16:57:03,757 INFO L78 Accepts]: Start accepts. Automaton has 93135 states and 122853 transitions. Word has length 132 [2019-09-08 16:57:03,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:57:03,757 INFO L475 AbstractCegarLoop]: Abstraction has 93135 states and 122853 transitions. [2019-09-08 16:57:03,757 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-08 16:57:03,758 INFO L276 IsEmpty]: Start isEmpty. Operand 93135 states and 122853 transitions. [2019-09-08 16:57:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-08 16:57:03,768 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:57:03,769 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2019-09-08 16:57:03,769 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:57:03,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:57:03,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1889305271, now seen corresponding path program 1 times [2019-09-08 16:57:03,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:57:03,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:57:03,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:57:03,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:57:03,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:57:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:57:04,148 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-09-08 16:57:04,149 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 16:57:04,149 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 16:57:04,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:57:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:57:04,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 3065 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 16:57:04,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 16:57:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-09-08 16:57:04,959 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 16:57:04,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2019-09-08 16:57:04,961 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-08 16:57:04,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-08 16:57:04,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2019-09-08 16:57:04,963 INFO L87 Difference]: Start difference. First operand 93135 states and 122853 transitions. Second operand 13 states. [2019-09-08 16:57:27,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:57:27,194 INFO L93 Difference]: Finished difference Result 294626 states and 389039 transitions. [2019-09-08 16:57:27,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2019-09-08 16:57:27,195 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 134 [2019-09-08 16:57:27,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:57:28,279 INFO L225 Difference]: With dead ends: 294626 [2019-09-08 16:57:28,280 INFO L226 Difference]: Without dead ends: 201516 [2019-09-08 16:57:28,601 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=287, Invalid=1519, Unknown=0, NotChecked=0, Total=1806 [2019-09-08 16:57:28,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201516 states. [2019-09-08 16:57:38,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201516 to 201012. [2019-09-08 16:57:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201012 states. [2019-09-08 16:57:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201012 states to 201012 states and 265332 transitions. [2019-09-08 16:57:39,314 INFO L78 Accepts]: Start accepts. Automaton has 201012 states and 265332 transitions. Word has length 134 [2019-09-08 16:57:39,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:57:39,314 INFO L475 AbstractCegarLoop]: Abstraction has 201012 states and 265332 transitions. [2019-09-08 16:57:39,315 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-08 16:57:39,315 INFO L276 IsEmpty]: Start isEmpty. Operand 201012 states and 265332 transitions. [2019-09-08 16:57:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-09-08 16:57:39,326 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:57:39,326 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 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] [2019-09-08 16:57:39,326 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:57:39,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:57:39,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1585717222, now seen corresponding path program 1 times [2019-09-08 16:57:39,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:57:39,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:57:39,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:57:39,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:57:39,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:57:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:57:39,608 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-09-08 16:57:39,608 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 16:57:39,608 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 16:57:39,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:57:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:57:40,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 5 conjunts are in the unsatisfiable core [2019-09-08 16:57:40,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 16:57:40,247 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-09-08 16:57:40,265 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 16:57:40,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 14 [2019-09-08 16:57:40,266 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-08 16:57:40,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-08 16:57:40,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-09-08 16:57:40,267 INFO L87 Difference]: Start difference. First operand 201012 states and 265332 transitions. Second operand 14 states. [2019-09-08 16:58:05,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:58:05,948 INFO L93 Difference]: Finished difference Result 586819 states and 775219 transitions. [2019-09-08 16:58:05,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2019-09-08 16:58:05,948 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 136 [2019-09-08 16:58:05,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:58:07,713 INFO L225 Difference]: With dead ends: 586819 [2019-09-08 16:58:07,713 INFO L226 Difference]: Without dead ends: 385833 [2019-09-08 16:58:08,190 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=302, Invalid=1678, Unknown=0, NotChecked=0, Total=1980 [2019-09-08 16:58:08,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385833 states. [2019-09-08 16:58:28,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385833 to 377574. [2019-09-08 16:58:28,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 377574 states. [2019-09-08 16:58:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377574 states to 377574 states and 498660 transitions. [2019-09-08 16:58:30,469 INFO L78 Accepts]: Start accepts. Automaton has 377574 states and 498660 transitions. Word has length 136 [2019-09-08 16:58:30,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:58:30,470 INFO L475 AbstractCegarLoop]: Abstraction has 377574 states and 498660 transitions. [2019-09-08 16:58:30,470 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-08 16:58:30,470 INFO L276 IsEmpty]: Start isEmpty. Operand 377574 states and 498660 transitions. [2019-09-08 16:58:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-08 16:58:30,484 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:58:30,484 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 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] [2019-09-08 16:58:30,485 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:58:30,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:58:30,485 INFO L82 PathProgramCache]: Analyzing trace with hash 203555312, now seen corresponding path program 1 times [2019-09-08 16:58:30,485 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:58:30,485 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:58:30,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:58:30,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:58:30,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:58:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:58:30,784 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-09-08 16:58:30,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 16:58:30,784 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 16:58:30,808 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 16:58:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:58:31,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 3081 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 16:58:31,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 16:58:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-09-08 16:58:31,603 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 16:58:31,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-09-08 16:58:31,604 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 16:58:31,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 16:58:31,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-08 16:58:31,605 INFO L87 Difference]: Start difference. First operand 377574 states and 498660 transitions. Second operand 15 states. [2019-09-08 16:59:17,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:59:17,619 INFO L93 Difference]: Finished difference Result 1061315 states and 1402451 transitions. [2019-09-08 16:59:17,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2019-09-08 16:59:17,620 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 138 [2019-09-08 16:59:17,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:59:21,880 INFO L225 Difference]: With dead ends: 1061315 [2019-09-08 16:59:21,881 INFO L226 Difference]: Without dead ends: 683768 [2019-09-08 16:59:22,635 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=320, Invalid=1842, Unknown=0, NotChecked=0, Total=2162 [2019-09-08 16:59:23,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683768 states. [2019-09-08 17:00:03,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683768 to 663953. [2019-09-08 17:00:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663953 states. [2019-09-08 17:00:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663953 states to 663953 states and 877063 transitions. [2019-09-08 17:00:18,954 INFO L78 Accepts]: Start accepts. Automaton has 663953 states and 877063 transitions. Word has length 138 [2019-09-08 17:00:18,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 17:00:18,955 INFO L475 AbstractCegarLoop]: Abstraction has 663953 states and 877063 transitions. [2019-09-08 17:00:18,955 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 17:00:18,955 INFO L276 IsEmpty]: Start isEmpty. Operand 663953 states and 877063 transitions. [2019-09-08 17:00:18,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-09-08 17:00:18,968 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 17:00:18,968 INFO L399 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 17:00:18,969 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 17:00:18,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 17:00:18,969 INFO L82 PathProgramCache]: Analyzing trace with hash -1855278863, now seen corresponding path program 1 times [2019-09-08 17:00:18,969 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 17:00:18,969 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 17:00:18,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 17:00:18,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 17:00:18,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 17:00:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 17:00:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2019-09-08 17:00:19,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 17:00:19,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 17:00:19,141 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 17:00:19,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 17:00:19,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 17:00:19,142 INFO L87 Difference]: Start difference. First operand 663953 states and 877063 transitions. Second operand 3 states. [2019-09-08 17:01:00,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 17:01:00,075 INFO L93 Difference]: Finished difference Result 1730814 states and 2291794 transitions. [2019-09-08 17:01:00,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 17:01:00,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2019-09-08 17:01:00,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 17:01:19,813 INFO L225 Difference]: With dead ends: 1730814 [2019-09-08 17:01:19,813 INFO L226 Difference]: Without dead ends: 1066892 [2019-09-08 17:01:22,729 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 17:01:23,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1066892 states.