java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 09:30:06,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 09:30:06,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 09:30:06,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 09:30:06,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 09:30:06,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 09:30:06,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 09:30:06,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 09:30:06,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 09:30:06,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 09:30:06,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 09:30:06,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 09:30:06,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 09:30:06,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 09:30:06,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 09:30:06,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 09:30:06,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 09:30:06,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 09:30:06,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 09:30:06,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 09:30:07,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 09:30:07,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 09:30:07,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 09:30:07,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 09:30:07,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 09:30:07,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 09:30:07,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 09:30:07,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 09:30:07,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 09:30:07,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 09:30:07,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 09:30:07,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 09:30:07,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 09:30:07,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 09:30:07,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 09:30:07,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 09:30:07,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 09:30:07,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 09:30:07,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 09:30:07,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 09:30:07,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 09:30:07,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 09:30:07,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 09:30:07,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 09:30:07,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 09:30:07,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 09:30:07,061 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 09:30:07,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 09:30:07,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 09:30:07,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 09:30:07,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 09:30:07,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 09:30:07,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 09:30:07,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 09:30:07,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 09:30:07,065 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 09:30:07,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 09:30:07,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 09:30:07,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 09:30:07,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 09:30:07,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 09:30:07,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 09:30:07,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 09:30:07,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:30:07,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 09:30:07,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 09:30:07,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 09:30:07,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 09:30:07,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 09:30:07,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 09:30:07,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 09:30:07,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 09:30:07,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 09:30:07,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 09:30:07,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 09:30:07,144 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 09:30:07,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-02 09:30:07,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4d5b2af/233e66743b854383bc2a87e61dffe525/FLAG286980c4b [2019-10-02 09:30:08,154 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 09:30:08,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-02 09:30:08,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4d5b2af/233e66743b854383bc2a87e61dffe525/FLAG286980c4b [2019-10-02 09:30:08,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d4d5b2af/233e66743b854383bc2a87e61dffe525 [2019-10-02 09:30:08,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 09:30:08,557 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 09:30:08,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 09:30:08,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 09:30:08,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 09:30:08,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:30:08" (1/1) ... [2019-10-02 09:30:08,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c855fbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:08, skipping insertion in model container [2019-10-02 09:30:08,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:30:08" (1/1) ... [2019-10-02 09:30:08,570 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 09:30:08,759 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 09:30:11,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:30:11,972 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 09:30:12,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:30:12,734 INFO L192 MainTranslator]: Completed translation [2019-10-02 09:30:12,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12 WrapperNode [2019-10-02 09:30:12,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 09:30:12,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 09:30:12,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 09:30:12,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 09:30:12,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... [2019-10-02 09:30:12,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... [2019-10-02 09:30:12,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... [2019-10-02 09:30:12,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... [2019-10-02 09:30:13,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... [2019-10-02 09:30:13,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... [2019-10-02 09:30:13,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... [2019-10-02 09:30:13,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 09:30:13,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 09:30:13,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 09:30:13,282 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 09:30:13,283 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:30:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 09:30:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 09:30:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:30:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:30:13,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-02 09:30:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 09:30:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-02 09:30:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 09:30:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-02 09:30:13,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-02 09:30:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-02 09:30:13,366 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 09:30:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 09:30:13,367 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-02 09:30:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 09:30:13,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 09:30:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-02 09:30:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-02 09:30:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 09:30:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 09:30:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 09:30:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 09:30:13,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 09:30:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 09:30:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-02 09:30:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-02 09:30:13,371 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2019-10-02 09:30:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-02 09:30:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-10-02 09:30:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure queued_spin_is_locked [2019-10-02 09:30:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 09:30:13,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-02 09:30:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-02 09:30:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:30:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2019-10-02 09:30:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2019-10-02 09:30:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-02 09:30:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-02 09:30:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-02 09:30:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-02 09:30:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-02 09:30:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-02 09:30:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-02 09:30:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 09:30:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 09:30:13,374 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-02 09:30:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-02 09:30:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-02 09:30:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-02 09:30:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-02 09:30:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-02 09:30:13,375 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2019-10-02 09:30:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-02 09:30:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-02 09:30:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-02 09:30:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-02 09:30:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2019-10-02 09:30:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-02 09:30:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-02 09:30:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2019-10-02 09:30:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-02 09:30:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-02 09:30:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2019-10-02 09:30:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 09:30:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-02 09:30:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-02 09:30:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2019-10-02 09:30:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_return [2019-10-02 09:30:13,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-02 09:30:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 09:30:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 09:30:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2019-10-02 09:30:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_byte [2019-10-02 09:30:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init_eprom [2019-10-02 09:30:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_read_eprom [2019-10-02 09:30:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init_one [2019-10-02 09:30:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_remove_one [2019-10-02 09:30:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init [2019-10-02 09:30:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_cleanup [2019-10-02 09:30:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_read_sram [2019-10-02 09:30:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_write_sram [2019-10-02 09:30:13,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card [2019-10-02 09:30:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card_error [2019-10-02 09:30:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure get_scq [2019-10-02 09:30:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scq [2019-10-02 09:30:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure push_rxbufs [2019-10-02 09:30:13,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_irq_handler [2019-10-02 09:30:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_open [2019-10-02 09:30:13,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_close [2019-10-02 09:30:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_tst [2019-10-02 09:30:13,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_send [2019-10-02 09:30:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure push_scqe [2019-10-02 09:30:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure process_tsq [2019-10-02 09:30:13,385 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_scq [2019-10-02 09:30:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rsq [2019-10-02 09:30:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_rx [2019-10-02 09:30:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_buf [2019-10-02 09:30:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iovec_rx_bufs [2019-10-02 09:30:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iov_buf [2019-10-02 09:30:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_sm_buf [2019-10-02 09:30:13,386 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_lg_buf [2019-10-02 09:30:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_proc_read [2019-10-02 09:30:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioctl [2019-10-02 09:30:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_poll [2019-10-02 09:30:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_put [2019-10-02 09:30:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_get [2019-10-02 09:30:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_atmdev_ops_4 [2019-10-02 09:30:13,387 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-02 09:30:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-02 09:30:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-02 09:30:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-02 09:30:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-02 09:30:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-02 09:30:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-02 09:30:13,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-02 09:30:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-02 09:30:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-02 09:30:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 09:30:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-02 09:30:13,389 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-02 09:30:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 09:30:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 09:30:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:30:13,391 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-02 09:30:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-02 09:30:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-02 09:30:13,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-02 09:30:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:30:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:30:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:30:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-02 09:30:13,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-02 09:30:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-02 09:30:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_deregister_37 [2019-10-02 09:30:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_38 [2019-10-02 09:30:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_39 [2019-10-02 09:30:13,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_40 [2019-10-02 09:30:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_41 [2019-10-02 09:30:13,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_42 [2019-10-02 09:30:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_register_43 [2019-10-02 09:30:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-10-02 09:30:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_45 [2019-10-02 09:30:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 09:30:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 09:30:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 09:30:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 09:30:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 09:30:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 09:30:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:30:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-02 09:30:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-02 09:30:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2019-10-02 09:30:13,412 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_register [2019-10-02 09:30:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_pcr_goal [2019-10-02 09:30:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-02 09:30:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-02 09:30:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-02 09:30:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-02 09:30:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-02 09:30:13,413 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-02 09:30:13,414 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2019-10-02 09:30:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-02 09:30:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2019-10-02 09:30:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-02 09:30:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77105_init [2019-10-02 09:30:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-02 09:30:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-02 09:30:13,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_with_offset [2019-10-02 09:30:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 09:30:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 09:30:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-02 09:30:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-02 09:30:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_pton [2019-10-02 09:30:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-02 09:30:13,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-02 09:30:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 09:30:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 09:30:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 09:30:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 09:30:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-02 09:30:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 09:30:13,417 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2019-10-02 09:30:13,418 INFO L138 BoogieDeclarations]: Found implementation of procedure suni_init [2019-10-02 09:30:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 09:30:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 09:30:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 09:30:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 09:30:13,419 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 09:30:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 09:30:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 09:30:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-02 09:30:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 09:30:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 09:30:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 09:30:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 09:30:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 09:30:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-02 09:30:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 09:30:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-02 09:30:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-02 09:30:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure mac_pton [2019-10-02 09:30:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-02 09:30:13,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 09:30:13,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 09:30:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 09:30:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 09:30:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 09:30:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-02 09:30:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-02 09:30:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 09:30:13,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 09:30:13,424 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure queued_spin_is_locked [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 09:30:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-02 09:30:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-02 09:30:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:30:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 09:30:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-02 09:30:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-02 09:30:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-02 09:30:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-02 09:30:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-02 09:30:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 09:30:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2019-10-02 09:30:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 09:30:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-02 09:30:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_with_offset [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-02 09:30:13,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_40 [2019-10-02 09:30:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-02 09:30:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_45 [2019-10-02 09:30:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-02 09:30:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-02 09:30:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-02 09:30:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-02 09:30:13,429 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-02 09:30:13,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 09:30:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-02 09:30:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-02 09:30:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-02 09:30:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 09:30:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:30:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 09:30:13,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 09:30:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_atmdev_ops_4 [2019-10-02 09:30:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-02 09:30:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-02 09:30:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-02 09:30:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-02 09:30:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-02 09:30:13,432 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-02 09:30:13,433 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-02 09:30:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-02 09:30:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-02 09:30:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-02 09:30:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-02 09:30:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2019-10-02 09:30:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_42 [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_38 [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-10-02 09:30:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_register [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_register_43 [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2019-10-02 09:30:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_deregister_37 [2019-10-02 09:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure atm_return [2019-10-02 09:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2019-10-02 09:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure atm_pcr_goal [2019-10-02 09:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-02 09:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-02 09:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 09:30:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 09:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 09:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 09:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_39 [2019-10-02 09:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 09:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_41 [2019-10-02 09:30:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure suni_init [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure idt77105_init [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_byte [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init_eprom [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_read_eprom [2019-10-02 09:30:13,444 INFO L130 BoogieDeclarations]: Found specification of procedure ns_read_sram [2019-10-02 09:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure ns_write_sram [2019-10-02 09:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card [2019-10-02 09:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card_error [2019-10-02 09:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure get_scq [2019-10-02 09:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure free_scq [2019-10-02 09:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure push_rxbufs [2019-10-02 09:30:13,445 INFO L130 BoogieDeclarations]: Found specification of procedure ns_irq_handler [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure ns_open [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure ns_close [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure fill_tst [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure ns_send [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure push_scqe [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure process_tsq [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure drain_scq [2019-10-02 09:30:13,446 INFO L130 BoogieDeclarations]: Found specification of procedure process_rsq [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_rx [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_buf [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iovec_rx_bufs [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iov_buf [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_sm_buf [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_lg_buf [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure ns_proc_read [2019-10-02 09:30:13,447 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioctl [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ns_poll [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_put [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_get [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init_one [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_remove_one [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_cleanup [2019-10-02 09:30:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 09:30:13,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-02 09:30:13,450 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 09:30:13,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 09:30:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 09:30:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 09:30:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 09:30:18,052 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 09:30:27,881 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 09:30:27,882 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-02 09:30:27,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:30:27 BoogieIcfgContainer [2019-10-02 09:30:27,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 09:30:27,886 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 09:30:27,886 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 09:30:27,890 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 09:30:27,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 09:30:08" (1/3) ... [2019-10-02 09:30:27,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@410f8c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:30:27, skipping insertion in model container [2019-10-02 09:30:27,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:30:12" (2/3) ... [2019-10-02 09:30:27,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@410f8c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:30:27, skipping insertion in model container [2019-10-02 09:30:27,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:30:27" (3/3) ... [2019-10-02 09:30:27,894 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-02 09:30:27,906 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 09:30:27,921 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 09:30:27,940 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 09:30:27,984 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 09:30:27,984 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 09:30:27,985 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 09:30:27,985 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 09:30:27,985 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 09:30:27,985 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 09:30:27,985 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 09:30:27,985 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 09:30:27,985 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 09:30:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states. [2019-10-02 09:30:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-10-02 09:30:28,086 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:30:28,088 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:30:28,091 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:30:28,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:30:28,098 INFO L82 PathProgramCache]: Analyzing trace with hash -447910897, now seen corresponding path program 1 times [2019-10-02 09:30:28,101 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:30:28,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:30:28,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:28,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:30:28,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:30:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:30:28,999 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:30:29,000 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:30:29,004 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:30:29,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:30:29,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:30:29,022 INFO L87 Difference]: Start difference. First operand 2463 states. Second operand 3 states. [2019-10-02 09:30:29,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:30:29,638 INFO L93 Difference]: Finished difference Result 6698 states and 9430 transitions. [2019-10-02 09:30:29,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:30:29,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2019-10-02 09:30:29,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:30:29,716 INFO L225 Difference]: With dead ends: 6698 [2019-10-02 09:30:29,717 INFO L226 Difference]: Without dead ends: 4219 [2019-10-02 09:30:29,749 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:30:29,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4219 states. [2019-10-02 09:30:30,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4219 to 4208. [2019-10-02 09:30:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4208 states. [2019-10-02 09:30:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 4208 states and 5844 transitions. [2019-10-02 09:30:30,163 INFO L78 Accepts]: Start accepts. Automaton has 4208 states and 5844 transitions. Word has length 135 [2019-10-02 09:30:30,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:30:30,172 INFO L475 AbstractCegarLoop]: Abstraction has 4208 states and 5844 transitions. [2019-10-02 09:30:30,172 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:30:30,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 5844 transitions. [2019-10-02 09:30:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-10-02 09:30:30,183 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:30:30,183 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:30:30,183 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:30:30,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:30:30,184 INFO L82 PathProgramCache]: Analyzing trace with hash -2040641860, now seen corresponding path program 1 times [2019-10-02 09:30:30,189 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:30:30,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:30:30,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:30,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:30:30,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:30:30,740 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:30:30,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:30:30,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:30:30,742 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:30:30,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:30:30,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:30:30,743 INFO L87 Difference]: Start difference. First operand 4208 states and 5844 transitions. Second operand 3 states. [2019-10-02 09:30:31,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:30:31,181 INFO L93 Difference]: Finished difference Result 11327 states and 15725 transitions. [2019-10-02 09:30:31,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:30:31,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2019-10-02 09:30:31,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:30:31,265 INFO L225 Difference]: With dead ends: 11327 [2019-10-02 09:30:31,266 INFO L226 Difference]: Without dead ends: 7151 [2019-10-02 09:30:31,295 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:30:31,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2019-10-02 09:30:31,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 7130. [2019-10-02 09:30:31,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7130 states. [2019-10-02 09:30:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7130 states to 7130 states and 9896 transitions. [2019-10-02 09:30:31,757 INFO L78 Accepts]: Start accepts. Automaton has 7130 states and 9896 transitions. Word has length 141 [2019-10-02 09:30:31,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:30:31,759 INFO L475 AbstractCegarLoop]: Abstraction has 7130 states and 9896 transitions. [2019-10-02 09:30:31,759 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:30:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 7130 states and 9896 transitions. [2019-10-02 09:30:31,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-10-02 09:30:31,765 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:30:31,765 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:30:31,766 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:30:31,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:30:31,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1992291088, now seen corresponding path program 1 times [2019-10-02 09:30:31,766 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:30:31,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:30:31,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:31,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:30:31,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:30:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:30:32,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:30:32,250 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:30:32,251 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:30:32,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:30:32,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:30:32,252 INFO L87 Difference]: Start difference. First operand 7130 states and 9896 transitions. Second operand 5 states. [2019-10-02 09:30:33,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:30:33,027 INFO L93 Difference]: Finished difference Result 21336 states and 29812 transitions. [2019-10-02 09:30:33,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:30:33,028 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 156 [2019-10-02 09:30:33,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:30:33,140 INFO L225 Difference]: With dead ends: 21336 [2019-10-02 09:30:33,140 INFO L226 Difference]: Without dead ends: 14250 [2019-10-02 09:30:33,178 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:30:33,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14250 states. [2019-10-02 09:30:33,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14250 to 14219. [2019-10-02 09:30:33,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14219 states. [2019-10-02 09:30:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14219 states to 14219 states and 19829 transitions. [2019-10-02 09:30:33,887 INFO L78 Accepts]: Start accepts. Automaton has 14219 states and 19829 transitions. Word has length 156 [2019-10-02 09:30:33,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:30:33,888 INFO L475 AbstractCegarLoop]: Abstraction has 14219 states and 19829 transitions. [2019-10-02 09:30:33,888 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:30:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 14219 states and 19829 transitions. [2019-10-02 09:30:33,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-10-02 09:30:33,892 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:30:33,893 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:30:33,893 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:30:33,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:30:33,893 INFO L82 PathProgramCache]: Analyzing trace with hash -457778271, now seen corresponding path program 1 times [2019-10-02 09:30:33,894 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:30:33,894 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:30:33,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:33,912 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:30:33,912 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:30:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:30:34,197 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:30:34,197 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:30:34,198 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:30:34,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:30:34,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:30:34,198 INFO L87 Difference]: Start difference. First operand 14219 states and 19829 transitions. Second operand 5 states. [2019-10-02 09:30:35,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:30:35,192 INFO L93 Difference]: Finished difference Result 42629 states and 59813 transitions. [2019-10-02 09:30:35,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:30:35,192 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2019-10-02 09:30:35,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:30:35,392 INFO L225 Difference]: With dead ends: 42629 [2019-10-02 09:30:35,392 INFO L226 Difference]: Without dead ends: 28454 [2019-10-02 09:30:35,464 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:30:35,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28454 states. [2019-10-02 09:30:38,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28454 to 28403. [2019-10-02 09:30:38,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28403 states. [2019-10-02 09:30:38,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28403 states to 28403 states and 39766 transitions. [2019-10-02 09:30:38,269 INFO L78 Accepts]: Start accepts. Automaton has 28403 states and 39766 transitions. Word has length 157 [2019-10-02 09:30:38,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:30:38,269 INFO L475 AbstractCegarLoop]: Abstraction has 28403 states and 39766 transitions. [2019-10-02 09:30:38,270 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:30:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 28403 states and 39766 transitions. [2019-10-02 09:30:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-10-02 09:30:38,274 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:30:38,274 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:30:38,275 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:30:38,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:30:38,275 INFO L82 PathProgramCache]: Analyzing trace with hash -202448973, now seen corresponding path program 1 times [2019-10-02 09:30:38,275 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:30:38,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:30:38,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:38,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:30:38,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:30:38,586 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:30:38,587 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:30:38,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:30:38,587 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:30:38,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:30:38,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:30:38,588 INFO L87 Difference]: Start difference. First operand 28403 states and 39766 transitions. Second operand 5 states. [2019-10-02 09:30:41,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:30:41,849 INFO L93 Difference]: Finished difference Result 85385 states and 119930 transitions. [2019-10-02 09:30:41,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:30:41,849 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 158 [2019-10-02 09:30:41,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:30:42,263 INFO L225 Difference]: With dead ends: 85385 [2019-10-02 09:30:42,267 INFO L226 Difference]: Without dead ends: 57026 [2019-10-02 09:30:42,377 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:30:42,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57026 states. [2019-10-02 09:30:44,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57026 to 56823. [2019-10-02 09:30:44,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56823 states. [2019-10-02 09:30:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56823 states to 56823 states and 79862 transitions. [2019-10-02 09:30:45,084 INFO L78 Accepts]: Start accepts. Automaton has 56823 states and 79862 transitions. Word has length 158 [2019-10-02 09:30:45,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:30:45,086 INFO L475 AbstractCegarLoop]: Abstraction has 56823 states and 79862 transitions. [2019-10-02 09:30:45,086 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:30:45,086 INFO L276 IsEmpty]: Start isEmpty. Operand 56823 states and 79862 transitions. [2019-10-02 09:30:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-02 09:30:45,093 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:30:45,093 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:30:45,093 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:30:45,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:30:45,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1979107228, now seen corresponding path program 1 times [2019-10-02 09:30:45,094 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:30:45,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:30:45,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:45,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:30:45,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:30:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:30:45,425 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:30:45,425 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:30:45,426 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:30:45,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:30:45,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:30:45,427 INFO L87 Difference]: Start difference. First operand 56823 states and 79862 transitions. Second operand 5 states. [2019-10-02 09:30:49,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:30:49,995 INFO L93 Difference]: Finished difference Result 169971 states and 240192 transitions. [2019-10-02 09:30:49,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:30:49,995 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2019-10-02 09:30:49,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:30:51,275 INFO L225 Difference]: With dead ends: 169971 [2019-10-02 09:30:51,275 INFO L226 Difference]: Without dead ends: 113192 [2019-10-02 09:30:51,471 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:30:51,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113192 states. [2019-10-02 09:30:54,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113192 to 112865. [2019-10-02 09:30:54,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112865 states. [2019-10-02 09:30:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112865 states to 112865 states and 159127 transitions. [2019-10-02 09:30:59,089 INFO L78 Accepts]: Start accepts. Automaton has 112865 states and 159127 transitions. Word has length 159 [2019-10-02 09:30:59,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:30:59,089 INFO L475 AbstractCegarLoop]: Abstraction has 112865 states and 159127 transitions. [2019-10-02 09:30:59,089 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:30:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 112865 states and 159127 transitions. [2019-10-02 09:30:59,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-02 09:30:59,092 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:30:59,093 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-10-02 09:30:59,093 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:30:59,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:30:59,093 INFO L82 PathProgramCache]: Analyzing trace with hash -1541485854, now seen corresponding path program 1 times [2019-10-02 09:30:59,094 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:30:59,094 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:30:59,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:59,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:30:59,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:30:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:30:59,450 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2019-10-02 09:30:59,451 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:30:59,451 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:30:59,919 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:31:00,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:31:00,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 2984 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:31:00,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:31:00,729 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:31:00,745 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:31:00,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2019-10-02 09:31:00,746 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 09:31:00,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 09:31:00,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-02 09:31:00,747 INFO L87 Difference]: Start difference. First operand 112865 states and 159127 transitions. Second operand 14 states. [2019-10-02 09:32:13,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:32:13,319 INFO L93 Difference]: Finished difference Result 285551 states and 403605 transitions. [2019-10-02 09:32:13,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-10-02 09:32:13,320 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 172 [2019-10-02 09:32:13,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:32:14,626 INFO L225 Difference]: With dead ends: 285551 [2019-10-02 09:32:14,626 INFO L226 Difference]: Without dead ends: 172730 [2019-10-02 09:32:15,200 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=165, Invalid=647, Unknown=0, NotChecked=0, Total=812 [2019-10-02 09:32:15,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172730 states. [2019-10-02 09:32:27,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172730 to 171559. [2019-10-02 09:32:27,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171559 states. [2019-10-02 09:32:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171559 states to 171559 states and 241810 transitions. [2019-10-02 09:32:28,505 INFO L78 Accepts]: Start accepts. Automaton has 171559 states and 241810 transitions. Word has length 172 [2019-10-02 09:32:28,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:32:28,506 INFO L475 AbstractCegarLoop]: Abstraction has 171559 states and 241810 transitions. [2019-10-02 09:32:28,506 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 09:32:28,506 INFO L276 IsEmpty]: Start isEmpty. Operand 171559 states and 241810 transitions. [2019-10-02 09:32:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-02 09:32:28,511 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:32:28,511 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:32:28,511 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:32:28,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:32:28,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1528874894, now seen corresponding path program 1 times [2019-10-02 09:32:28,512 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:32:28,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:32:28,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:32:28,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:32:28,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:32:28,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:32:28,867 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:32:28,868 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:32:28,868 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:32:29,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:32:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:32:29,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 2986 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:32:29,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:32:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:32:30,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:32:30,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2019-10-02 09:32:30,055 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-02 09:32:30,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-02 09:32:30,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2019-10-02 09:32:30,065 INFO L87 Difference]: Start difference. First operand 171559 states and 241810 transitions. Second operand 16 states. [2019-10-02 09:35:03,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:35:03,552 INFO L93 Difference]: Finished difference Result 489811 states and 692702 transitions. [2019-10-02 09:35:03,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2019-10-02 09:35:03,553 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 173 [2019-10-02 09:35:03,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:35:12,927 INFO L225 Difference]: With dead ends: 489811 [2019-10-02 09:35:12,927 INFO L226 Difference]: Without dead ends: 318296 [2019-10-02 09:35:13,351 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=453, Invalid=2199, Unknown=0, NotChecked=0, Total=2652 [2019-10-02 09:35:13,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318296 states. [2019-10-02 09:35:23,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318296 to 315213. [2019-10-02 09:35:23,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315213 states. [2019-10-02 09:35:32,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315213 states to 315213 states and 442985 transitions. [2019-10-02 09:35:32,436 INFO L78 Accepts]: Start accepts. Automaton has 315213 states and 442985 transitions. Word has length 173 [2019-10-02 09:35:32,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:35:32,437 INFO L475 AbstractCegarLoop]: Abstraction has 315213 states and 442985 transitions. [2019-10-02 09:35:32,437 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-02 09:35:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 315213 states and 442985 transitions. [2019-10-02 09:35:32,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-10-02 09:35:32,444 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:35:32,444 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:35:32,445 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:35:32,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:35:32,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1587102277, now seen corresponding path program 1 times [2019-10-02 09:35:32,445 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:35:32,446 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:35:32,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:35:32,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:35:32,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:35:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:35:32,700 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:35:32,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:35:32,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 09:35:32,701 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 09:35:32,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 09:35:32,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 09:35:32,702 INFO L87 Difference]: Start difference. First operand 315213 states and 442985 transitions. Second operand 7 states. [2019-10-02 09:35:54,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:35:54,807 INFO L93 Difference]: Finished difference Result 716069 states and 1007633 transitions. [2019-10-02 09:35:54,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-02 09:35:54,807 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 174 [2019-10-02 09:35:54,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:35:56,783 INFO L225 Difference]: With dead ends: 716069 [2019-10-02 09:35:56,784 INFO L226 Difference]: Without dead ends: 400900 [2019-10-02 09:35:57,477 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2019-10-02 09:35:57,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400900 states. [2019-10-02 09:36:21,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400900 to 399549. [2019-10-02 09:36:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399549 states. [2019-10-02 09:36:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399549 states to 399549 states and 561487 transitions. [2019-10-02 09:36:24,856 INFO L78 Accepts]: Start accepts. Automaton has 399549 states and 561487 transitions. Word has length 174 [2019-10-02 09:36:24,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:36:24,856 INFO L475 AbstractCegarLoop]: Abstraction has 399549 states and 561487 transitions. [2019-10-02 09:36:24,856 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 09:36:24,856 INFO L276 IsEmpty]: Start isEmpty. Operand 399549 states and 561487 transitions. [2019-10-02 09:36:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-10-02 09:36:24,863 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:36:24,863 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 09:36:24,863 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:36:24,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:36:24,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1088940679, now seen corresponding path program 1 times [2019-10-02 09:36:24,864 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:36:24,864 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:36:24,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:36:24,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:36:24,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:36:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:36:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:36:25,186 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:36:25,187 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -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 [2019-10-02 09:36:25,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:36:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:36:26,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 2990 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:36:26,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:36:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:36:26,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:36:26,446 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2019-10-02 09:36:26,447 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-02 09:36:26,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-02 09:36:26,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2019-10-02 09:36:26,448 INFO L87 Difference]: Start difference. First operand 399549 states and 561487 transitions. Second operand 16 states. [2019-10-02 09:39:14,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:39:14,066 INFO L93 Difference]: Finished difference Result 1103099 states and 1560755 transitions. [2019-10-02 09:39:14,067 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2019-10-02 09:39:14,067 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 175 [2019-10-02 09:39:14,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:39:29,375 INFO L225 Difference]: With dead ends: 1103099 [2019-10-02 09:39:29,375 INFO L226 Difference]: Without dead ends: 703594 [2019-10-02 09:39:30,272 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=453, Invalid=2199, Unknown=0, NotChecked=0, Total=2652 [2019-10-02 09:39:30,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703594 states. [2019-10-02 09:40:21,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703594 to 686209. [2019-10-02 09:40:21,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 686209 states. [2019-10-02 09:40:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686209 states to 686209 states and 961719 transitions. [2019-10-02 09:40:27,265 INFO L78 Accepts]: Start accepts. Automaton has 686209 states and 961719 transitions. Word has length 175 [2019-10-02 09:40:27,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:40:27,266 INFO L475 AbstractCegarLoop]: Abstraction has 686209 states and 961719 transitions. [2019-10-02 09:40:27,266 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-02 09:40:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 686209 states and 961719 transitions. [2019-10-02 09:40:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-10-02 09:40:27,271 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:40:27,272 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2019-10-02 09:40:27,272 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:40:27,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:40:27,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1546387765, now seen corresponding path program 1 times [2019-10-02 09:40:27,272 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:40:27,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:40:27,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:40:27,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:40:27,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:40:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:40:27,547 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-10-02 09:40:27,548 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:40:27,548 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 09:40:27,549 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 09:40:27,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 09:40:27,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 09:40:27,550 INFO L87 Difference]: Start difference. First operand 686209 states and 961719 transitions. Second operand 7 states.