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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.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 [2019-10-03 02:05:57,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:05:57,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:05:57,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:05:57,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:05:57,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:05:57,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:05:57,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:05:57,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:05:57,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:05:57,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:05:57,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:05:57,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:05:57,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:05:57,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:05:57,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:05:57,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:05:57,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:05:57,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:05:57,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:05:57,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:05:57,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:05:57,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:05:57,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:05:57,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:05:57,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:05:57,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:05:57,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:05:57,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:05:58,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:05:58,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:05:58,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:05:58,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:05:58,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:05:58,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:05:58,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:05:58,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:05:58,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:05:58,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:05:58,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:05:58,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:05:58,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:05:58,061 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:05:58,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:05:58,064 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:05:58,064 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:05:58,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:05:58,065 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:05:58,065 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:05:58,066 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:05:58,066 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:05:58,066 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:05:58,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:05:58,070 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:05:58,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:05:58,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:05:58,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:05:58,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:05:58,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:05:58,072 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:05:58,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:05:58,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:05:58,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:05:58,073 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:05:58,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:05:58,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:05:58,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:05:58,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:05:58,075 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:05:58,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:05:58,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:05:58,075 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:05:58,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:05:58,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:05:58,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:05:58,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:05:58,186 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:05:58,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-03 02:05:58,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc34e901f/b0dfa732f4574eeeb1a4a8d187c40da2/FLAGa29b2dcd7 [2019-10-03 02:05:59,550 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:05:59,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-03 02:05:59,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc34e901f/b0dfa732f4574eeeb1a4a8d187c40da2/FLAGa29b2dcd7 [2019-10-03 02:05:59,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc34e901f/b0dfa732f4574eeeb1a4a8d187c40da2 [2019-10-03 02:05:59,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:05:59,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:05:59,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:05:59,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:05:59,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:05:59,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:05:59" (1/1) ... [2019-10-03 02:05:59,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a2fabe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:05:59, skipping insertion in model container [2019-10-03 02:05:59,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:05:59" (1/1) ... [2019-10-03 02:05:59,827 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:06:00,058 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:06:03,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:06:03,388 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:06:03,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:06:04,326 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:06:04,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04 WrapperNode [2019-10-03 02:06:04,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:06:04,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:06:04,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:06:04,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:06:04,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (1/1) ... [2019-10-03 02:06:04,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (1/1) ... [2019-10-03 02:06:04,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (1/1) ... [2019-10-03 02:06:04,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (1/1) ... [2019-10-03 02:06:04,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (1/1) ... [2019-10-03 02:06:04,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (1/1) ... [2019-10-03 02:06:04,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (1/1) ... [2019-10-03 02:06:04,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:06:04,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:06:04,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:06:04,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:06:04,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (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 [2019-10-03 02:06:05,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:06:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:06:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 02:06:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 02:06:05,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-03 02:06:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-03 02:06:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-03 02:06:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:06:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-03 02:06:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-03 02:06:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2019-10-03 02:06:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-03 02:06:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-03 02:06:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-03 02:06:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-03 02:06:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-03 02:06:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-03 02:06:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-03 02:06:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-03 02:06:05,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-03 02:06:05,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-03 02:06:05,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-03 02:06:05,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-03 02:06:05,028 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-03 02:06:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-03 02:06:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2019-10-03 02:06:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2019-10-03 02:06:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-10-03 02:06:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-10-03 02:06:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure queued_spin_is_locked [2019-10-03 02:06:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-03 02:06:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_8 [2019-10-03 02:06:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_11 [2019-10-03 02:06:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:06:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2019-10-03 02:06:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2019-10-03 02:06:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2019-10-03 02:06:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2019-10-03 02:06:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2019-10-03 02:06:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-03 02:06:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2019-10-03 02:06:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-03 02:06:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-03 02:06:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-03 02:06:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-03 02:06:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2019-10-03 02:06:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-03 02:06:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2019-10-03 02:06:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2019-10-03 02:06:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2019-10-03 02:06:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2019-10-03 02:06:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2019-10-03 02:06:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-03 02:06:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2019-10-03 02:06:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-10-03 02:06:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-03 02:06:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2019-10-03 02:06:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-10-03 02:06:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-03 02:06:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2019-10-03 02:06:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-03 02:06:05,034 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-03 02:06:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2019-10-03 02:06:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-03 02:06:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-03 02:06:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-03 02:06:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2019-10-03 02:06:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_return [2019-10-03 02:06:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2019-10-03 02:06:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-03 02:06:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-03 02:06:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2019-10-03 02:06:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_byte [2019-10-03 02:06:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init_eprom [2019-10-03 02:06:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_read_eprom [2019-10-03 02:06:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init_one [2019-10-03 02:06:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_remove_one [2019-10-03 02:06:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_init [2019-10-03 02:06:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_cleanup [2019-10-03 02:06:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_read_sram [2019-10-03 02:06:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_write_sram [2019-10-03 02:06:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card [2019-10-03 02:06:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card_error [2019-10-03 02:06:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure get_scq [2019-10-03 02:06:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scq [2019-10-03 02:06:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure push_rxbufs [2019-10-03 02:06:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_irq_handler [2019-10-03 02:06:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_open [2019-10-03 02:06:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_close [2019-10-03 02:06:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_tst [2019-10-03 02:06:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_send [2019-10-03 02:06:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure push_scqe [2019-10-03 02:06:05,040 INFO L138 BoogieDeclarations]: Found implementation of procedure process_tsq [2019-10-03 02:06:05,040 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_scq [2019-10-03 02:06:05,040 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rsq [2019-10-03 02:06:05,040 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_rx [2019-10-03 02:06:05,040 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_buf [2019-10-03 02:06:05,040 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iovec_rx_bufs [2019-10-03 02:06:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iov_buf [2019-10-03 02:06:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_sm_buf [2019-10-03 02:06:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_lg_buf [2019-10-03 02:06:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_proc_read [2019-10-03 02:06:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioctl [2019-10-03 02:06:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_poll [2019-10-03 02:06:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_put [2019-10-03 02:06:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_get [2019-10-03 02:06:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_atmdev_ops_4 [2019-10-03 02:06:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-03 02:06:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-03 02:06:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-03 02:06:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-03 02:06:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-03 02:06:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-03 02:06:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-03 02:06:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-03 02:06:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-03 02:06:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-03 02:06:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:06:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-03 02:06:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-03 02:06:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-03 02:06:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-03 02:06:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:06:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-03 02:06:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-03 02:06:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-03 02:06:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-03 02:06:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-03 02:06:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-03 02:06:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-03 02:06:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-03 02:06:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-03 02:06:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-03 02:06:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_deregister_37 [2019-10-03 02:06:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_38 [2019-10-03 02:06:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_39 [2019-10-03 02:06:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_40 [2019-10-03 02:06:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_41 [2019-10-03 02:06:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_42 [2019-10-03 02:06:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atm_dev_register_43 [2019-10-03 02:06:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_44 [2019-10-03 02:06:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_45 [2019-10-03 02:06:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-03 02:06:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-03 02:06:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-03 02:06:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-03 02:06:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-03 02:06:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-03 02:06:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:06:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-03 02:06:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-03 02:06:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-03 02:06:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-03 02:06:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-03 02:06:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-03 02:06:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-03 02:06:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-10-03 02:06:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-03 02:06:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-03 02:06:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-03 02:06:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-03 02:06:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-03 02:06:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:06:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-03 02:06:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2019-10-03 02:06:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2019-10-03 02:06:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_register [2019-10-03 02:06:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_pcr_goal [2019-10-03 02:06:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-03 02:06:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2019-10-03 02:06:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2019-10-03 02:06:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2019-10-03 02:06:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-03 02:06:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-03 02:06:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2019-10-03 02:06:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2019-10-03 02:06:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2019-10-03 02:06:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2019-10-03 02:06:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-03 02:06:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-03 02:06:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-03 02:06:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2019-10-03 02:06:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-03 02:06:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2019-10-03 02:06:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-03 02:06:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure idt77105_init [2019-10-03 02:06:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2019-10-03 02:06:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2019-10-03 02:06:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_with_offset [2019-10-03 02:06:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-03 02:06:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-03 02:06:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-03 02:06:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-03 02:06:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_pton [2019-10-03 02:06:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-10-03 02:06:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2019-10-03 02:06:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-03 02:06:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-03 02:06:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-03 02:06:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-03 02:06:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-10-03 02:06:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-03 02:06:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-03 02:06:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-03 02:06:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-03 02:06:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-10-03 02:06:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-03 02:06:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-03 02:06:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-10-03 02:06:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2019-10-03 02:06:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure suni_init [2019-10-03 02:06:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-03 02:06:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-03 02:06:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-03 02:06:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-03 02:06:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-03 02:06:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:06:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-03 02:06:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2019-10-03 02:06:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-03 02:06:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:06:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:06:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-03 02:06:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-03 02:06:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-03 02:06:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-03 02:06:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-03 02:06:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-03 02:06:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure mac_pton [2019-10-03 02:06:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-03 02:06:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-03 02:06:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:06:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-03 02:06:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-03 02:06:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:06:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-03 02:06:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-03 02:06:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 02:06:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-03 02:06:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:06:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-03 02:06:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-03 02:06:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-03 02:06:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-03 02:06:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-03 02:06:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-03 02:06:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-03 02:06:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-03 02:06:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2019-10-03 02:06:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2019-10-03 02:06:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-10-03 02:06:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-10-03 02:06:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure queued_spin_is_locked [2019-10-03 02:06:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-03 02:06:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-03 02:06:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-03 02:06:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-03 02:06:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-03 02:06:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_8 [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_11 [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_12 [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-03 02:06:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-03 02:06:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-10-03 02:06:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-03 02:06:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_with_offset [2019-10-03 02:06:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2019-10-03 02:06:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:06:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:06:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-03 02:06:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-03 02:06:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_40 [2019-10-03 02:06:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-10-03 02:06:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_45 [2019-10-03 02:06:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-03 02:06:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2019-10-03 02:06:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2019-10-03 02:06:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2019-10-03 02:06:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2019-10-03 02:06:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2019-10-03 02:06:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-03 02:06:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-03 02:06:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-03 02:06:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_atmdev_ops_4 [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-03 02:06:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-03 02:06:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-03 02:06:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-03 02:06:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-03 02:06:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-03 02:06:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-03 02:06:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-03 02:06:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2019-10-03 02:06:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-03 02:06:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-03 02:06:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-03 02:06:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-03 02:06:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-03 02:06:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-03 02:06:05,075 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2019-10-03 02:06:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2019-10-03 02:06:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2019-10-03 02:06:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2019-10-03 02:06:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2019-10-03 02:06:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2019-10-03 02:06:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2019-10-03 02:06:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-03 02:06:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-03 02:06:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-03 02:06:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-03 02:06:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-03 02:06:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-03 02:06:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2019-10-03 02:06:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-10-03 02:06:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-10-03 02:06:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-03 02:06:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-03 02:06:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-03 02:06:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-03 02:06:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2019-10-03 02:06:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-03 02:06:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-03 02:06:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2019-10-03 02:06:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-10-03 02:06:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-03 02:06:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-03 02:06:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-03 02:06:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_42 [2019-10-03 02:06:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-03 02:06:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_38 [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_44 [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_register [2019-10-03 02:06:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_register_43 [2019-10-03 02:06:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2019-10-03 02:06:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atm_dev_deregister_37 [2019-10-03 02:06:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure atm_return [2019-10-03 02:06:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2019-10-03 02:06:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure atm_pcr_goal [2019-10-03 02:06:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2019-10-03 02:06:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2019-10-03 02:06:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-03 02:06:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-03 02:06:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-03 02:06:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-03 02:06:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_39 [2019-10-03 02:06:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-03 02:06:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_41 [2019-10-03 02:06:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-03 02:06:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-03 02:06:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2019-10-03 02:06:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure suni_init [2019-10-03 02:06:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure idt77105_init [2019-10-03 02:06:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_byte [2019-10-03 02:06:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init_eprom [2019-10-03 02:06:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_read_eprom [2019-10-03 02:06:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure ns_read_sram [2019-10-03 02:06:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure ns_write_sram [2019-10-03 02:06:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card [2019-10-03 02:06:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card_error [2019-10-03 02:06:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure get_scq [2019-10-03 02:06:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure free_scq [2019-10-03 02:06:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure push_rxbufs [2019-10-03 02:06:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure ns_irq_handler [2019-10-03 02:06:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure ns_open [2019-10-03 02:06:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure ns_close [2019-10-03 02:06:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure fill_tst [2019-10-03 02:06:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure ns_send [2019-10-03 02:06:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure push_scqe [2019-10-03 02:06:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure process_tsq [2019-10-03 02:06:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure drain_scq [2019-10-03 02:06:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure process_rsq [2019-10-03 02:06:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_rx [2019-10-03 02:06:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_buf [2019-10-03 02:06:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iovec_rx_bufs [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iov_buf [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_sm_buf [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_lg_buf [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure ns_proc_read [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioctl [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure ns_poll [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_put [2019-10-03 02:06:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_get [2019-10-03 02:06:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init_one [2019-10-03 02:06:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_remove_one [2019-10-03 02:06:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-03 02:06:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_init [2019-10-03 02:06:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_cleanup [2019-10-03 02:06:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-03 02:06:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-03 02:06:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-03 02:06:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-03 02:06:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-03 02:06:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-03 02:06:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-03 02:06:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:06:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-03 02:06:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-03 02:06:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-03 02:06:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-03 02:06:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-03 02:06:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-03 02:06:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-03 02:06:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-03 02:06:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-03 02:06:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-03 02:06:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 02:06:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-03 02:06:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:06:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:06:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:06:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-03 02:06:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:06:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-03 02:06:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-03 02:06:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-03 02:06:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-03 02:06:10,091 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-03 02:06:21,882 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:06:21,883 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-03 02:06:21,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:06:21 BoogieIcfgContainer [2019-10-03 02:06:21,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:06:21,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:06:21,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:06:21,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:06:21,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:05:59" (1/3) ... [2019-10-03 02:06:21,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c80b54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:06:21, skipping insertion in model container [2019-10-03 02:06:21,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:06:04" (2/3) ... [2019-10-03 02:06:21,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c80b54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:06:21, skipping insertion in model container [2019-10-03 02:06:21,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:06:21" (3/3) ... [2019-10-03 02:06:21,904 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2019-10-03 02:06:21,918 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:06:21,943 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:06:21,966 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:06:22,009 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:06:22,010 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:06:22,010 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:06:22,010 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:06:22,010 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:06:22,010 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:06:22,011 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:06:22,011 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:06:22,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states. [2019-10-03 02:06:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-03 02:06:22,144 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:06:22,146 INFO L411 BasicCegarLoop]: trace histogram [5, 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] [2019-10-03 02:06:22,149 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:06:22,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:22,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1823568267, now seen corresponding path program 1 times [2019-10-03 02:06:22,162 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:06:22,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:22,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:06:22,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:22,281 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:06:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:06:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:06:23,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:06:23,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:06:23,227 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:06:23,234 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:06:23,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:06:23,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:06:23,257 INFO L87 Difference]: Start difference. First operand 2464 states. Second operand 3 states. [2019-10-03 02:06:23,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:06:23,872 INFO L93 Difference]: Finished difference Result 4314 states and 5973 transitions. [2019-10-03 02:06:23,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:06:23,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2019-10-03 02:06:23,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:06:23,948 INFO L225 Difference]: With dead ends: 4314 [2019-10-03 02:06:23,948 INFO L226 Difference]: Without dead ends: 4221 [2019-10-03 02:06:23,950 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 [2019-10-03 02:06:23,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4221 states. [2019-10-03 02:06:24,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4221 to 4210. [2019-10-03 02:06:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4210 states. [2019-10-03 02:06:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 4210 states and 5848 transitions. [2019-10-03 02:06:24,352 INFO L78 Accepts]: Start accepts. Automaton has 4210 states and 5848 transitions. Word has length 140 [2019-10-03 02:06:24,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:06:24,358 INFO L475 AbstractCegarLoop]: Abstraction has 4210 states and 5848 transitions. [2019-10-03 02:06:24,359 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:06:24,359 INFO L276 IsEmpty]: Start isEmpty. Operand 4210 states and 5848 transitions. [2019-10-03 02:06:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-03 02:06:24,384 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:06:24,385 INFO L411 BasicCegarLoop]: trace histogram [5, 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] [2019-10-03 02:06:24,385 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:06:24,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:24,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1723869132, now seen corresponding path program 1 times [2019-10-03 02:06:24,386 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:06:24,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:24,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:06:24,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:24,433 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:06:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:06:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:06:25,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:06:25,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:06:25,096 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:06:25,098 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:06:25,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:06:25,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:06:25,099 INFO L87 Difference]: Start difference. First operand 4210 states and 5848 transitions. Second operand 3 states. [2019-10-03 02:06:25,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:06:25,468 INFO L93 Difference]: Finished difference Result 7154 states and 9926 transitions. [2019-10-03 02:06:25,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:06:25,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2019-10-03 02:06:25,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:06:25,542 INFO L225 Difference]: With dead ends: 7154 [2019-10-03 02:06:25,543 INFO L226 Difference]: Without dead ends: 7154 [2019-10-03 02:06:25,544 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 [2019-10-03 02:06:25,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7154 states. [2019-10-03 02:06:25,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7154 to 7133. [2019-10-03 02:06:25,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7133 states. [2019-10-03 02:06:25,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7133 states to 7133 states and 9902 transitions. [2019-10-03 02:06:25,947 INFO L78 Accepts]: Start accepts. Automaton has 7133 states and 9902 transitions. Word has length 146 [2019-10-03 02:06:25,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:06:25,950 INFO L475 AbstractCegarLoop]: Abstraction has 7133 states and 9902 transitions. [2019-10-03 02:06:25,951 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:06:25,951 INFO L276 IsEmpty]: Start isEmpty. Operand 7133 states and 9902 transitions. [2019-10-03 02:06:25,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-03 02:06:25,960 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:06:25,960 INFO L411 BasicCegarLoop]: trace histogram [5, 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] [2019-10-03 02:06:25,961 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:06:25,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:25,962 INFO L82 PathProgramCache]: Analyzing trace with hash 357190680, now seen corresponding path program 1 times [2019-10-03 02:06:25,962 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:06:25,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:25,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:06:25,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:25,981 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:06:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:06:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:06:26,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:06:26,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:06:26,502 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:06:26,502 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:06:26,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:06:26,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:06:26,503 INFO L87 Difference]: Start difference. First operand 7133 states and 9902 transitions. Second operand 5 states. [2019-10-03 02:06:26,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:06:26,975 INFO L93 Difference]: Finished difference Result 14255 states and 19879 transitions. [2019-10-03 02:06:26,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:06:26,976 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2019-10-03 02:06:26,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:06:27,159 INFO L225 Difference]: With dead ends: 14255 [2019-10-03 02:06:27,159 INFO L226 Difference]: Without dead ends: 14255 [2019-10-03 02:06:27,160 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 [2019-10-03 02:06:27,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14255 states. [2019-10-03 02:06:27,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14255 to 14224. [2019-10-03 02:06:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14224 states. [2019-10-03 02:06:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14224 states to 14224 states and 19839 transitions. [2019-10-03 02:06:27,999 INFO L78 Accepts]: Start accepts. Automaton has 14224 states and 19839 transitions. Word has length 161 [2019-10-03 02:06:28,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:06:28,000 INFO L475 AbstractCegarLoop]: Abstraction has 14224 states and 19839 transitions. [2019-10-03 02:06:28,000 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:06:28,000 INFO L276 IsEmpty]: Start isEmpty. Operand 14224 states and 19839 transitions. [2019-10-03 02:06:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-10-03 02:06:28,005 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:06:28,006 INFO L411 BasicCegarLoop]: trace histogram [5, 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] [2019-10-03 02:06:28,006 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:06:28,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:28,007 INFO L82 PathProgramCache]: Analyzing trace with hash 393716639, now seen corresponding path program 1 times [2019-10-03 02:06:28,007 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:06:28,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:28,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:06:28,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:28,027 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:06:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:06:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:06:28,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:06:28,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:06:28,380 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:06:28,381 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:06:28,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:06:28,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:06:28,382 INFO L87 Difference]: Start difference. First operand 14224 states and 19839 transitions. Second operand 5 states. [2019-10-03 02:06:29,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:06:29,009 INFO L93 Difference]: Finished difference Result 28463 states and 39850 transitions. [2019-10-03 02:06:29,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:06:29,009 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 162 [2019-10-03 02:06:29,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:06:29,255 INFO L225 Difference]: With dead ends: 28463 [2019-10-03 02:06:29,255 INFO L226 Difference]: Without dead ends: 28463 [2019-10-03 02:06:29,255 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 [2019-10-03 02:06:29,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28463 states. [2019-10-03 02:06:30,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28463 to 28412. [2019-10-03 02:06:30,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28412 states. [2019-10-03 02:06:30,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28412 states to 28412 states and 39784 transitions. [2019-10-03 02:06:30,751 INFO L78 Accepts]: Start accepts. Automaton has 28412 states and 39784 transitions. Word has length 162 [2019-10-03 02:06:30,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:06:30,756 INFO L475 AbstractCegarLoop]: Abstraction has 28412 states and 39784 transitions. [2019-10-03 02:06:30,756 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:06:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 28412 states and 39784 transitions. [2019-10-03 02:06:30,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-10-03 02:06:30,766 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:06:30,767 INFO L411 BasicCegarLoop]: trace histogram [5, 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] [2019-10-03 02:06:30,767 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:06:30,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:30,768 INFO L82 PathProgramCache]: Analyzing trace with hash 424089467, now seen corresponding path program 1 times [2019-10-03 02:06:30,768 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:06:30,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:30,791 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:06:30,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:30,791 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:06:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:06:31,262 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:06:31,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:06:31,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:06:31,262 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:06:31,263 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:06:31,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:06:31,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:06:31,264 INFO L87 Difference]: Start difference. First operand 28412 states and 39784 transitions. Second operand 5 states. [2019-10-03 02:06:32,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:06:32,205 INFO L93 Difference]: Finished difference Result 57043 states and 80162 transitions. [2019-10-03 02:06:32,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:06:32,206 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 163 [2019-10-03 02:06:32,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:06:32,692 INFO L225 Difference]: With dead ends: 57043 [2019-10-03 02:06:32,693 INFO L226 Difference]: Without dead ends: 57043 [2019-10-03 02:06:32,694 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:06:34,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57043 states. [2019-10-03 02:06:36,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57043 to 56840. [2019-10-03 02:06:36,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56840 states. [2019-10-03 02:06:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56840 states to 56840 states and 79896 transitions. [2019-10-03 02:06:36,708 INFO L78 Accepts]: Start accepts. Automaton has 56840 states and 79896 transitions. Word has length 163 [2019-10-03 02:06:36,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:06:36,709 INFO L475 AbstractCegarLoop]: Abstraction has 56840 states and 79896 transitions. [2019-10-03 02:06:36,709 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:06:36,709 INFO L276 IsEmpty]: Start isEmpty. Operand 56840 states and 79896 transitions. [2019-10-03 02:06:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-03 02:06:36,713 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:06:36,713 INFO L411 BasicCegarLoop]: trace histogram [5, 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] [2019-10-03 02:06:36,713 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:06:36,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:36,714 INFO L82 PathProgramCache]: Analyzing trace with hash 263715234, now seen corresponding path program 1 times [2019-10-03 02:06:36,714 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:06:36,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:36,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:06:36,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:36,730 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:06:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:06:37,099 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-03 02:06:37,100 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:06:37,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-03 02:06:37,100 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:06:37,101 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-03 02:06:37,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-03 02:06:37,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-03 02:06:37,103 INFO L87 Difference]: Start difference. First operand 56840 states and 79896 transitions. Second operand 5 states. [2019-10-03 02:06:38,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:06:38,440 INFO L93 Difference]: Finished difference Result 113225 states and 159587 transitions. [2019-10-03 02:06:38,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-03 02:06:38,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 164 [2019-10-03 02:06:38,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:06:39,302 INFO L225 Difference]: With dead ends: 113225 [2019-10-03 02:06:39,302 INFO L226 Difference]: Without dead ends: 113225 [2019-10-03 02:06:39,303 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 [2019-10-03 02:06:39,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113225 states. [2019-10-03 02:06:44,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113225 to 112898. [2019-10-03 02:06:44,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112898 states. [2019-10-03 02:06:45,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112898 states to 112898 states and 159193 transitions. [2019-10-03 02:06:45,692 INFO L78 Accepts]: Start accepts. Automaton has 112898 states and 159193 transitions. Word has length 164 [2019-10-03 02:06:45,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:06:45,693 INFO L475 AbstractCegarLoop]: Abstraction has 112898 states and 159193 transitions. [2019-10-03 02:06:45,693 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-03 02:06:45,693 INFO L276 IsEmpty]: Start isEmpty. Operand 112898 states and 159193 transitions. [2019-10-03 02:06:45,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-10-03 02:06:45,700 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:06:45,701 INFO L411 BasicCegarLoop]: trace histogram [5, 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] [2019-10-03 02:06:45,701 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:06:45,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:45,702 INFO L82 PathProgramCache]: Analyzing trace with hash 1595202026, now seen corresponding path program 1 times [2019-10-03 02:06:45,703 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:06:45,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:45,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:06:45,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:06:45,725 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:06:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:06:46,240 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-10-03 02:06:46,241 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:06:46,241 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:06:46,242 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 178 with the following transitions: [2019-10-03 02:06:46,245 INFO L207 CegarAbsIntRunner]: [670], [676], [677], [682], [909], [910], [1216], [1274], [1280], [1281], [1370], [1371], [2472], [2548], [2551], [2737], [2779], [2781], [2783], [2792], [2800], [2809], [2817], [2839], [2847], [2855], [2864], [2874], [2901], [2905], [2907], [2925], [2928], [3034], [3036], [3037], [3046], [3048], [3049], [3192], [3194], [3196], [3198], [3200], [3202], [3205], [3207], [3209], [3211], [3213], [3362], [3365], [3368], [3525], [3530], [3533], [3536], [3539], [3555], [3557], [3558], [3861], [3864], [3866], [3899], [4027], [4028], [4033], [4034], [4762], [5320], [5376], [5384], [5385], [5386], [5387], [5424], [5425], [5426], [5480], [5481], [5482], [5483], [5534], [5535], [5536], [5537], [5538], [5539], [5540], [5541], [5542], [5543], [5544], [5545], [5546], [5547], [5548], [5549], [5550], [5551], [5552], [5553], [5578], [5579], [5600], [5604], [5704], [5705], [5938], [5939], [5940] [2019-10-03 02:06:46,331 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:06:46,331 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:06:46,504 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:06:46,506 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 259 root evaluator evaluations with a maximum evaluation depth of 0. Performed 259 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 464 variables. [2019-10-03 02:06:46,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:06:46,512 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:06:46,591 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:06:46,592 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:06:46,597 INFO L420 sIntCurrentIteration]: We unified 176 AI predicates to 176 [2019-10-03 02:06:46,598 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:06:46,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:06:46,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2019-10-03 02:06:46,599 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:06:46,600 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:06:46,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:06:46,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:06:46,601 INFO L87 Difference]: Start difference. First operand 112898 states and 159193 transitions. Second operand 2 states. [2019-10-03 02:06:46,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:06:46,602 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:06:46,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:06:46,602 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 177 [2019-10-03 02:06:46,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:06:46,602 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:06:46,602 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:06:46,603 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:06:46,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:06:46,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:06:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:06:46,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:06:46,604 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 177 [2019-10-03 02:06:46,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:06:46,604 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:06:46,604 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:06:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:06:46,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:06:46,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:06:46 BoogieIcfgContainer [2019-10-03 02:06:46,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:06:46,620 INFO L168 Benchmark]: Toolchain (without parser) took 46814.12 ms. Allocated memory was 137.4 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 69.2 MB in the beginning and 633.3 MB in the end (delta: -564.0 MB). Peak memory consumption was 944.9 MB. Max. memory is 7.1 GB. [2019-10-03 02:06:46,622 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 137.4 MB. Free memory was 102.1 MB in the beginning and 101.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-03 02:06:46,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4523.40 ms. Allocated memory was 137.4 MB in the beginning and 288.9 MB in the end (delta: 151.5 MB). Free memory was 69.0 MB in the beginning and 67.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 153.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:06:46,627 INFO L168 Benchmark]: Boogie Preprocessor took 591.53 ms. Allocated memory was 288.9 MB in the beginning and 297.8 MB in the end (delta: 8.9 MB). Free memory was 67.6 MB in the beginning and 192.0 MB in the end (delta: -124.4 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:06:46,629 INFO L168 Benchmark]: RCFGBuilder took 16965.88 ms. Allocated memory was 297.8 MB in the beginning and 553.6 MB in the end (delta: 255.9 MB). Free memory was 192.0 MB in the beginning and 357.3 MB in the end (delta: -165.3 MB). Peak memory consumption was 364.0 MB. Max. memory is 7.1 GB. [2019-10-03 02:06:46,637 INFO L168 Benchmark]: TraceAbstraction took 24722.51 ms. Allocated memory was 553.6 MB in the beginning and 1.6 GB in the end (delta: 1.1 GB). Free memory was 357.3 MB in the beginning and 633.3 MB in the end (delta: -275.9 MB). Peak memory consumption was 816.7 MB. Max. memory is 7.1 GB. [2019-10-03 02:06:46,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 137.4 MB. Free memory was 102.1 MB in the beginning and 101.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4523.40 ms. Allocated memory was 137.4 MB in the beginning and 288.9 MB in the end (delta: 151.5 MB). Free memory was 69.0 MB in the beginning and 67.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 153.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 591.53 ms. Allocated memory was 288.9 MB in the beginning and 297.8 MB in the end (delta: 8.9 MB). Free memory was 67.6 MB in the beginning and 192.0 MB in the end (delta: -124.4 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 16965.88 ms. Allocated memory was 297.8 MB in the beginning and 553.6 MB in the end (delta: 255.9 MB). Free memory was 192.0 MB in the beginning and 357.3 MB in the end (delta: -165.3 MB). Peak memory consumption was 364.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24722.51 ms. Allocated memory was 553.6 MB in the beginning and 1.6 GB in the end (delta: 1.1 GB). Free memory was 357.3 MB in the beginning and 633.3 MB in the end (delta: -275.9 MB). Peak memory consumption was 816.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 11056]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 223 procedures, 2525 locations, 1 error locations. SAFE Result, 24.6s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 6.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 24920 SDtfs, 18326 SDslu, 52262 SDs, 0 SdLazy, 174 SolverSat, 43 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 194 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112898occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 3.3920454545454546 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 13.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 644 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1113 NumberOfCodeBlocks, 1113 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1106 ConstructedInterpolants, 0 QuantifiedInterpolants, 246352 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 1014/1018 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...