/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 21:14:38,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 21:14:38,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 21:14:38,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 21:14:38,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 21:14:38,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 21:14:38,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 21:14:38,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 21:14:38,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 21:14:38,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 21:14:38,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 21:14:38,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 21:14:38,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 21:14:38,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 21:14:38,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 21:14:38,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 21:14:38,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 21:14:38,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 21:14:38,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 21:14:38,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 21:14:38,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 21:14:38,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 21:14:38,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 21:14:38,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 21:14:38,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 21:14:38,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 21:14:38,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 21:14:38,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 21:14:38,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 21:14:38,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 21:14:38,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 21:14:38,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 21:14:38,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 21:14:38,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 21:14:38,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 21:14:38,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 21:14:38,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 21:14:38,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 21:14:38,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 21:14:38,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 21:14:38,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 21:14:38,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 21:14:38,513 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 21:14:38,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 21:14:38,514 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 21:14:38,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 21:14:38,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 21:14:38,518 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 21:14:38,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 21:14:38,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 21:14:38,522 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 21:14:38,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 21:14:38,524 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 21:14:38,524 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 21:14:38,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 21:14:38,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 21:14:38,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 21:14:38,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 21:14:38,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 21:14:38,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 21:14:38,527 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 21:14:38,527 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 21:14:38,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 21:14:38,528 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 21:14:38,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 21:14:38,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 21:14:38,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 21:14:38,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 21:14:38,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:14:38,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 21:14:38,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 21:14:38,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 21:14:38,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 21:14:38,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 21:14:38,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 21:14:38,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 21:14:39,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 21:14:39,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 21:14:39,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 21:14:39,084 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 21:14:39,085 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 21:14:39,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-10-15 21:14:39,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e56cc8de/49d60a53e6a947818f45bca8bed50c8e/FLAG11a5c5f9e [2022-10-15 21:14:40,772 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 21:14:40,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-10-15 21:14:40,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e56cc8de/49d60a53e6a947818f45bca8bed50c8e/FLAG11a5c5f9e [2022-10-15 21:14:40,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e56cc8de/49d60a53e6a947818f45bca8bed50c8e [2022-10-15 21:14:40,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 21:14:40,905 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 21:14:40,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 21:14:40,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 21:14:40,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 21:14:40,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:14:40" (1/1) ... [2022-10-15 21:14:40,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@285cfeaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:40, skipping insertion in model container [2022-10-15 21:14:40,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:14:40" (1/1) ... [2022-10-15 21:14:40,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 21:14:41,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 21:14:44,182 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2022-10-15 21:14:47,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:14:48,168 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 21:14:48,396 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i[210062,210075] [2022-10-15 21:14:49,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 21:14:49,883 INFO L208 MainTranslator]: Completed translation [2022-10-15 21:14:49,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49 WrapperNode [2022-10-15 21:14:49,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 21:14:49,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 21:14:49,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 21:14:49,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 21:14:49,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:50,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:50,597 INFO L138 Inliner]: procedures = 558, calls = 5013, calls flagged for inlining = 278, calls inlined = 217, statements flattened = 9132 [2022-10-15 21:14:50,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 21:14:50,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 21:14:50,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 21:14:50,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 21:14:50,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:50,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:50,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:50,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:50,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:50,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:51,089 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:51,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:51,227 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 21:14:51,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 21:14:51,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 21:14:51,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 21:14:51,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (1/1) ... [2022-10-15 21:14:51,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 21:14:51,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 21:14:51,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 21:14:51,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 21:14:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-10-15 21:14:51,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-10-15 21:14:51,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-10-15 21:14:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-10-15 21:14:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-15 21:14:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-15 21:14:51,366 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2022-10-15 21:14:51,366 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2022-10-15 21:14:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2022-10-15 21:14:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2022-10-15 21:14:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-15 21:14:51,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-15 21:14:51,367 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2022-10-15 21:14:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2022-10-15 21:14:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2022-10-15 21:14:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2022-10-15 21:14:51,368 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-15 21:14:51,368 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-15 21:14:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2022-10-15 21:14:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2022-10-15 21:14:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2022-10-15 21:14:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2022-10-15 21:14:51,369 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2022-10-15 21:14:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2022-10-15 21:14:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-15 21:14:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-15 21:14:51,370 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-10-15 21:14:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-10-15 21:14:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-15 21:14:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-15 21:14:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2022-10-15 21:14:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2022-10-15 21:14:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2022-10-15 21:14:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2022-10-15 21:14:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-15 21:14:51,372 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-15 21:14:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2022-10-15 21:14:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2022-10-15 21:14:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-10-15 21:14:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-10-15 21:14:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-10-15 21:14:51,373 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-10-15 21:14:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-10-15 21:14:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-10-15 21:14:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-10-15 21:14:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-10-15 21:14:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-15 21:14:51,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-15 21:14:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-15 21:14:51,375 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-15 21:14:51,375 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2022-10-15 21:14:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2022-10-15 21:14:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-15 21:14:51,376 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-15 21:14:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-10-15 21:14:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2022-10-15 21:14:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2022-10-15 21:14:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-15 21:14:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-15 21:14:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-15 21:14:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-15 21:14:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2022-10-15 21:14:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2022-10-15 21:14:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 21:14:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-10-15 21:14:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-10-15 21:14:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-10-15 21:14:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-10-15 21:14:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2022-10-15 21:14:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2022-10-15 21:14:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-15 21:14:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-15 21:14:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-10-15 21:14:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-10-15 21:14:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-15 21:14:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-15 21:14:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-15 21:14:51,383 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-15 21:14:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-15 21:14:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-15 21:14:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2022-10-15 21:14:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2022-10-15 21:14:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2022-10-15 21:14:51,384 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2022-10-15 21:14:51,384 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-15 21:14:51,385 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-15 21:14:51,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-15 21:14:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-15 21:14:51,386 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-15 21:14:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-15 21:14:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-10-15 21:14:51,386 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-10-15 21:14:51,386 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2022-10-15 21:14:51,387 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2022-10-15 21:14:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 21:14:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-15 21:14:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-15 21:14:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2022-10-15 21:14:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2022-10-15 21:14:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-15 21:14:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-15 21:14:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2022-10-15 21:14:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2022-10-15 21:14:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-10-15 21:14:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-10-15 21:14:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-10-15 21:14:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-10-15 21:14:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-10-15 21:14:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-10-15 21:14:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-10-15 21:14:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-10-15 21:14:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-15 21:14:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-15 21:14:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2022-10-15 21:14:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2022-10-15 21:14:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-15 21:14:51,390 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-15 21:14:51,390 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-10-15 21:14:51,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-10-15 21:14:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-10-15 21:14:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-10-15 21:14:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-15 21:14:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2022-10-15 21:14:51,394 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2022-10-15 21:14:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-10-15 21:14:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-10-15 21:14:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 21:14:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2022-10-15 21:14:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2022-10-15 21:14:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2022-10-15 21:14:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2022-10-15 21:14:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2022-10-15 21:14:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2022-10-15 21:14:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2022-10-15 21:14:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2022-10-15 21:14:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-15 21:14:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-15 21:14:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-15 21:14:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-15 21:14:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-10-15 21:14:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-10-15 21:14:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2022-10-15 21:14:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2022-10-15 21:14:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-15 21:14:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-15 21:14:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2022-10-15 21:14:51,397 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2022-10-15 21:14:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2022-10-15 21:14:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2022-10-15 21:14:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-10-15 21:14:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-10-15 21:14:51,398 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2022-10-15 21:14:51,398 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2022-10-15 21:14:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-10-15 21:14:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-10-15 21:14:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-10-15 21:14:51,399 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-10-15 21:14:51,399 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-15 21:14:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-15 21:14:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2022-10-15 21:14:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2022-10-15 21:14:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2022-10-15 21:14:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2022-10-15 21:14:51,400 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2022-10-15 21:14:51,400 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2022-10-15 21:14:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-10-15 21:14:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-10-15 21:14:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-15 21:14:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-15 21:14:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2022-10-15 21:14:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2022-10-15 21:14:51,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 21:14:51,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 21:14:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2022-10-15 21:14:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2022-10-15 21:14:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-15 21:14:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-15 21:14:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-15 21:14:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-15 21:14:51,402 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2022-10-15 21:14:51,402 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2022-10-15 21:14:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2022-10-15 21:14:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2022-10-15 21:14:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-15 21:14:51,403 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-15 21:14:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-15 21:14:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-15 21:14:51,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-15 21:14:51,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-15 21:14:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2022-10-15 21:14:51,404 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2022-10-15 21:14:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-15 21:14:51,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-10-15 21:14:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-10-15 21:14:51,404 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-10-15 21:14:51,404 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-10-15 21:14:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-10-15 21:14:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-10-15 21:14:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-10-15 21:14:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2022-10-15 21:14:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2022-10-15 21:14:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-10-15 21:14:51,405 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-10-15 21:14:51,405 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2022-10-15 21:14:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2022-10-15 21:14:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2022-10-15 21:14:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2022-10-15 21:14:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-10-15 21:14:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2022-10-15 21:14:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2022-10-15 21:14:51,406 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-10-15 21:14:51,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-10-15 21:14:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-10-15 21:14:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-10-15 21:14:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2022-10-15 21:14:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2022-10-15 21:14:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2022-10-15 21:14:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2022-10-15 21:14:51,407 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2022-10-15 21:14:51,407 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2022-10-15 21:14:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-10-15 21:14:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-10-15 21:14:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2022-10-15 21:14:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2022-10-15 21:14:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2022-10-15 21:14:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2022-10-15 21:14:51,408 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2022-10-15 21:14:51,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2022-10-15 21:14:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-15 21:14:51,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-15 21:14:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-15 21:14:51,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-15 21:14:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2022-10-15 21:14:51,409 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2022-10-15 21:14:51,409 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-10-15 21:14:51,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-10-15 21:14:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-15 21:14:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-15 21:14:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-10-15 21:14:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-10-15 21:14:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-10-15 21:14:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-10-15 21:14:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 21:14:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 21:14:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-10-15 21:14:51,411 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-10-15 21:14:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2022-10-15 21:14:51,411 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2022-10-15 21:14:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-10-15 21:14:51,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-10-15 21:14:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-10-15 21:14:51,413 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-10-15 21:14:51,417 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2022-10-15 21:14:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2022-10-15 21:14:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2022-10-15 21:14:51,423 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2022-10-15 21:14:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2022-10-15 21:14:51,423 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2022-10-15 21:14:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-10-15 21:14:51,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-10-15 21:14:51,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-10-15 21:14:51,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-10-15 21:14:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 21:14:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-15 21:14:51,426 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-15 21:14:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-15 21:14:51,426 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-15 21:14:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-15 21:14:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-15 21:14:51,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-15 21:14:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-15 21:14:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2022-10-15 21:14:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2022-10-15 21:14:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-10-15 21:14:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-10-15 21:14:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2022-10-15 21:14:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2022-10-15 21:14:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-15 21:14:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-15 21:14:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2022-10-15 21:14:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2022-10-15 21:14:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-10-15 21:14:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-10-15 21:14:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-15 21:14:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-15 21:14:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2022-10-15 21:14:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2022-10-15 21:14:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2022-10-15 21:14:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2022-10-15 21:14:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2022-10-15 21:14:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2022-10-15 21:14:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2022-10-15 21:14:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2022-10-15 21:14:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-15 21:14:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-15 21:14:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2022-10-15 21:14:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2022-10-15 21:14:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-15 21:14:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-15 21:14:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-10-15 21:14:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-10-15 21:14:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-10-15 21:14:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-10-15 21:14:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-10-15 21:14:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-10-15 21:14:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-15 21:14:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-15 21:14:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-10-15 21:14:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-10-15 21:14:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2022-10-15 21:14:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2022-10-15 21:14:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-10-15 21:14:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-10-15 21:14:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-15 21:14:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-15 21:14:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-15 21:14:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-15 21:14:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 21:14:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-10-15 21:14:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-10-15 21:14:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2022-10-15 21:14:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2022-10-15 21:14:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-10-15 21:14:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-10-15 21:14:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-15 21:14:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-15 21:14:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2022-10-15 21:14:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2022-10-15 21:14:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-15 21:14:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-15 21:14:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-15 21:14:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-15 21:14:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2022-10-15 21:14:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2022-10-15 21:14:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-10-15 21:14:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-10-15 21:14:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-10-15 21:14:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-10-15 21:14:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-10-15 21:14:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-10-15 21:14:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-10-15 21:14:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-10-15 21:14:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2022-10-15 21:14:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2022-10-15 21:14:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-10-15 21:14:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-10-15 21:14:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-15 21:14:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-15 21:14:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2022-10-15 21:14:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2022-10-15 21:14:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-15 21:14:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-10-15 21:14:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2022-10-15 21:14:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2022-10-15 21:14:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-10-15 21:14:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-10-15 21:14:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-15 21:14:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-15 21:14:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-10-15 21:14:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-10-15 21:14:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2022-10-15 21:14:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2022-10-15 21:14:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 21:14:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2022-10-15 21:14:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2022-10-15 21:14:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2022-10-15 21:14:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2022-10-15 21:14:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2022-10-15 21:14:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2022-10-15 21:14:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-15 21:14:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-15 21:14:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-10-15 21:14:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2022-10-15 21:14:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2022-10-15 21:14:53,021 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 21:14:53,032 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 21:14:53,171 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-15 21:15:22,815 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 21:15:22,849 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 21:15:22,850 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-15 21:15:22,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:15:22 BoogieIcfgContainer [2022-10-15 21:15:22,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 21:15:22,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 21:15:22,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 21:15:22,866 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 21:15:22,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 09:14:40" (1/3) ... [2022-10-15 21:15:22,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@127cec04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:15:22, skipping insertion in model container [2022-10-15 21:15:22,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:14:49" (2/3) ... [2022-10-15 21:15:22,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@127cec04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 09:15:22, skipping insertion in model container [2022-10-15 21:15:22,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 09:15:22" (3/3) ... [2022-10-15 21:15:22,869 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--marvell--sky2.ko-entry_point.cil.out.i [2022-10-15 21:15:22,895 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 21:15:22,895 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 252 error locations. [2022-10-15 21:15:23,052 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 21:15:23,063 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@201f35df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 21:15:23,063 INFO L358 AbstractCegarLoop]: Starting to check reachability of 252 error locations. [2022-10-15 21:15:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand has 3893 states, 2574 states have (on average 1.4467754467754468) internal successors, (3724), 2913 states have internal predecessors, (3724), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) [2022-10-15 21:15:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-15 21:15:23,106 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 21:15:23,107 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-15 21:15:23,108 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [sky2_all_upErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_all_upErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, sky2_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 249 more)] === [2022-10-15 21:15:23,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 21:15:23,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1960583711, now seen corresponding path program 1 times [2022-10-15 21:15:23,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 21:15:23,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825493054] [2022-10-15 21:15:23,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 21:15:23,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 21:15:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-15 21:15:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-15 21:15:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-15 21:15:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-15 21:15:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-10-15 21:15:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-10-15 21:15:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-10-15 21:15:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-10-15 21:15:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-15 21:15:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-10-15 21:15:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-10-15 21:15:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-10-15 21:15:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:24,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-10-15 21:15:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:25,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-15 21:15:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 21:15:25,030 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-10-15 21:15:25,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 21:15:25,031 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825493054] [2022-10-15 21:15:25,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825493054] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 21:15:25,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 21:15:25,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-15 21:15:25,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278156761] [2022-10-15 21:15:25,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 21:15:25,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-15 21:15:25,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 21:15:25,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-15 21:15:25,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-15 21:15:25,106 INFO L87 Difference]: Start difference. First operand has 3893 states, 2574 states have (on average 1.4467754467754468) internal successors, (3724), 2913 states have internal predecessors, (3724), 891 states have call successors, (891), 177 states have call predecessors, (891), 176 states have return successors, (879), 858 states have call predecessors, (879), 879 states have call successors, (879) Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14)