./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 899936809f134b7a18a7ac00d293808544b0e96b14603dc5a591cd3e9a61d6b6 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:18:04,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:18:04,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:18:04,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:18:04,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:18:04,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:18:04,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:18:04,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:18:04,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:18:04,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:18:04,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:18:04,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:18:04,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:18:04,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:18:04,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:18:04,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:18:04,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:18:04,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:18:05,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:18:05,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:18:05,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:18:05,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:18:05,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:18:05,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:18:05,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:18:05,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:18:05,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:18:05,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:18:05,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:18:05,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:18:05,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:18:05,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:18:05,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:18:05,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:18:05,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:18:05,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:18:05,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:18:05,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:18:05,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:18:05,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:18:05,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:18:05,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:18:05,036 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:18:05,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:18:05,037 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:18:05,037 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:18:05,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:18:05,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:18:05,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:18:05,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:18:05,039 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:18:05,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:18:05,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:18:05,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:18:05,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:18:05,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:18:05,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:18:05,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:18:05,040 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:18:05,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:18:05,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:18:05,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:18:05,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:18:05,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:18:05,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:18:05,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:18:05,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:18:05,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:18:05,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:18:05,043 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:18:05,043 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:18:05,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:18:05,043 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:18:05,043 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 899936809f134b7a18a7ac00d293808544b0e96b14603dc5a591cd3e9a61d6b6 [2021-12-14 18:18:05,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:18:05,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:18:05,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:18:05,257 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:18:05,258 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:18:05,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2021-12-14 18:18:05,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3311dc28/825d491ee87244c0bf0b04fb5f88e225/FLAG9b29c1939 [2021-12-14 18:18:06,096 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:18:06,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2021-12-14 18:18:06,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3311dc28/825d491ee87244c0bf0b04fb5f88e225/FLAG9b29c1939 [2021-12-14 18:18:06,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3311dc28/825d491ee87244c0bf0b04fb5f88e225 [2021-12-14 18:18:06,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:18:06,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:18:06,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:18:06,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:18:06,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:18:06,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:18:06" (1/1) ... [2021-12-14 18:18:06,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638b1139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:06, skipping insertion in model container [2021-12-14 18:18:06,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:18:06" (1/1) ... [2021-12-14 18:18:06,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:18:06,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:18:09,331 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[478203,478216] [2021-12-14 18:18:09,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:18:09,505 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:18:09,900 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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i[478203,478216] [2021-12-14 18:18:09,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:18:10,324 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:18:10,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10 WrapperNode [2021-12-14 18:18:10,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:18:10,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:18:10,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:18:10,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:18:10,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:10,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:10,816 INFO L137 Inliner]: procedures = 450, calls = 6036, calls flagged for inlining = 203, calls inlined = 184, statements flattened = 11262 [2021-12-14 18:18:10,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:18:10,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:18:10,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:18:10,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:18:10,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:10,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:10,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:10,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:11,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:11,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:11,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:11,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:18:11,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:18:11,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:18:11,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:18:11,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (1/1) ... [2021-12-14 18:18:11,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:18:11,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:18:11,376 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) [2021-12-14 18:18:11,402 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 [2021-12-14 18:18:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-14 18:18:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-14 18:18:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:18:11,424 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:18:11,424 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-14 18:18:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-14 18:18:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_vfta [2021-12-14 18:18:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_vfta [2021-12-14 18:18:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:18:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:18:11,425 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_standby_eeprom [2021-12-14 18:18:11,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_standby_eeprom [2021-12-14 18:18:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_error_detected [2021-12-14 18:18:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_error_detected [2021-12-14 18:18:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-14 18:18:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-14 18:18:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-12-14 18:18:11,426 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-12-14 18:18:11,426 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-14 18:18:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-14 18:18:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-14 18:18:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-14 18:18:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 18:18:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 18:18:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout_task [2021-12-14 18:18:11,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout_task [2021-12-14 18:18:11,427 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_alloc_rx_buffers [2021-12-14 18:18:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_alloc_rx_buffers [2021-12-14 18:18:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure mac_addr_valid [2021-12-14 18:18:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_addr_valid [2021-12-14 18:18:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_add_vid [2021-12-14 18:18:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_add_vid [2021-12-14 18:18:11,428 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_tx_resources [2021-12-14 18:18:11,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_tx_resources [2021-12-14 18:18:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-14 18:18:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-14 18:18:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_features [2021-12-14 18:18:11,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_features [2021-12-14 18:18:11,429 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_multi [2021-12-14 18:18:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_multi [2021-12-14 18:18:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_rar_set [2021-12-14 18:18:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_rar_set [2021-12-14 18:18:11,430 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 18:18:11,430 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 18:18:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-14 18:18:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-14 18:18:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 18:18:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 18:18:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-14 18:18:11,431 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-14 18:18:11,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:18:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 18:18:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 18:18:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_eeprom_checksum [2021-12-14 18:18:11,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_eeprom_checksum [2021-12-14 18:18:11,432 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:18:11,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:18:11,433 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_netpoll [2021-12-14 18:18:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_netpoll [2021-12-14 18:18:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-14 18:18:11,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-14 18:18:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:18:11,434 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_raise_clock [2021-12-14 18:18:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_raise_clock [2021-12-14 18:18:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_eeprom [2021-12-14 18:18:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_eeprom [2021-12-14 18:18:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-14 18:18:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-14 18:18:11,435 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_identify_xpak_vendor [2021-12-14 18:18:11,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_identify_xpak_vendor [2021-12-14 18:18:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:18:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_mac_reset [2021-12-14 18:18:11,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_mac_reset [2021-12-14 18:18:11,436 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-14 18:18:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-14 18:18:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_eeprom [2021-12-14 18:18:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_eeprom [2021-12-14 18:18:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:18:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_free_rx_resources [2021-12-14 18:18:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_free_rx_resources [2021-12-14 18:18:11,437 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-14 18:18:11,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-14 18:18:11,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-12-14 18:18:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-12-14 18:18:11,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:18:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:18:11,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-14 18:18:11,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-14 18:18:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-14 18:18:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-14 18:18:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_regs_len [2021-12-14 18:18:11,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_regs_len [2021-12-14 18:18:11,439 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-14 18:18:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-14 18:18:11,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-14 18:18:11,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-14 18:18:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_read_phy_reg [2021-12-14 18:18:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_read_phy_reg [2021-12-14 18:18:11,441 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_for_link [2021-12-14 18:18:11,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_for_link [2021-12-14 18:18:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:18:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:18:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_validate_option [2021-12-14 18:18:11,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_validate_option [2021-12-14 18:18:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:18:11,442 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-14 18:18:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-14 18:18:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:18:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-14 18:18:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-14 18:18:11,443 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:18:11,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:18:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:18:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-14 18:18:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-14 18:18:11,444 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_lower_clock [2021-12-14 18:18:11,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_lower_clock [2021-12-14 18:18:11,445 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_reset [2021-12-14 18:18:11,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_reset [2021-12-14 18:18:11,447 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-14 18:18:11,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-14 18:18:11,447 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_len [2021-12-14 18:18:11,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_len [2021-12-14 18:18:11,449 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_up [2021-12-14 18:18:11,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_up [2021-12-14 18:18:11,449 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_irq_enable [2021-12-14 18:18:11,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_irq_enable [2021-12-14 18:18:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-14 18:18:11,455 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-14 18:18:11,455 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:18:11,455 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:18:11,455 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_tx_resources [2021-12-14 18:18:11,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_tx_resources [2021-12-14 18:18:11,455 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_maybe_stop_tx [2021-12-14 18:18:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_maybe_stop_tx [2021-12-14 18:18:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_intr [2021-12-14 18:18:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_intr [2021-12-14 18:18:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 18:18:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 18:18:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 18:18:11,456 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 18:18:11,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:18:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:18:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-14 18:18:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-14 18:18:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 18:18:11,457 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 18:18:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:18:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:18:11,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:18:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:18:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 18:18:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-14 18:18:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-14 18:18:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-14 18:18:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-14 18:18:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-14 18:18:11,458 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_update_stats [2021-12-14 18:18:11,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_update_stats [2021-12-14 18:18:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2021-12-14 18:18:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2021-12-14 18:18:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:18:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:18:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_check_and_get_eeprom_data [2021-12-14 18:18:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_check_and_get_eeprom_data [2021-12-14 18:18:11,459 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-14 18:18:11,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-14 18:18:11,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:18:11,460 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:18:11,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:18:11,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:18:11,460 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-14 18:18:11,460 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-14 18:18:11,460 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-14 18:18:11,460 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-14 18:18:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-14 18:18:11,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-14 18:18:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-14 18:18:11,461 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-14 18:18:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:18:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-14 18:18:11,461 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-14 18:18:11,461 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-14 18:18:11,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-14 18:18:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:18:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_vlan_rx_kill_vid [2021-12-14 18:18:11,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_vlan_rx_kill_vid [2021-12-14 18:18:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-14 18:18:11,462 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-14 18:18:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:18:11,462 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_change_mtu [2021-12-14 18:18:11,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_change_mtu [2021-12-14 18:18:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-14 18:18:11,463 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-14 18:18:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-14 18:18:11,463 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-14 18:18:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-14 18:18:11,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-14 18:18:11,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-14 18:18:11,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-14 18:18:11,464 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_link_reset [2021-12-14 18:18:11,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_link_reset [2021-12-14 18:18:11,464 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_speed_duplex [2021-12-14 18:18:11,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_speed_duplex [2021-12-14 18:18:11,464 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_fix_features [2021-12-14 18:18:11,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_fix_features [2021-12-14 18:18:11,464 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-14 18:18:11,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-14 18:18:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-14 18:18:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-14 18:18:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-14 18:18:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-14 18:18:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_io_slot_reset [2021-12-14 18:18:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_io_slot_reset [2021-12-14 18:18:11,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-12-14 18:18:11,465 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-12-14 18:18:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 18:18:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 18:18:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_unmap_and_free_tx_resource [2021-12-14 18:18:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_unmap_and_free_tx_resource [2021-12-14 18:18:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-14 18:18:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-14 18:18:11,466 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:18:11,466 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:18:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_set_mac [2021-12-14 18:18:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_set_mac [2021-12-14 18:18:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:18:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_eeprom [2021-12-14 18:18:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_eeprom [2021-12-14 18:18:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:18:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:18:11,467 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_write_phy_reg [2021-12-14 18:18:11,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_write_phy_reg [2021-12-14 18:18:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_ee_mac_addr [2021-12-14 18:18:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_ee_mac_addr [2021-12-14 18:18:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:18:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:18:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-14 18:18:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-14 18:18:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-12-14 18:18:11,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-12-14 18:18:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_tx_ring [2021-12-14 18:18:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_tx_ring [2021-12-14 18:18:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-12-14 18:18:11,469 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-12-14 18:18:11,470 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-14 18:18:11,472 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-14 18:18:11,473 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_clean_rx_ring [2021-12-14 18:18:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_clean_rx_ring [2021-12-14 18:18:11,473 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_shift_out_bits [2021-12-14 18:18:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_shift_out_bits [2021-12-14 18:18:11,473 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_down [2021-12-14 18:18:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_down [2021-12-14 18:18:11,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-14 18:18:11,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-14 18:18:11,474 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_tx_timeout [2021-12-14 18:18:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_tx_timeout [2021-12-14 18:18:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_setup_rx_resources [2021-12-14 18:18:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_setup_rx_resources [2021-12-14 18:18:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-14 18:18:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-14 18:18:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 18:18:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-14 18:18:11,475 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_stats [2021-12-14 18:18:11,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_stats [2021-12-14 18:18:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-12-14 18:18:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-12-14 18:18:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-14 18:18:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-14 18:18:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:18:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-14 18:18:11,476 INFO L130 BoogieDeclarations]: Found specification of procedure ixgb_get_eeprom_data [2021-12-14 18:18:11,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ixgb_get_eeprom_data [2021-12-14 18:18:12,551 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:18:12,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:18:12,821 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:18:40,340 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:18:40,397 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:18:40,397 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 18:18:40,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:18:40 BoogieIcfgContainer [2021-12-14 18:18:40,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:18:40,405 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:18:40,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:18:40,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:18:40,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:18:06" (1/3) ... [2021-12-14 18:18:40,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@173ea6a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:18:40, skipping insertion in model container [2021-12-14 18:18:40,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:18:10" (2/3) ... [2021-12-14 18:18:40,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@173ea6a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:18:40, skipping insertion in model container [2021-12-14 18:18:40,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:18:40" (3/3) ... [2021-12-14 18:18:40,410 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--ixgb--ixgb.ko-entry_point.cil.out.i [2021-12-14 18:18:40,420 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:18:40,421 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:18:40,478 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:18:40,483 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 18:18:40,483 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:18:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand has 3096 states, 2096 states have (on average 1.3005725190839694) internal successors, (2726), 2129 states have internal predecessors, (2726), 871 states have call successors, (871), 128 states have call predecessors, (871), 127 states have return successors, (862), 858 states have call predecessors, (862), 862 states have call successors, (862) [2021-12-14 18:18:40,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-12-14 18:18:40,565 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:18:40,565 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:18:40,566 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:18:40,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:18:40,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1608542857, now seen corresponding path program 1 times [2021-12-14 18:18:40,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:18:40,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256989699] [2021-12-14 18:18:40,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:18:40,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:18:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:18:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:18:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:18:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:18:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:18:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:18:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-14 18:18:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-14 18:18:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-14 18:18:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-14 18:18:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-14 18:18:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-14 18:18:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-14 18:18:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-14 18:18:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:18:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 18:18:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:18:41,735 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-14 18:18:41,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:18:41,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256989699] [2021-12-14 18:18:41,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256989699] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:18:41,737 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:18:41,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:18:41,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676123012] [2021-12-14 18:18:41,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:18:41,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:18:41,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:18:41,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:18:41,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:18:41,778 INFO L87 Difference]: Start difference. First operand has 3096 states, 2096 states have (on average 1.3005725190839694) internal successors, (2726), 2129 states have internal predecessors, (2726), 871 states have call successors, (871), 128 states have call predecessors, (871), 127 states have return successors, (862), 858 states have call predecessors, (862), 862 states have call successors, (862) Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-14 18:18:53,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:18:55,678 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:18:57,711 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:19:04,301 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:19:06,330 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:19:08,362 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []