./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1cfa724a0e5488a49a255704f489ef5170fce458d5f4c6e72fccac09d818b317 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 17:51:14,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 17:51:14,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 17:51:14,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 17:51:14,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 17:51:14,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 17:51:14,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 17:51:14,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 17:51:14,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 17:51:14,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 17:51:14,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 17:51:14,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 17:51:14,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 17:51:14,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 17:51:14,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 17:51:14,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 17:51:14,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 17:51:14,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 17:51:14,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 17:51:14,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 17:51:14,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 17:51:14,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 17:51:14,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 17:51:14,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 17:51:14,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 17:51:14,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 17:51:14,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 17:51:14,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 17:51:14,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 17:51:14,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 17:51:14,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 17:51:14,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 17:51:14,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 17:51:14,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 17:51:14,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 17:51:14,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 17:51:14,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 17:51:14,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 17:51:14,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 17:51:14,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 17:51:14,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 17:51:14,164 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 17:51:14,192 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 17:51:14,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 17:51:14,193 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 17:51:14,193 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 17:51:14,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 17:51:14,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 17:51:14,194 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 17:51:14,195 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 17:51:14,195 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 17:51:14,195 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 17:51:14,195 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 17:51:14,196 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 17:51:14,196 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 17:51:14,196 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 17:51:14,196 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 17:51:14,197 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 17:51:14,197 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 17:51:14,197 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 17:51:14,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 17:51:14,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 17:51:14,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 17:51:14,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 17:51:14,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 17:51:14,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 17:51:14,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 17:51:14,200 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 17:51:14,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 17:51:14,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 17:51:14,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 17:51:14,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:51:14,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 17:51:14,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 17:51:14,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 17:51:14,201 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 17:51:14,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 17:51:14,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 17:51:14,202 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 17:51:14,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 17:51:14,203 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cfa724a0e5488a49a255704f489ef5170fce458d5f4c6e72fccac09d818b317 [2021-11-25 17:51:14,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 17:51:14,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 17:51:14,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 17:51:14,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 17:51:14,524 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 17:51:14,526 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-11-25 17:51:14,586 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/data/6ef60a337/414b8c9ade82449bbc1bfd566d183737/FLAGfe2d87c39 [2021-11-25 17:51:15,720 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 17:51:15,721 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-11-25 17:51:15,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/data/6ef60a337/414b8c9ade82449bbc1bfd566d183737/FLAGfe2d87c39 [2021-11-25 17:51:15,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/data/6ef60a337/414b8c9ade82449bbc1bfd566d183737 [2021-11-25 17:51:15,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 17:51:15,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 17:51:15,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 17:51:15,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 17:51:15,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 17:51:15,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:51:15" (1/1) ... [2021-11-25 17:51:15,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d393424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:15, skipping insertion in model container [2021-11-25 17:51:15,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:51:15" (1/1) ... [2021-11-25 17:51:15,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 17:51:16,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 17:51:22,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522832,522845] [2021-11-25 17:51:22,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522979,522992] [2021-11-25 17:51:22,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523118,523131] [2021-11-25 17:51:22,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523276,523289] [2021-11-25 17:51:22,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:51:22,663 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 17:51:23,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522832,522845] [2021-11-25 17:51:23,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[522979,522992] [2021-11-25 17:51:23,663 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523118,523131] [2021-11-25 17:51:23,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[523276,523289] [2021-11-25 17:51:23,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 17:51:24,248 INFO L208 MainTranslator]: Completed translation [2021-11-25 17:51:24,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24 WrapperNode [2021-11-25 17:51:24,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 17:51:24,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 17:51:24,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 17:51:24,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 17:51:24,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:24,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:24,939 INFO L137 Inliner]: procedures = 663, calls = 4929, calls flagged for inlining = 350, calls inlined = 347, statements flattened = 12888 [2021-11-25 17:51:24,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 17:51:24,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 17:51:24,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 17:51:24,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 17:51:24,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:24,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:25,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:25,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:25,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:25,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:25,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:25,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 17:51:25,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 17:51:25,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 17:51:25,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 17:51:25,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (1/1) ... [2021-11-25 17:51:25,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 17:51:25,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 17:51:25,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 17:51:25,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d05f199-a3af-4aed-b2a3-791c0b9a9062/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 17:51:25,964 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2021-11-25 17:51:25,964 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2021-11-25 17:51:25,965 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-25 17:51:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-25 17:51:25,965 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2021-11-25 17:51:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2021-11-25 17:51:25,965 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2021-11-25 17:51:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2021-11-25 17:51:25,965 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 17:51:25,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 17:51:25,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 17:51:25,966 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 17:51:25,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-11-25 17:51:25,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-11-25 17:51:25,966 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2021-11-25 17:51:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2021-11-25 17:51:25,967 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2021-11-25 17:51:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2021-11-25 17:51:25,967 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2021-11-25 17:51:25,967 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2021-11-25 17:51:25,968 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2021-11-25 17:51:25,968 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2021-11-25 17:51:25,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 17:51:25,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 17:51:25,968 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2021-11-25 17:51:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2021-11-25 17:51:25,969 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 17:51:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 17:51:25,969 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2021-11-25 17:51:25,969 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2021-11-25 17:51:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2021-11-25 17:51:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2021-11-25 17:51:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2021-11-25 17:51:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2021-11-25 17:51:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2021-11-25 17:51:25,971 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2021-11-25 17:51:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2021-11-25 17:51:25,971 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2021-11-25 17:51:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2021-11-25 17:51:25,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2021-11-25 17:51:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2021-11-25 17:51:25,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2021-11-25 17:51:25,972 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-25 17:51:25,972 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-25 17:51:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2021-11-25 17:51:25,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2021-11-25 17:51:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2021-11-25 17:51:25,973 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2021-11-25 17:51:25,973 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 17:51:25,974 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 17:51:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 17:51:25,974 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 17:51:25,974 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2021-11-25 17:51:25,974 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2021-11-25 17:51:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-25 17:51:25,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-25 17:51:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2021-11-25 17:51:25,975 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2021-11-25 17:51:25,975 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 17:51:25,976 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 17:51:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2021-11-25 17:51:25,976 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2021-11-25 17:51:25,976 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2021-11-25 17:51:25,977 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2021-11-25 17:51:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 17:51:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2021-11-25 17:51:25,977 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2021-11-25 17:51:25,977 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2021-11-25 17:51:25,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2021-11-25 17:51:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 17:51:25,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 17:51:25,978 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 17:51:25,979 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 17:51:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-25 17:51:25,979 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-25 17:51:25,979 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 17:51:25,979 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 17:51:25,980 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 17:51:25,980 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 17:51:25,980 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-11-25 17:51:25,980 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-11-25 17:51:25,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 17:51:25,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 17:51:25,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 17:51:25,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 17:51:25,981 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2021-11-25 17:51:25,981 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2021-11-25 17:51:25,982 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-25 17:51:25,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-25 17:51:25,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 17:51:25,982 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2021-11-25 17:51:25,983 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2021-11-25 17:51:25,983 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2021-11-25 17:51:25,983 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2021-11-25 17:51:25,983 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2021-11-25 17:51:25,983 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2021-11-25 17:51:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2021-11-25 17:51:25,984 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2021-11-25 17:51:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2021-11-25 17:51:25,984 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2021-11-25 17:51:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-11-25 17:51:25,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-11-25 17:51:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-25 17:51:25,985 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-25 17:51:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2021-11-25 17:51:25,985 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2021-11-25 17:51:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2021-11-25 17:51:25,986 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2021-11-25 17:51:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 17:51:25,986 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 17:51:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 17:51:25,987 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 17:51:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2021-11-25 17:51:25,987 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2021-11-25 17:51:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2021-11-25 17:51:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2021-11-25 17:51:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-11-25 17:51:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-11-25 17:51:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2021-11-25 17:51:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2021-11-25 17:51:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-25 17:51:25,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-25 17:51:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 17:51:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-25 17:51:25,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-25 17:51:25,989 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2021-11-25 17:51:25,990 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2021-11-25 17:51:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 17:51:25,990 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 17:51:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 17:51:25,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 17:51:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 17:51:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2021-11-25 17:51:25,990 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2021-11-25 17:51:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 17:51:25,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 17:51:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 17:51:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 17:51:25,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 17:51:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2021-11-25 17:51:25,991 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2021-11-25 17:51:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 17:51:25,991 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 17:51:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-25 17:51:25,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-25 17:51:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-25 17:51:25,992 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-25 17:51:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-25 17:51:25,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-25 17:51:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2021-11-25 17:51:25,992 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2021-11-25 17:51:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 17:51:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 17:51:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-25 17:51:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-25 17:51:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-25 17:51:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-25 17:51:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 17:51:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 17:51:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2021-11-25 17:51:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2021-11-25 17:51:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-25 17:51:25,994 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-25 17:51:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2021-11-25 17:51:25,994 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2021-11-25 17:51:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-11-25 17:51:25,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-11-25 17:51:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2021-11-25 17:51:25,994 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2021-11-25 17:51:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 17:51:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-25 17:51:25,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-25 17:51:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-25 17:51:25,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-25 17:51:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2021-11-25 17:51:25,995 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2021-11-25 17:51:25,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-25 17:51:25,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-25 17:51:25,996 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2021-11-25 17:51:25,996 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2021-11-25 17:51:25,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 17:51:25,996 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-25 17:51:25,996 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-25 17:51:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2021-11-25 17:51:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2021-11-25 17:51:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 17:51:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 17:51:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 17:51:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 17:51:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 17:51:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2021-11-25 17:51:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2021-11-25 17:51:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 17:51:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 17:51:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 17:51:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-25 17:51:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-25 17:51:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-11-25 17:51:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-11-25 17:51:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 17:51:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 17:51:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2021-11-25 17:51:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2021-11-25 17:51:25,999 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2021-11-25 17:51:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2021-11-25 17:51:26,000 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2021-11-25 17:51:26,000 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2021-11-25 17:51:26,000 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 17:51:26,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 17:51:26,000 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2021-11-25 17:51:26,000 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2021-11-25 17:51:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-11-25 17:51:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-11-25 17:51:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2021-11-25 17:51:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2021-11-25 17:51:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-25 17:51:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-25 17:51:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-25 17:51:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-25 17:51:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-25 17:51:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-25 17:51:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 17:51:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 17:51:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2021-11-25 17:51:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2021-11-25 17:51:26,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-25 17:51:26,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-25 17:51:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2021-11-25 17:51:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2021-11-25 17:51:26,008 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-25 17:51:26,008 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-25 17:51:26,009 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2021-11-25 17:51:26,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2021-11-25 17:51:26,010 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 17:51:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 17:51:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2021-11-25 17:51:26,015 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2021-11-25 17:51:26,015 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-25 17:51:26,016 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-25 17:51:26,017 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2021-11-25 17:51:26,017 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2021-11-25 17:51:26,018 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2021-11-25 17:51:26,018 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2021-11-25 17:51:26,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 17:51:26,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 17:51:26,026 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-11-25 17:51:26,026 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-11-25 17:51:26,026 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-25 17:51:26,026 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-25 17:51:26,027 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-25 17:51:26,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-25 17:51:26,028 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2021-11-25 17:51:26,029 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2021-11-25 17:51:26,029 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2021-11-25 17:51:26,029 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2021-11-25 17:51:26,029 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2021-11-25 17:51:26,029 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2021-11-25 17:51:26,030 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2021-11-25 17:51:26,030 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2021-11-25 17:51:26,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 17:51:26,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 17:51:26,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 17:51:26,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 17:51:26,031 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2021-11-25 17:51:26,031 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2021-11-25 17:51:26,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 17:51:26,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 17:51:26,031 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-25 17:51:26,032 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-25 17:51:26,032 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2021-11-25 17:51:26,033 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2021-11-25 17:51:26,033 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2021-11-25 17:51:26,033 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2021-11-25 17:51:26,033 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-25 17:51:26,033 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-25 17:51:26,034 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 17:51:26,034 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 17:51:26,034 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-25 17:51:26,034 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-25 17:51:26,034 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-25 17:51:26,034 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-25 17:51:26,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-25 17:51:26,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-25 17:51:26,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-25 17:51:26,035 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2021-11-25 17:51:26,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2021-11-25 17:51:26,036 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-25 17:51:26,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-25 17:51:26,036 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-25 17:51:26,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-25 17:51:26,036 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-25 17:51:26,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-25 17:51:26,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 17:51:26,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 17:51:26,037 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2021-11-25 17:51:26,037 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2021-11-25 17:51:26,037 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-25 17:51:26,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-25 17:51:26,038 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2021-11-25 17:51:26,038 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2021-11-25 17:51:26,038 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-25 17:51:26,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-25 17:51:26,038 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-25 17:51:26,039 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-25 17:51:26,039 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2021-11-25 17:51:26,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2021-11-25 17:51:26,039 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2021-11-25 17:51:26,039 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2021-11-25 17:51:26,039 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 17:51:26,040 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 17:51:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 17:51:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 17:51:26,040 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 17:51:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2021-11-25 17:51:26,040 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2021-11-25 17:51:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2021-11-25 17:51:26,041 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2021-11-25 17:51:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 17:51:26,041 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 17:51:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 17:51:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2021-11-25 17:51:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2021-11-25 17:51:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2021-11-25 17:51:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2021-11-25 17:51:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2021-11-25 17:51:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2021-11-25 17:51:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-11-25 17:51:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-11-25 17:51:26,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 17:51:26,043 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2021-11-25 17:51:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2021-11-25 17:51:26,043 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 17:51:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-25 17:51:26,044 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2021-11-25 17:51:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2021-11-25 17:51:26,044 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-25 17:51:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-25 17:51:26,044 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 17:51:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 17:51:26,045 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-25 17:51:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-25 17:51:26,045 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2021-11-25 17:51:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2021-11-25 17:51:26,045 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2021-11-25 17:51:26,045 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2021-11-25 17:51:26,046 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 17:51:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 17:51:26,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-25 17:51:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-25 17:51:26,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 17:51:26,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 17:51:26,047 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-25 17:51:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-25 17:51:26,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2021-11-25 17:51:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2021-11-25 17:51:26,047 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2021-11-25 17:51:26,047 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2021-11-25 17:51:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-25 17:51:26,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-25 17:51:26,048 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2021-11-25 17:51:26,049 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2021-11-25 17:51:26,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 17:51:26,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 17:51:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2021-11-25 17:51:26,057 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2021-11-25 17:51:26,057 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2021-11-25 17:51:26,057 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2021-11-25 17:51:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2021-11-25 17:51:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2021-11-25 17:51:26,058 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2021-11-25 17:51:26,058 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2021-11-25 17:51:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2021-11-25 17:51:26,062 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2021-11-25 17:51:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2021-11-25 17:51:26,063 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2021-11-25 17:51:26,063 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2021-11-25 17:51:26,063 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2021-11-25 17:51:26,063 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2021-11-25 17:51:26,063 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2021-11-25 17:51:26,063 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2021-11-25 17:51:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2021-11-25 17:51:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2021-11-25 17:51:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2021-11-25 17:51:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2021-11-25 17:51:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2021-11-25 17:51:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 17:51:26,065 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 17:51:26,065 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 17:51:26,065 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 17:51:26,065 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2021-11-25 17:51:26,065 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2021-11-25 17:51:26,065 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-25 17:51:26,066 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-25 17:51:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2021-11-25 17:51:26,066 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2021-11-25 17:51:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 17:51:26,066 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 17:51:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-25 17:51:26,066 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-25 17:51:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 17:51:26,067 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 17:51:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 17:51:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2021-11-25 17:51:26,067 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2021-11-25 17:51:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2021-11-25 17:51:26,068 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2021-11-25 17:51:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2021-11-25 17:51:26,068 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2021-11-25 17:51:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2021-11-25 17:51:26,068 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2021-11-25 17:51:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 17:51:26,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 17:51:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2021-11-25 17:51:26,069 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2021-11-25 17:51:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2021-11-25 17:51:26,069 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2021-11-25 17:51:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2021-11-25 17:51:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2021-11-25 17:51:26,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 17:51:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-25 17:51:26,070 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2021-11-25 17:51:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2021-11-25 17:51:26,070 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2021-11-25 17:51:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2021-11-25 17:51:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-25 17:51:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-25 17:51:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2021-11-25 17:51:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2021-11-25 17:51:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-25 17:51:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-25 17:51:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2021-11-25 17:51:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2021-11-25 17:51:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2021-11-25 17:51:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2021-11-25 17:51:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2021-11-25 17:51:26,072 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2021-11-25 17:51:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2021-11-25 17:51:26,073 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2021-11-25 17:51:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-11-25 17:51:26,073 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-11-25 17:51:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2021-11-25 17:51:26,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2021-11-25 17:51:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2021-11-25 17:51:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2021-11-25 17:51:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-25 17:51:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-25 17:51:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-25 17:51:26,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-25 17:51:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2021-11-25 17:51:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2021-11-25 17:51:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2021-11-25 17:51:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2021-11-25 17:51:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 17:51:26,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 17:51:26,075 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-25 17:51:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-25 17:51:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 17:51:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 17:51:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2021-11-25 17:51:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2021-11-25 17:51:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-11-25 17:51:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-11-25 17:51:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 17:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 17:51:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 17:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 17:51:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2021-11-25 17:51:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2021-11-25 17:51:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 17:51:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 17:51:26,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 17:51:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-11-25 17:51:26,078 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-11-25 17:51:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2021-11-25 17:51:26,083 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2021-11-25 17:51:26,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 17:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 17:51:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2021-11-25 17:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2021-11-25 17:51:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2021-11-25 17:51:26,084 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2021-11-25 17:51:26,084 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2021-11-25 17:51:26,085 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2021-11-25 17:51:26,085 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2021-11-25 17:51:26,085 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2021-11-25 17:51:27,870 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 17:51:27,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 17:51:28,509 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 18:05:02,813 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-25 18:05:02,985 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:05:09,196 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:05:09,196 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-25 18:05:09,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:05:09 BoogieIcfgContainer [2021-11-25 18:05:09,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:05:09,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:05:09,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:05:09,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:05:09,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:51:15" (1/3) ... [2021-11-25 18:05:09,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798d8433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:05:09, skipping insertion in model container [2021-11-25 18:05:09,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:51:24" (2/3) ... [2021-11-25 18:05:09,210 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@798d8433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:05:09, skipping insertion in model container [2021-11-25 18:05:09,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:05:09" (3/3) ... [2021-11-25 18:05:09,212 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2021-11-25 18:05:09,217 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:05:09,217 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 18:05:09,279 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:05:09,285 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=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:05:09,286 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 18:05:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 3303 states, 2028 states have (on average 1.2968441814595661) internal successors, (2630), 2073 states have internal predecessors, (2630), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) [2021-11-25 18:05:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-25 18:05:09,392 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:05:09,393 INFO L514 BasicCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:05:09,394 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:05:09,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:05:09,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1034840517, now seen corresponding path program 1 times [2021-11-25 18:05:09,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:05:09,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187459409] [2021-11-25 18:05:09,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:05:09,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:05:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:05:11,377 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2021-11-25 18:05:11,380 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:05:11,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187459409] [2021-11-25 18:05:11,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187459409] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:05:11,381 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:05:11,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:05:11,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552143346] [2021-11-25 18:05:11,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:05:11,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:05:11,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:05:11,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:05:11,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:05:11,432 INFO L87 Difference]: Start difference. First operand has 3303 states, 2028 states have (on average 1.2968441814595661) internal successors, (2630), 2073 states have internal predecessors, (2630), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-11-25 18:05:13,617 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:05:19,901 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:05:22,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:05:24,419 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []