./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba --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 dbb2be61a1eb664d217dd34c641f2c1314cec21ca43537debb14552a18ba1a09 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 01:40:12,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:40:12,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:40:12,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:40:12,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:40:12,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:40:12,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:40:12,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:40:12,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:40:12,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:40:12,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:40:12,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:40:12,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:40:12,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:40:12,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:40:12,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:40:12,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:40:12,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:40:12,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:40:12,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:40:12,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:40:12,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:40:12,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:40:12,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:40:12,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:40:12,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:40:12,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:40:12,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:40:12,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:40:12,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:40:12,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:40:12,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:40:12,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:40:12,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:40:12,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:40:12,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:40:12,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:40:12,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:40:12,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:40:12,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:40:12,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:40:12,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:40:12,326 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:40:12,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:40:12,331 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:40:12,331 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:40:12,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:40:12,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:40:12,332 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:40:12,333 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:40:12,333 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:40:12,333 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:40:12,334 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:40:12,334 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:40:12,334 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:40:12,335 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:40:12,335 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:40:12,335 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:40:12,335 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:40:12,336 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:40:12,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:40:12,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:40:12,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:40:12,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:40:12,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:40:12,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:40:12,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:40:12,338 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:40:12,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:40:12,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:40:12,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:40:12,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:40:12,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:40:12,340 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:40:12,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:40:12,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:40:12,340 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:40:12,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:40:12,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:40:12,341 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:40:12,341 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbb2be61a1eb664d217dd34c641f2c1314cec21ca43537debb14552a18ba1a09 [2022-11-22 01:40:12,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:40:12,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:40:12,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:40:12,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:40:12,685 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:40:12,686 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-22 01:40:15,645 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:40:16,496 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:40:16,522 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-22 01:40:16,614 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/data/f1ac97206/7f30434268ce499a83f9d73728d6eaff/FLAG1d617b441 [2022-11-22 01:40:16,632 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/data/f1ac97206/7f30434268ce499a83f9d73728d6eaff [2022-11-22 01:40:16,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:40:16,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:40:16,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:40:16,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:40:16,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:40:16,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:40:16" (1/1) ... [2022-11-22 01:40:16,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9274e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:16, skipping insertion in model container [2022-11-22 01:40:16,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:40:16" (1/1) ... [2022-11-22 01:40:16,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:40:16,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:40:22,209 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516351,516364] [2022-11-22 01:40:22,214 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516498,516511] [2022-11-22 01:40:22,215 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516637,516650] [2022-11-22 01:40:22,215 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516795,516808] [2022-11-22 01:40:22,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:40:22,365 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:40:23,139 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516351,516364] [2022-11-22 01:40:23,140 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516498,516511] [2022-11-22 01:40:23,141 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516637,516650] [2022-11-22 01:40:23,142 WARN L237 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_b8fcf566-6651-4797-aa85-8c74844db589/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i[516795,516808] [2022-11-22 01:40:23,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:40:23,498 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:40:23,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23 WrapperNode [2022-11-22 01:40:23,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:40:23,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:40:23,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:40:23,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:40:23,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:23,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:25,167 INFO L138 Inliner]: procedures = 649, calls = 4944, calls flagged for inlining = 332, calls inlined = 329, statements flattened = 12676 [2022-11-22 01:40:25,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:40:25,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:40:25,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:40:25,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:40:25,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:25,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:25,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:25,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:26,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:26,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:26,910 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:26,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:27,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:40:27,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:40:27,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:40:27,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:40:27,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (1/1) ... [2022-11-22 01:40:27,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:40:27,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:40:27,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:40:27,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fcf566-6651-4797-aa85-8c74844db589/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:40:27,244 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2022-11-22 01:40:27,244 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2022-11-22 01:40:27,244 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-22 01:40:27,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-22 01:40:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2022-11-22 01:40:27,245 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2022-11-22 01:40:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2022-11-22 01:40:27,245 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2022-11-22 01:40:27,245 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 01:40:27,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 01:40:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 01:40:27,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 01:40:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2022-11-22 01:40:27,246 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2022-11-22 01:40:27,246 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2022-11-22 01:40:27,246 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2022-11-22 01:40:27,247 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer [2022-11-22 01:40:27,247 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer [2022-11-22 01:40:27,248 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2022-11-22 01:40:27,248 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2022-11-22 01:40:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2022-11-22 01:40:27,249 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2022-11-22 01:40:27,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:40:27,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:40:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2022-11-22 01:40:27,250 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2022-11-22 01:40:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 01:40:27,250 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 01:40:27,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_4 [2022-11-22 01:40:27,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_4 [2022-11-22 01:40:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2022-11-22 01:40:27,251 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2022-11-22 01:40:27,251 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2022-11-22 01:40:27,251 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2022-11-22 01:40:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2022-11-22 01:40:27,252 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2022-11-22 01:40:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2022-11-22 01:40:27,252 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2022-11-22 01:40:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2022-11-22 01:40:27,252 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2022-11-22 01:40:27,252 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2022-11-22 01:40:27,253 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2022-11-22 01:40:27,253 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2022-11-22 01:40:27,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2022-11-22 01:40:27,254 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-22 01:40:27,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-22 01:40:27,254 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2022-11-22 01:40:27,254 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2022-11-22 01:40:27,254 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2022-11-22 01:40:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2022-11-22 01:40:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 01:40:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 01:40:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 01:40:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 01:40:27,255 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2022-11-22 01:40:27,255 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2022-11-22 01:40:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-22 01:40:27,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-22 01:40:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2022-11-22 01:40:27,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2022-11-22 01:40:27,256 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 01:40:27,256 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 01:40:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2022-11-22 01:40:27,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2022-11-22 01:40:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2022-11-22 01:40:27,257 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2022-11-22 01:40:27,257 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 01:40:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2022-11-22 01:40:27,258 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2022-11-22 01:40:27,258 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2022-11-22 01:40:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2022-11-22 01:40:27,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 01:40:27,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 01:40:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 01:40:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 01:40:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-22 01:40:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-22 01:40:27,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_18 [2022-11-22 01:40:27,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_18 [2022-11-22 01:40:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 01:40:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 01:40:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 01:40:27,261 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 01:40:27,261 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-22 01:40:27,262 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-22 01:40:27,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 01:40:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 01:40:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 01:40:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 01:40:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2022-11-22 01:40:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2022-11-22 01:40:27,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-22 01:40:27,263 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-22 01:40:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:40:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2022-11-22 01:40:27,264 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2022-11-22 01:40:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2022-11-22 01:40:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2022-11-22 01:40:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2022-11-22 01:40:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2022-11-22 01:40:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2022-11-22 01:40:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2022-11-22 01:40:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2022-11-22 01:40:27,266 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2022-11-22 01:40:27,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 01:40:27,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 01:40:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-22 01:40:27,271 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-22 01:40:27,271 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2022-11-22 01:40:27,272 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2022-11-22 01:40:27,272 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2022-11-22 01:40:27,273 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2022-11-22 01:40:27,273 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 01:40:27,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 01:40:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 01:40:27,279 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 01:40:27,279 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2022-11-22 01:40:27,280 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2022-11-22 01:40:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2022-11-22 01:40:27,280 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2022-11-22 01:40:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-22 01:40:27,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-22 01:40:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2022-11-22 01:40:27,281 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2022-11-22 01:40:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-22 01:40:27,281 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-22 01:40:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:40:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-22 01:40:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-22 01:40:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2022-11-22 01:40:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2022-11-22 01:40:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 01:40:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 01:40:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 01:40:27,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 01:40:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:40:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2022-11-22 01:40:27,283 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2022-11-22 01:40:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 01:40:27,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 01:40:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:40:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 01:40:27,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 01:40:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2022-11-22 01:40:27,284 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2022-11-22 01:40:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:40:27,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:40:27,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 01:40:27,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 01:40:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-22 01:40:27,286 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-22 01:40:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 01:40:27,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 01:40:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2022-11-22 01:40:27,286 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2022-11-22 01:40:27,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 01:40:27,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 01:40:27,287 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-22 01:40:27,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-22 01:40:27,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-11-22 01:40:27,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-11-22 01:40:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 01:40:27,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 01:40:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 01:40:27,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 01:40:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2022-11-22 01:40:27,288 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2022-11-22 01:40:27,288 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-22 01:40:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-22 01:40:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2022-11-22 01:40:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2022-11-22 01:40:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:40:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:40:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2022-11-22 01:40:27,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2022-11-22 01:40:27,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_9_2 [2022-11-22 01:40:27,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_9_2 [2022-11-22 01:40:27,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:40:27,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_4_2 [2022-11-22 01:40:27,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_4_2 [2022-11-22 01:40:27,290 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2022-11-22 01:40:27,290 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2022-11-22 01:40:27,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-11-22 01:40:27,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-11-22 01:40:27,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 01:40:27,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 01:40:27,291 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2022-11-22 01:40:27,291 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2022-11-22 01:40:27,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:40:27,291 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 01:40:27,291 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 01:40:27,292 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2022-11-22 01:40:27,292 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2022-11-22 01:40:27,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:40:27,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:40:27,292 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 01:40:27,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 01:40:27,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:40:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2022-11-22 01:40:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2022-11-22 01:40:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:40:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:40:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:40:27,293 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 01:40:27,293 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 01:40:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-22 01:40:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-22 01:40:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:40:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:40:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2022-11-22 01:40:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2022-11-22 01:40:27,294 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2022-11-22 01:40:27,294 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2022-11-22 01:40:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2022-11-22 01:40:27,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2022-11-22 01:40:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 01:40:27,295 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 01:40:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2022-11-22 01:40:27,295 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2022-11-22 01:40:27,295 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-11-22 01:40:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-11-22 01:40:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2022-11-22 01:40:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2022-11-22 01:40:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-22 01:40:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-22 01:40:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 01:40:27,296 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 01:40:27,296 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-22 01:40:27,297 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-22 01:40:27,297 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 01:40:27,297 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 01:40:27,298 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2022-11-22 01:40:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2022-11-22 01:40:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 01:40:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 01:40:27,302 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2022-11-22 01:40:27,302 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2022-11-22 01:40:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-22 01:40:27,303 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-22 01:40:27,303 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-22 01:40:27,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-22 01:40:27,304 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2022-11-22 01:40:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2022-11-22 01:40:27,305 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 01:40:27,305 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 01:40:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2022-11-22 01:40:27,306 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2022-11-22 01:40:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-22 01:40:27,306 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-22 01:40:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2022-11-22 01:40:27,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2022-11-22 01:40:27,306 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2022-11-22 01:40:27,306 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2022-11-22 01:40:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:40:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:40:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-22 01:40:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-22 01:40:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-22 01:40:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-22 01:40:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 01:40:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 01:40:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2022-11-22 01:40:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2022-11-22 01:40:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2022-11-22 01:40:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2022-11-22 01:40:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2022-11-22 01:40:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2022-11-22 01:40:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2022-11-22 01:40:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2022-11-22 01:40:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:40:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:40:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:40:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:40:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2022-11-22 01:40:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2022-11-22 01:40:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:40:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 01:40:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-22 01:40:27,310 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-22 01:40:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2022-11-22 01:40:27,310 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2022-11-22 01:40:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2022-11-22 01:40:27,310 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2022-11-22 01:40:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 01:40:27,311 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 01:40:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 01:40:27,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 01:40:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 01:40:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-22 01:40:27,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-22 01:40:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 01:40:27,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 01:40:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 01:40:27,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 01:40:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2022-11-22 01:40:27,312 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2022-11-22 01:40:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-22 01:40:27,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-22 01:40:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-22 01:40:27,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-22 01:40:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 01:40:27,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 01:40:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:40:27,313 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:40:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-22 01:40:27,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-22 01:40:27,313 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-22 01:40:27,313 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-22 01:40:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2022-11-22 01:40:27,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2022-11-22 01:40:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 01:40:27,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 01:40:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 01:40:27,314 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 01:40:27,314 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2022-11-22 01:40:27,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2022-11-22 01:40:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2022-11-22 01:40:27,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2022-11-22 01:40:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 01:40:27,315 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 01:40:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:40:27,315 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 01:40:27,315 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 01:40:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2022-11-22 01:40:27,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2022-11-22 01:40:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2022-11-22 01:40:27,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2022-11-22 01:40:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 01:40:27,316 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 01:40:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:40:27,316 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2022-11-22 01:40:27,317 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2022-11-22 01:40:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2022-11-22 01:40:27,317 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2022-11-22 01:40:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2022-11-22 01:40:27,317 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2022-11-22 01:40:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-22 01:40:27,317 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-22 01:40:27,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:40:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2022-11-22 01:40:27,318 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2022-11-22 01:40:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:40:27,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:40:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2022-11-22 01:40:27,318 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2022-11-22 01:40:27,318 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-22 01:40:27,319 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-22 01:40:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 01:40:27,319 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 01:40:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-22 01:40:27,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-22 01:40:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2022-11-22 01:40:27,319 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2022-11-22 01:40:27,319 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2022-11-22 01:40:27,320 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2022-11-22 01:40:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 01:40:27,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 01:40:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-22 01:40:27,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-22 01:40:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 01:40:27,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 01:40:27,320 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-22 01:40:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-22 01:40:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-22 01:40:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-22 01:40:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2022-11-22 01:40:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2022-11-22 01:40:27,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 01:40:27,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 01:40:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2022-11-22 01:40:27,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2022-11-22 01:40:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 01:40:27,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 01:40:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2022-11-22 01:40:27,323 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2022-11-22 01:40:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2022-11-22 01:40:27,323 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2022-11-22 01:40:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2022-11-22 01:40:27,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2022-11-22 01:40:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2022-11-22 01:40:27,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2022-11-22 01:40:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2022-11-22 01:40:27,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2022-11-22 01:40:27,324 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2022-11-22 01:40:27,324 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2022-11-22 01:40:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2022-11-22 01:40:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2022-11-22 01:40:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2022-11-22 01:40:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2022-11-22 01:40:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2022-11-22 01:40:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2022-11-22 01:40:27,325 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2022-11-22 01:40:27,325 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2022-11-22 01:40:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2022-11-22 01:40:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2022-11-22 01:40:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 01:40:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 01:40:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 01:40:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 01:40:27,326 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2022-11-22 01:40:27,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2022-11-22 01:40:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-22 01:40:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-22 01:40:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2022-11-22 01:40:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2022-11-22 01:40:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 01:40:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 01:40:27,327 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-22 01:40:27,327 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-22 01:40:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:40:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:40:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:40:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2022-11-22 01:40:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2022-11-22 01:40:27,328 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2022-11-22 01:40:27,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2022-11-22 01:40:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2022-11-22 01:40:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2022-11-22 01:40:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2022-11-22 01:40:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2022-11-22 01:40:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:40:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:40:27,329 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2022-11-22 01:40:27,329 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2022-11-22 01:40:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2022-11-22 01:40:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2022-11-22 01:40:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2022-11-22 01:40:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2022-11-22 01:40:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:40:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:40:27,330 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2022-11-22 01:40:27,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2022-11-22 01:40:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2022-11-22 01:40:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2022-11-22 01:40:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 01:40:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 01:40:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2022-11-22 01:40:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2022-11-22 01:40:27,331 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 01:40:27,331 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 01:40:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2022-11-22 01:40:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2022-11-22 01:40:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2022-11-22 01:40:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2022-11-22 01:40:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2022-11-22 01:40:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2022-11-22 01:40:27,332 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2022-11-22 01:40:27,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2022-11-22 01:40:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-22 01:40:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-22 01:40:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-22 01:40:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-22 01:40:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2022-11-22 01:40:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2022-11-22 01:40:27,333 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-22 01:40:27,333 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-22 01:40:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-22 01:40:27,334 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-22 01:40:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2022-11-22 01:40:27,334 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2022-11-22 01:40:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2022-11-22 01:40:27,334 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2022-11-22 01:40:27,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 01:40:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 01:40:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-22 01:40:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-22 01:40:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:40:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 01:40:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2022-11-22 01:40:27,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2022-11-22 01:40:27,335 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 01:40:27,336 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 01:40:27,339 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:40:27,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 01:40:27,340 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2022-11-22 01:40:27,340 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2022-11-22 01:40:27,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:40:27,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:40:27,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 01:40:27,340 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-22 01:40:27,341 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-22 01:40:27,341 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2022-11-22 01:40:27,341 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2022-11-22 01:40:27,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 01:40:27,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 01:40:27,341 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-22 01:40:27,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-22 01:40:27,341 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2022-11-22 01:40:27,342 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2022-11-22 01:40:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2022-11-22 01:40:27,342 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2022-11-22 01:40:27,342 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2022-11-22 01:40:27,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2022-11-22 01:40:29,075 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:40:29,089 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:40:29,711 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:54:06,385 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:54:22,694 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:54:22,695 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-22 01:54:22,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:54:22 BoogieIcfgContainer [2022-11-22 01:54:22,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:54:22,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:54:22,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:54:22,711 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:54:22,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:40:16" (1/3) ... [2022-11-22 01:54:22,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9ffe43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:54:22, skipping insertion in model container [2022-11-22 01:54:22,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:40:23" (2/3) ... [2022-11-22 01:54:22,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9ffe43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:54:22, skipping insertion in model container [2022-11-22 01:54:22,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:54:22" (3/3) ... [2022-11-22 01:54:22,715 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-22 01:54:22,735 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:54:22,735 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-22 01:54:22,864 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:54:22,870 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4b643846, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:54:22,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-22 01:54:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand has 3206 states, 1949 states have (on average 1.2868137506413546) internal successors, (2508), 2008 states have internal predecessors, (2508), 1018 states have call successors, (1018), 237 states have call predecessors, (1018), 236 states have return successors, (1014), 999 states have call predecessors, (1014), 1014 states have call successors, (1014) [2022-11-22 01:54:22,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-22 01:54:22,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:54:22,895 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:54:22,895 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:54:22,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:54:22,900 INFO L85 PathProgramCache]: Analyzing trace with hash -850376821, now seen corresponding path program 1 times [2022-11-22 01:54:22,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:54:22,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889557146] [2022-11-22 01:54:22,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:54:22,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:54:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:54:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-22 01:54:26,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:54:26,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889557146] [2022-11-22 01:54:26,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889557146] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:54:26,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:54:26,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:54:26,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883789639] [2022-11-22 01:54:26,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:54:26,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:54:26,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:54:26,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:54:26,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:54:26,634 INFO L87 Difference]: Start difference. First operand has 3206 states, 1949 states have (on average 1.2868137506413546) internal successors, (2508), 2008 states have internal predecessors, (2508), 1018 states have call successors, (1018), 237 states have call predecessors, (1018), 236 states have return successors, (1014), 999 states have call predecessors, (1014), 1014 states have call successors, (1014) Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-22 01:54:28,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:33,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:36,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:39,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:41,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:43,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:47,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:47,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:54:47,337 INFO L93 Difference]: Finished difference Result 6513 states and 9204 transitions. [2022-11-22 01:54:47,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:54:47,340 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 34 [2022-11-22 01:54:47,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:54:47,400 INFO L225 Difference]: With dead ends: 6513 [2022-11-22 01:54:47,400 INFO L226 Difference]: Without dead ends: 3299 [2022-11-22 01:54:47,428 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:54:47,436 INFO L413 NwaCegarLoop]: 4063 mSDtfsCounter, 4492 mSDsluCounter, 4196 mSDsCounter, 0 mSdLazyCounter, 1031 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4502 SdHoareTripleChecker+Valid, 8259 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1031 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:54:47,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4502 Valid, 8259 Invalid, 1035 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1031 Invalid, 4 Unknown, 0 Unchecked, 20.2s Time] [2022-11-22 01:54:47,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3299 states. [2022-11-22 01:54:47,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3299 to 3296. [2022-11-22 01:54:47,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3296 states, 2005 states have (on average 1.2817955112219452) internal successors, (2570), 2061 states have internal predecessors, (2570), 1035 states have call successors, (1035), 255 states have call predecessors, (1035), 255 states have return successors, (1035), 1019 states have call predecessors, (1035), 1035 states have call successors, (1035) [2022-11-22 01:54:47,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 3296 states and 4640 transitions. [2022-11-22 01:54:47,754 INFO L78 Accepts]: Start accepts. Automaton has 3296 states and 4640 transitions. Word has length 34 [2022-11-22 01:54:47,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:54:47,754 INFO L495 AbstractCegarLoop]: Abstraction has 3296 states and 4640 transitions. [2022-11-22 01:54:47,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-22 01:54:47,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 4640 transitions. [2022-11-22 01:54:47,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-22 01:54:47,761 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:54:47,762 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 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] [2022-11-22 01:54:47,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:54:47,763 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:54:47,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:54:47,763 INFO L85 PathProgramCache]: Analyzing trace with hash -770314860, now seen corresponding path program 1 times [2022-11-22 01:54:47,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:54:47,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752794216] [2022-11-22 01:54:47,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:54:47,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:54:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:54:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2022-11-22 01:54:51,266 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:54:51,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752794216] [2022-11-22 01:54:51,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752794216] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:54:51,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:54:51,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:54:51,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432336978] [2022-11-22 01:54:51,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:54:51,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:54:51,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:54:51,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:54:51,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:54:51,269 INFO L87 Difference]: Start difference. First operand 3296 states and 4640 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-22 01:54:53,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:54:58,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:55:01,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:55:05,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:55:07,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []