./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5d8b5395dabd671829ca650f94e01b5609ae7cf50a91d0441ebe3b628ffebe38 --- 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 [2022-11-21 16:17:43,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:17:43,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:17:43,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:17:43,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:17:43,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:17:43,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:17:43,353 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:17:43,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:17:43,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:17:43,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:17:43,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:17:43,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:17:43,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:17:43,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:17:43,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:17:43,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:17:43,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:17:43,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:17:43,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:17:43,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:17:43,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:17:43,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:17:43,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:17:43,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:17:43,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:17:43,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:17:43,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:17:43,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:17:43,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:17:43,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:17:43,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:17:43,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:17:43,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:17:43,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:17:43,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:17:43,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:17:43,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:17:43,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:17:43,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:17:43,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:17:43,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 16:17:43,453 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:17:43,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:17:43,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:17:43,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:17:43,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:17:43,455 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:17:43,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:17:43,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:17:43,456 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:17:43,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:17:43,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:17:43,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:17:43,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:17:43,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:17:43,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:17:43,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:17:43,458 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:17:43,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:17:43,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:17:43,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:17:43,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:17:43,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:17:43,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:17:43,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:17:43,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:17:43,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:17:43,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:17:43,461 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:17:43,461 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:17:43,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:17:43,462 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d8b5395dabd671829ca650f94e01b5609ae7cf50a91d0441ebe3b628ffebe38 [2022-11-21 16:17:43,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:17:43,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:17:43,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:17:43,763 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:17:43,764 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:17:43,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-21 16:17:46,799 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:17:47,721 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:17:47,722 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-21 16:17:47,809 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/data/868857fdc/2c4fd6dfaa1d425ba6edebd743af927f/FLAG239d800c9 [2022-11-21 16:17:47,831 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/data/868857fdc/2c4fd6dfaa1d425ba6edebd743af927f [2022-11-21 16:17:47,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:17:47,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:17:47,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:17:47,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:17:47,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:17:47,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:17:47" (1/1) ... [2022-11-21 16:17:47,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73a7d774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:47, skipping insertion in model container [2022-11-21 16:17:47,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:17:47" (1/1) ... [2022-11-21 16:17:47,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:17:48,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:17:52,764 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[533653,533666] [2022-11-21 16:17:52,770 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[533800,533813] [2022-11-21 16:17:52,771 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[533939,533952] [2022-11-21 16:17:52,772 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[534097,534110] [2022-11-21 16:17:52,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:17:52,897 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:17:53,557 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[533653,533666] [2022-11-21 16:17:53,558 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[533800,533813] [2022-11-21 16:17:53,559 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[533939,533952] [2022-11-21 16:17:53,559 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_d285d950-9ef1-4b21-aa3c-faa6807d674a/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i[534097,534110] [2022-11-21 16:17:53,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:17:53,877 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:17:53,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53 WrapperNode [2022-11-21 16:17:53,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:17:53,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:17:53,879 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:17:53,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:17:53,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:54,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:54,503 INFO L138 Inliner]: procedures = 580, calls = 5922, calls flagged for inlining = 288, calls inlined = 278, statements flattened = 12189 [2022-11-21 16:17:54,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:17:54,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:17:54,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:17:54,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:17:54,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:54,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:54,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:54,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:55,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:55,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:55,162 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:55,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:55,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:17:55,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:17:55,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:17:55,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:17:55,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (1/1) ... [2022-11-21 16:17:55,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:17:55,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:17:55,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:17:55,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d285d950-9ef1-4b21-aa3c-faa6807d674a/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:17:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8211b [2022-11-21 16:17:55,544 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8211b [2022-11-21 16:17:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nway_reset [2022-11-21 16:17:55,545 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nway_reset [2022-11-21 16:17:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-21 16:17:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-21 16:17:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_rxtx [2022-11-21 16:17:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_rxtx [2022-11-21 16:17:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_tx [2022-11-21 16:17:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_tx [2022-11-21 16:17:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock [2022-11-21 16:17:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock [2022-11-21 16:17:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-21 16:17:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-21 16:17:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-21 16:17:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-21 16:17:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-21 16:17:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-21 16:17:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-21 16:17:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-21 16:17:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_multicast [2022-11-21 16:17:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_multicast [2022-11-21 16:17:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 16:17:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 16:17:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_7_2 [2022-11-21 16:17:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_7_2 [2022-11-21 16:17:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-21 16:17:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-21 16:17:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure nv_msi_workaround [2022-11-21 16:17:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_msi_workaround [2022-11-21 16:17:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_empty_tx_slots [2022-11-21 16:17:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_empty_tx_slots [2022-11-21 16:17:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-21 16:17:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-21 16:17:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-21 16:17:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-21 16:17:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-21 16:17:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-21 16:17:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-21 16:17:55,554 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-21 16:17:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure nv_close [2022-11-21 16:17:55,554 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_close [2022-11-21 16:17:55,554 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2022-11-21 16:17:55,555 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2022-11-21 16:17:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_hw_interrupts [2022-11-21 16:17:55,555 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_hw_interrupts [2022-11-21 16:17:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-21 16:17:55,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-21 16:17:55,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_7 [2022-11-21 16:17:55,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_7 [2022-11-21 16:17:55,556 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-21 16:17:55,556 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-21 16:17:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_21 [2022-11-21 16:17:55,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_21 [2022-11-21 16:17:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_27 [2022-11-21 16:17:55,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_27 [2022-11-21 16:17:55,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_26 [2022-11-21 16:17:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_26 [2022-11-21 16:17:55,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_25 [2022-11-21 16:17:55,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_25 [2022-11-21 16:17:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_24 [2022-11-21 16:17:55,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_24 [2022-11-21 16:17:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rxtx [2022-11-21 16:17:55,559 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rxtx [2022-11-21 16:17:55,559 INFO L130 BoogieDeclarations]: Found specification of procedure nv_vlan_mode [2022-11-21 16:17:55,560 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_vlan_mode [2022-11-21 16:17:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-21 16:17:55,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-21 16:17:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-21 16:17:55,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-21 16:17:55,560 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8201 [2022-11-21 16:17:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8201 [2022-11-21 16:17:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-21 16:17:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-21 16:17:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure reg_delay [2022-11-21 16:17:55,562 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_delay [2022-11-21 16:17:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-21 16:17:55,562 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-21 16:17:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-21 16:17:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-21 16:17:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-21 16:17:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-21 16:17:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 16:17:55,563 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 16:17:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-21 16:17:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-21 16:17:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2022-11-21 16:17:55,564 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2022-11-21 16:17:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:17:55,564 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-21 16:17:55,565 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-21 16:17:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure pci_push [2022-11-21 16:17:55,565 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_push [2022-11-21 16:17:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2022-11-21 16:17:55,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2022-11-21 16:17:55,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-21 16:17:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-21 16:17:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-11-21 16:17:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-11-21 16:17:55,566 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-21 16:17:55,566 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-21 16:17:55,567 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_stats_poll [2022-11-21 16:17:55,567 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_stats_poll [2022-11-21 16:17:55,567 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-21 16:17:55,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-21 16:17:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_39 [2022-11-21 16:17:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_39 [2022-11-21 16:17:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 16:17:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 16:17:55,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_38 [2022-11-21 16:17:55,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_38 [2022-11-21 16:17:55,569 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-21 16:17:55,570 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-21 16:17:55,573 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx_optimized [2022-11-21 16:17:55,575 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx_optimized [2022-11-21 16:17:55,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 16:17:55,575 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-21 16:17:55,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-21 16:17:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-21 16:17:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-21 16:17:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-21 16:17:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-21 16:17:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2022-11-21 16:17:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2022-11-21 16:17:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 16:17:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-21 16:17:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-21 16:17:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 16:17:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-21 16:17:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-21 16:17:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 16:17:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 16:17:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-21 16:17:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-21 16:17:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-21 16:17:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-21 16:17:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-21 16:17:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-21 16:17:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_tx [2022-11-21 16:17:55,583 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_tx [2022-11-21 16:17:55,583 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_stats [2022-11-21 16:17:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_stats [2022-11-21 16:17:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-11-21 16:17:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-11-21 16:17:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-11-21 16:17:55,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-11-21 16:17:55,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-21 16:17:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-21 16:17:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-21 16:17:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-21 16:17:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2022-11-21 16:17:55,585 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2022-11-21 16:17:55,585 INFO L130 BoogieDeclarations]: Found specification of procedure get_hwbase [2022-11-21 16:17:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hwbase [2022-11-21 16:17:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure setup_hw_rings [2022-11-21 16:17:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_hw_rings [2022-11-21 16:17:55,586 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_tx [2022-11-21 16:17:55,586 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_tx [2022-11-21 16:17:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 16:17:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-11-21 16:17:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-11-21 16:17:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure nv_free_irq [2022-11-21 16:17:55,587 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_free_irq [2022-11-21 16:17:55,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-21 16:17:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-21 16:17:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure nv_shutdown [2022-11-21 16:17:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_shutdown [2022-11-21 16:17:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:17:55,588 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-21 16:17:55,588 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-21 16:17:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure nv_suspend [2022-11-21 16:17:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_suspend [2022-11-21 16:17:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-21 16:17:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-21 16:17:55,589 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-21 16:17:55,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-21 16:17:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 16:17:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-21 16:17:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure nv_gear_backoff_reseed [2022-11-21 16:17:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_gear_backoff_reseed [2022-11-21 16:17:55,590 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 16:17:55,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 16:17:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-21 16:17:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-21 16:17:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-21 16:17:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-21 16:17:55,591 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-21 16:17:55,591 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-21 16:17:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-21 16:17:55,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-21 16:17:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx [2022-11-21 16:17:55,592 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx [2022-11-21 16:17:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-21 16:17:55,592 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-21 16:17:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_other [2022-11-21 16:17:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_other [2022-11-21 16:17:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-21 16:17:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-21 16:17:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_rx [2022-11-21 16:17:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_rx [2022-11-21 16:17:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure nv_restore_mac_addr [2022-11-21 16:17:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_restore_mac_addr [2022-11-21 16:17:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-21 16:17:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-21 16:17:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-21 16:17:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-21 16:17:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-21 16:17:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-21 16:17:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-21 16:17:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-21 16:17:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_disable [2022-11-21 16:17:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_disable [2022-11-21 16:17:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-21 16:17:55,596 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-21 16:17:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-21 16:17:55,596 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-21 16:17:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_timeout [2022-11-21 16:17:55,596 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_timeout [2022-11-21 16:17:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-21 16:17:55,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-21 16:17:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure nv_rx_process_optimized [2022-11-21 16:17:55,597 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_rx_process_optimized [2022-11-21 16:17:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-21 16:17:55,597 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-21 16:17:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-21 16:17:55,598 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-21 16:17:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_ring [2022-11-21 16:17:55,598 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_ring [2022-11-21 16:17:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-21 16:17:55,598 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-21 16:17:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure nv_legacybackoff_reseed [2022-11-21 16:17:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_legacybackoff_reseed [2022-11-21 16:17:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:17:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:17:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-21 16:17:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-21 16:17:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure nv_poll_controller [2022-11-21 16:17:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_poll_controller [2022-11-21 16:17:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-21 16:17:55,600 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-21 16:17:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done_optimized [2022-11-21 16:17:55,600 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done_optimized [2022-11-21 16:17:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 16:17:55,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 16:17:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 16:17:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 16:17:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-21 16:17:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-21 16:17:55,601 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_sset_count [2022-11-21 16:17:55,601 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_sset_count [2022-11-21 16:17:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-21 16:17:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-21 16:17:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-21 16:17:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-21 16:17:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_gate [2022-11-21 16:17:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_gate [2022-11-21 16:17:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure nv_remove [2022-11-21 16:17:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_remove [2022-11-21 16:17:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-21 16:17:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_enable [2022-11-21 16:17:55,603 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_enable [2022-11-21 16:17:55,603 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-11-21 16:17:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-11-21 16:17:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-21 16:17:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-21 16:17:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-21 16:17:55,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-21 16:17:55,604 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-21 16:17:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-21 16:17:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-21 16:17:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-21 16:17:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure free_rings [2022-11-21 16:17:55,605 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rings [2022-11-21 16:17:55,605 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-21 16:17:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-21 16:17:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_reset [2022-11-21 16:17:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_reset [2022-11-21 16:17:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 16:17:55,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 16:17:55,606 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-21 16:17:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-21 16:17:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_nic_poll [2022-11-21 16:17:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_nic_poll [2022-11-21 16:17:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-21 16:17:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-21 16:17:55,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-21 16:17:55,607 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-21 16:17:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-21 16:17:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-21 16:17:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-21 16:17:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-21 16:17:55,608 INFO L130 BoogieDeclarations]: Found specification of procedure nv_resume [2022-11-21 16:17:55,608 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_resume [2022-11-21 16:17:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-21 16:17:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-21 16:17:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-21 16:17:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-21 16:17:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2022-11-21 16:17:55,609 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2022-11-21 16:17:55,609 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-21 16:17:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-21 16:17:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-21 16:17:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-21 16:17:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-21 16:17:55,610 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-21 16:17:55,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:17:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rw [2022-11-21 16:17:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rw [2022-11-21 16:17:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure set_msix_vector_map [2022-11-21 16:17:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msix_vector_map [2022-11-21 16:17:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-21 16:17:55,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-21 16:17:55,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-11-21 16:17:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-11-21 16:17:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 16:17:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_loopback [2022-11-21 16:17:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_loopback [2022-11-21 16:17:55,612 INFO L130 BoogieDeclarations]: Found specification of procedure nv_mac_reset [2022-11-21 16:17:55,612 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_mac_reset [2022-11-21 16:17:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 16:17:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2022-11-21 16:17:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2022-11-21 16:17:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-21 16:17:55,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-21 16:17:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-21 16:17:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-21 16:17:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-21 16:17:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-21 16:17:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done [2022-11-21 16:17:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done [2022-11-21 16:17:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-21 16:17:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-21 16:17:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-21 16:17:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-21 16:17:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-21 16:17:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-21 16:17:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-21 16:17:55,615 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-21 16:17:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-21 16:17:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-21 16:17:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-21 16:17:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-21 16:17:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2022-11-21 16:17:55,616 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2022-11-21 16:17:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_12_2 [2022-11-21 16:17:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_12_2 [2022-11-21 16:17:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-21 16:17:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-21 16:17:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure nv_linkchange [2022-11-21 16:17:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_linkchange [2022-11-21 16:17:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_hw_interrupts [2022-11-21 16:17:55,618 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_hw_interrupts [2022-11-21 16:17:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2022-11-21 16:17:55,618 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2022-11-21 16:17:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2022-11-21 16:17:55,618 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2022-11-21 16:17:55,618 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2022-11-21 16:17:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2022-11-21 16:17:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure nv_copy_mac_to_hw [2022-11-21 16:17:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_copy_mac_to_hw [2022-11-21 16:17:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-21 16:17:55,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-21 16:17:55,619 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-21 16:17:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-21 16:17:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-21 16:17:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-21 16:17:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-21 16:17:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-21 16:17:55,620 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_tx [2022-11-21 16:17:55,620 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_tx [2022-11-21 16:17:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2022-11-21 16:17:55,621 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2022-11-21 16:17:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-21 16:17:55,621 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-21 16:17:55,621 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2022-11-21 16:17:55,621 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2022-11-21 16:17:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure nv_force_linkspeed [2022-11-21 16:17:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_force_linkspeed [2022-11-21 16:17:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-21 16:17:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-21 16:17:55,622 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_pause [2022-11-21 16:17:55,622 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_pause [2022-11-21 16:17:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 16:17:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_tx [2022-11-21 16:17:55,623 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_tx [2022-11-21 16:17:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-21 16:17:55,623 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-21 16:17:55,623 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-21 16:17:55,623 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-21 16:17:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 16:17:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 16:17:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_irq [2022-11-21 16:17:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_irq [2022-11-21 16:17:55,624 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-21 16:17:55,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-21 16:17:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure nv_unmap_txskb [2022-11-21 16:17:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_unmap_txskb [2022-11-21 16:17:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-11-21 16:17:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-11-21 16:17:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rx [2022-11-21 16:17:55,625 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rx [2022-11-21 16:17:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-21 16:17:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-21 16:17:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-21 16:17:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-21 16:17:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-21 16:17:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-21 16:17:55,626 INFO L130 BoogieDeclarations]: Found specification of procedure nv_getlen [2022-11-21 16:17:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_getlen [2022-11-21 16:17:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure nv_link_irq [2022-11-21 16:17:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_link_irq [2022-11-21 16:17:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure nv_optimized [2022-11-21 16:17:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_optimized [2022-11-21 16:17:55,627 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rxtx [2022-11-21 16:17:55,627 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rxtx [2022-11-21 16:17:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_linkspeed [2022-11-21 16:17:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_linkspeed [2022-11-21 16:17:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure using_multi_irqs [2022-11-21 16:17:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure using_multi_irqs [2022-11-21 16:17:55,628 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock [2022-11-21 16:17:55,628 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock [2022-11-21 16:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-21 16:17:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-21 16:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-21 16:17:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-21 16:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-21 16:17:55,629 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-21 16:17:55,629 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-21 16:17:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-21 16:17:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_lockdep [2022-11-21 16:17:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_lockdep [2022-11-21 16:17:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_irq [2022-11-21 16:17:55,630 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_irq [2022-11-21 16:17:55,630 INFO L130 BoogieDeclarations]: Found specification of procedure nv_open [2022-11-21 16:17:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_open [2022-11-21 16:17:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rx [2022-11-21 16:17:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rx [2022-11-21 16:17:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 16:17:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 16:17:55,631 INFO L130 BoogieDeclarations]: Found specification of procedure phy_reset [2022-11-21 16:17:55,631 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_reset [2022-11-21 16:17:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-21 16:17:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-21 16:17:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-21 16:17:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-21 16:17:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:17:55,632 INFO L130 BoogieDeclarations]: Found specification of procedure get_nvpriv [2022-11-21 16:17:55,632 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nvpriv [2022-11-21 16:17:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure nv_request_irq [2022-11-21 16:17:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_request_irq [2022-11-21 16:17:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-21 16:17:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-21 16:17:55,633 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_regs_len [2022-11-21 16:17:55,633 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_regs_len [2022-11-21 16:17:57,379 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:17:57,384 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:17:58,260 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 16:31:36,683 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:31:36,726 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:31:36,726 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-21 16:31:36,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:31:36 BoogieIcfgContainer [2022-11-21 16:31:36,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:31:36,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:31:36,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:31:36,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:31:36,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:17:47" (1/3) ... [2022-11-21 16:31:36,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fd60065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:31:36, skipping insertion in model container [2022-11-21 16:31:36,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:17:53" (2/3) ... [2022-11-21 16:31:36,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fd60065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:31:36, skipping insertion in model container [2022-11-21 16:31:36,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:31:36" (3/3) ... [2022-11-21 16:31:36,755 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-21 16:31:36,778 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:31:36,779 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-21 16:31:36,951 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:31:36,962 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ee82ee8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:31:36,963 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-21 16:31:36,989 INFO L276 IsEmpty]: Start isEmpty. Operand has 4916 states, 3109 states have (on average 1.3013830813766485) internal successors, (4046), 3250 states have internal predecessors, (4046), 1587 states have call successors, (1587), 218 states have call predecessors, (1587), 217 states have return successors, (1578), 1544 states have call predecessors, (1578), 1578 states have call successors, (1578) [2022-11-21 16:31:37,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 16:31:37,002 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:31:37,003 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:31:37,004 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:31:37,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:31:37,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1262601726, now seen corresponding path program 1 times [2022-11-21 16:31:37,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:31:37,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724921916] [2022-11-21 16:31:37,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:31:37,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:31:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:41,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-21 16:31:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:42,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-21 16:31:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:42,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:31:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:42,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:31:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:42,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:31:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:42,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-21 16:31:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 16:31:42,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:31:42,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724921916] [2022-11-21 16:31:42,135 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724921916] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:31:42,136 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:31:42,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:31:42,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766669132] [2022-11-21 16:31:42,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:31:42,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:31:42,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:31:42,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:31:42,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:31:42,207 INFO L87 Difference]: Start difference. First operand has 4916 states, 3109 states have (on average 1.3013830813766485) internal successors, (4046), 3250 states have internal predecessors, (4046), 1587 states have call successors, (1587), 218 states have call predecessors, (1587), 217 states have return successors, (1578), 1544 states have call predecessors, (1578), 1578 states have call successors, (1578) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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) [2022-11-21 16:31:43,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:31:43,214 INFO L93 Difference]: Finished difference Result 9777 states and 14508 transitions. [2022-11-21 16:31:43,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:31:43,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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 47 [2022-11-21 16:31:43,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:31:43,302 INFO L225 Difference]: With dead ends: 9777 [2022-11-21 16:31:43,303 INFO L226 Difference]: Without dead ends: 4856 [2022-11-21 16:31:43,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:31:43,359 INFO L413 NwaCegarLoop]: 7119 mSDtfsCounter, 7102 mSDsluCounter, 7117 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7104 SdHoareTripleChecker+Valid, 14236 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:31:43,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7104 Valid, 14236 Invalid, 5 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-21 16:31:43,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4856 states. [2022-11-21 16:31:43,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4856 to 4856. [2022-11-21 16:31:43,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4856 states, 3064 states have (on average 1.2826370757180157) internal successors, (3930), 3196 states have internal predecessors, (3930), 1575 states have call successors, (1575), 216 states have call predecessors, (1575), 216 states have return successors, (1575), 1541 states have call predecessors, (1575), 1575 states have call successors, (1575) [2022-11-21 16:31:43,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 4856 states and 7080 transitions. [2022-11-21 16:31:43,910 INFO L78 Accepts]: Start accepts. Automaton has 4856 states and 7080 transitions. Word has length 47 [2022-11-21 16:31:43,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:31:43,911 INFO L495 AbstractCegarLoop]: Abstraction has 4856 states and 7080 transitions. [2022-11-21 16:31:43,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 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) [2022-11-21 16:31:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand 4856 states and 7080 transitions. [2022-11-21 16:31:43,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-21 16:31:43,916 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:31:43,917 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:31:43,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:31:43,917 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:31:43,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:31:43,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1012961561, now seen corresponding path program 1 times [2022-11-21 16:31:43,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:31:43,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030599728] [2022-11-21 16:31:43,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:31:43,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:31:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-21 16:31:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-21 16:31:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-21 16:31:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:31:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-21 16:31:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-21 16:31:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-21 16:31:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-21 16:31:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:31:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:31:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 16:31:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-21 16:31:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-21 16:31:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 16:31:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-21 16:31:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-21 16:31:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-21 16:31:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:31:48,325 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-21 16:31:48,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:31:48,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030599728] [2022-11-21 16:31:48,326 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030599728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:31:48,326 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:31:48,326 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:31:48,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190230982] [2022-11-21 16:31:48,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:31:48,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:31:48,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:31:48,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:31:48,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:31:48,330 INFO L87 Difference]: Start difference. First operand 4856 states and 7080 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-21 16:31:50,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 16:32:23,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:32:23,463 INFO L93 Difference]: Finished difference Result 5419 states and 7995 transitions. [2022-11-21 16:32:23,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:32:23,464 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 108 [2022-11-21 16:32:23,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:32:23,465 INFO L225 Difference]: With dead ends: 5419 [2022-11-21 16:32:23,465 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 16:32:23,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:32:23,497 INFO L413 NwaCegarLoop]: 4944 mSDtfsCounter, 7476 mSDsluCounter, 6478 mSDsCounter, 0 mSdLazyCounter, 6842 mSolverCounterSat, 3848 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8403 SdHoareTripleChecker+Valid, 11422 SdHoareTripleChecker+Invalid, 10691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3848 IncrementalHoareTripleChecker+Valid, 6842 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:32:23,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8403 Valid, 11422 Invalid, 10691 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3848 Valid, 6842 Invalid, 1 Unknown, 0 Unchecked, 34.2s Time] [2022-11-21 16:32:23,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 16:32:23,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 16:32:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:32:23,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:32:23,500 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2022-11-21 16:32:23,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:32:23,501 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:32:23,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-21 16:32:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:32:23,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 16:32:23,504 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-11-21 16:32:23,505 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-11-21 16:32:23,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:32:23,507 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.