./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa --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 89255a4865f06211548771daf14476dc05433053eae3c7982f432ec62dc0707f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:58:30,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:58:30,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:58:30,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:58:30,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:58:30,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:58:30,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:58:30,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:58:30,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:58:30,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:58:30,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:58:30,543 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:58:30,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:58:30,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:58:30,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:58:30,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:58:30,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:58:30,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:58:30,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:58:30,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:58:30,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:58:30,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:58:30,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:58:30,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:58:30,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:58:30,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:58:30,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:58:30,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:58:30,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:58:30,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:58:30,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:58:30,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:58:30,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:58:30,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:58:30,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:58:30,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:58:30,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:58:30,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:58:30,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:58:30,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:58:30,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:58:30,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 22:58:30,590 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:58:30,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:58:30,591 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:58:30,591 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:58:30,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 22:58:30,592 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 22:58:30,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:58:30,593 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:58:30,593 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:58:30,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:58:30,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:58:30,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:58:30,594 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 22:58:30,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 22:58:30,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 22:58:30,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:58:30,594 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:58:30,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 22:58:30,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:58:30,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:58:30,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 22:58:30,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:58:30,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:58:30,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 22:58:30,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 22:58:30,596 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:58:30,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 22:58:30,596 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 22:58:30,597 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 22:58:30,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 22:58:30,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:58:30,597 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_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89255a4865f06211548771daf14476dc05433053eae3c7982f432ec62dc0707f [2021-12-06 22:58:30,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:58:30,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:58:30,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:58:30,804 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:58:30,805 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:58:30,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-12-06 22:58:30,855 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/data/6b2ced422/3fe5233c61be44efb1358cb70e1648ee/FLAG47f892296 [2021-12-06 22:58:31,611 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:58:31,611 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-12-06 22:58:31,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/data/6b2ced422/3fe5233c61be44efb1358cb70e1648ee/FLAG47f892296 [2021-12-06 22:58:31,877 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/data/6b2ced422/3fe5233c61be44efb1358cb70e1648ee [2021-12-06 22:58:31,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:58:31,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:58:31,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:58:31,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:58:31,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:58:31,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:58:31" (1/1) ... [2021-12-06 22:58:31,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@361ab3ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:31, skipping insertion in model container [2021-12-06 22:58:31,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:58:31" (1/1) ... [2021-12-06 22:58:31,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:58:32,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:58:39,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857182,857195] [2021-12-06 22:58:39,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857351,857364] [2021-12-06 22:58:39,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857518,857531] [2021-12-06 22:58:39,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857686,857699] [2021-12-06 22:58:39,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:58:39,180 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:58:39,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857182,857195] [2021-12-06 22:58:39,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857351,857364] [2021-12-06 22:58:39,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857518,857531] [2021-12-06 22:58:39,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857686,857699] [2021-12-06 22:58:39,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:58:40,077 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:58:40,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40 WrapperNode [2021-12-06 22:58:40,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:58:40,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:58:40,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:58:40,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:58:40,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:40,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:40,543 INFO L137 Inliner]: procedures = 818, calls = 7867, calls flagged for inlining = 342, calls inlined = 326, statements flattened = 18369 [2021-12-06 22:58:40,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:58:40,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:58:40,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:58:40,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:58:40,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:40,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:40,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:40,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:40,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:40,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:41,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:41,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:58:41,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:58:41,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:58:41,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:58:41,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (1/1) ... [2021-12-06 22:58:41,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:58:41,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:58:41,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 22:58:41,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 22:58:41,286 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2021-12-06 22:58:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2021-12-06 22:58:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2021-12-06 22:58:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2021-12-06 22:58:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-12-06 22:58:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-12-06 22:58:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-06 22:58:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-06 22:58:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2021-12-06 22:58:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2021-12-06 22:58:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-06 22:58:41,287 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-06 22:58:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2021-12-06 22:58:41,288 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2021-12-06 22:58:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_link_down_ind [2021-12-06 22:58:41,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_link_down_ind [2021-12-06 22:58:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2021-12-06 22:58:41,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2021-12-06 22:58:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2021-12-06 22:58:41,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2021-12-06 22:58:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2021-12-06 22:58:41,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2021-12-06 22:58:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2021-12-06 22:58:41,288 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2021-12-06 22:58:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-06 22:58:41,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-06 22:58:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2021-12-06 22:58:41,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2021-12-06 22:58:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 22:58:41,289 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 22:58:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 22:58:41,289 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 22:58:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2021-12-06 22:58:41,289 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2021-12-06 22:58:41,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2021-12-06 22:58:41,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2021-12-06 22:58:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2021-12-06 22:58:41,290 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2021-12-06 22:58:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2021-12-06 22:58:41,290 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2021-12-06 22:58:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2021-12-06 22:58:41,290 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2021-12-06 22:58:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2021-12-06 22:58:41,290 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2021-12-06 22:58:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2021-12-06 22:58:41,290 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2021-12-06 22:58:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_22 [2021-12-06 22:58:41,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_22 [2021-12-06 22:58:41,290 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2021-12-06 22:58:41,291 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2021-12-06 22:58:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2021-12-06 22:58:41,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2021-12-06 22:58:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-06 22:58:41,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-06 22:58:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2021-12-06 22:58:41,291 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2021-12-06 22:58:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 22:58:41,291 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 22:58:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-06 22:58:41,291 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-06 22:58:41,291 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2021-12-06 22:58:41,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2021-12-06 22:58:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-06 22:58:41,292 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-06 22:58:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_61 [2021-12-06 22:58:41,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_61 [2021-12-06 22:58:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2021-12-06 22:58:41,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2021-12-06 22:58:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 22:58:41,292 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 22:58:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2021-12-06 22:58:41,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2021-12-06 22:58:41,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_33 [2021-12-06 22:58:41,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_33 [2021-12-06 22:58:41,293 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 22:58:41,293 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 22:58:41,293 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-12-06 22:58:41,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-12-06 22:58:41,293 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 22:58:41,293 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 22:58:41,293 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2021-12-06 22:58:41,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2021-12-06 22:58:41,293 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2021-12-06 22:58:41,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2021-12-06 22:58:41,293 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2021-12-06 22:58:41,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2021-12-06 22:58:41,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-06 22:58:41,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-06 22:58:41,294 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2021-12-06 22:58:41,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2021-12-06 22:58:41,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 22:58:41,294 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-06 22:58:41,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-06 22:58:41,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-06 22:58:41,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-06 22:58:41,294 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2021-12-06 22:58:41,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2021-12-06 22:58:41,294 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2021-12-06 22:58:41,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2021-12-06 22:58:41,295 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-06 22:58:41,295 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-06 22:58:41,295 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2021-12-06 22:58:41,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2021-12-06 22:58:41,295 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2021-12-06 22:58:41,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2021-12-06 22:58:41,295 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2021-12-06 22:58:41,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2021-12-06 22:58:41,295 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-06 22:58:41,295 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-06 22:58:41,295 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-06 22:58:41,295 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-06 22:58:41,296 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2021-12-06 22:58:41,296 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2021-12-06 22:58:41,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_89 [2021-12-06 22:58:41,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_89 [2021-12-06 22:58:41,296 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-06 22:58:41,296 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-06 22:58:41,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_17_2 [2021-12-06 22:58:41,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_17_2 [2021-12-06 22:58:41,296 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2021-12-06 22:58:41,296 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2021-12-06 22:58:41,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-06 22:58:41,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-12-06 22:58:41,296 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2021-12-06 22:58:41,297 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2021-12-06 22:58:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 22:58:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-06 22:58:41,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-06 22:58:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-06 22:58:41,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-06 22:58:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 22:58:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-06 22:58:41,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-06 22:58:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2021-12-06 22:58:41,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2021-12-06 22:58:41,297 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-06 22:58:41,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-06 22:58:41,298 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 22:58:41,298 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-06 22:58:41,298 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 22:58:41,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-06 22:58:41,298 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-06 22:58:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2021-12-06 22:58:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2021-12-06 22:58:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2021-12-06 22:58:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2021-12-06 22:58:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2021-12-06 22:58:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2021-12-06 22:58:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2021-12-06 22:58:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2021-12-06 22:58:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2021-12-06 22:58:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2021-12-06 22:58:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-06 22:58:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-06 22:58:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2021-12-06 22:58:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2021-12-06 22:58:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2021-12-06 22:58:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2021-12-06 22:58:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-06 22:58:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-06 22:58:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2021-12-06 22:58:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2021-12-06 22:58:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2021-12-06 22:58:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2021-12-06 22:58:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2021-12-06 22:58:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2021-12-06 22:58:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-06 22:58:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-06 22:58:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2021-12-06 22:58:41,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2021-12-06 22:58:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_link_up_ind [2021-12-06 22:58:41,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_link_up_ind [2021-12-06 22:58:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 22:58:41,301 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 22:58:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2021-12-06 22:58:41,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2021-12-06 22:58:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2021-12-06 22:58:41,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2021-12-06 22:58:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:58:41,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:58:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2021-12-06 22:58:41,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2021-12-06 22:58:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2021-12-06 22:58:41,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2021-12-06 22:58:41,302 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 22:58:41,302 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 22:58:41,302 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2021-12-06 22:58:41,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2021-12-06 22:58:41,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 22:58:41,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 22:58:41,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 22:58:41,302 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2021-12-06 22:58:41,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2021-12-06 22:58:41,302 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-06 22:58:41,302 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-06 22:58:41,302 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 22:58:41,303 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 22:58:41,303 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2021-12-06 22:58:41,303 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2021-12-06 22:58:41,303 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 22:58:41,303 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2021-12-06 22:58:41,303 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2021-12-06 22:58:41,303 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2021-12-06 22:58:41,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2021-12-06 22:58:41,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-06 22:58:41,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-06 22:58:41,303 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_isr_napi [2021-12-06 22:58:41,303 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_isr_napi [2021-12-06 22:58:41,303 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2021-12-06 22:58:41,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2021-12-06 22:58:41,304 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2021-12-06 22:58:41,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2021-12-06 22:58:41,304 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-06 22:58:41,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-06 22:58:41,304 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-06 22:58:41,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-06 22:58:41,304 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-12-06 22:58:41,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-12-06 22:58:41,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 22:58:41,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 22:58:41,304 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2021-12-06 22:58:41,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2021-12-06 22:58:41,304 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-06 22:58:41,305 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-06 22:58:41,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 22:58:41,305 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2021-12-06 22:58:41,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2021-12-06 22:58:41,305 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-06 22:58:41,305 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-06 22:58:41,305 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2021-12-06 22:58:41,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2021-12-06 22:58:41,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-12-06 22:58:41,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-12-06 22:58:41,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 22:58:41,305 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2021-12-06 22:58:41,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2021-12-06 22:58:41,306 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2021-12-06 22:58:41,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2021-12-06 22:58:41,306 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2021-12-06 22:58:41,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2021-12-06 22:58:41,306 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2021-12-06 22:58:41,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2021-12-06 22:58:41,306 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-06 22:58:41,306 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-06 22:58:41,306 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-06 22:58:41,306 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-06 22:58:41,306 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-12-06 22:58:41,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-12-06 22:58:41,306 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 22:58:41,307 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 22:58:41,307 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2021-12-06 22:58:41,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2021-12-06 22:58:41,307 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2021-12-06 22:58:41,307 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2021-12-06 22:58:41,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_12_2 [2021-12-06 22:58:41,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_12_2 [2021-12-06 22:58:41,307 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2021-12-06 22:58:41,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2021-12-06 22:58:41,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 22:58:41,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 22:58:41,307 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2021-12-06 22:58:41,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2021-12-06 22:58:41,307 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2021-12-06 22:58:41,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2021-12-06 22:58:41,308 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2021-12-06 22:58:41,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2021-12-06 22:58:41,308 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2021-12-06 22:58:41,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2021-12-06 22:58:41,308 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-06 22:58:41,308 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-06 22:58:41,308 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2021-12-06 22:58:41,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2021-12-06 22:58:41,308 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-06 22:58:41,308 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-06 22:58:41,308 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2021-12-06 22:58:41,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-06 22:58:41,309 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2021-12-06 22:58:41,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2021-12-06 22:58:41,309 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2021-12-06 22:58:41,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-06 22:58:41,309 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2021-12-06 22:58:41,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 22:58:41,309 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 22:58:41,309 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_features [2021-12-06 22:58:41,310 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_features [2021-12-06 22:58:41,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 22:58:41,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 22:58:41,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 22:58:41,310 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2021-12-06 22:58:41,310 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2021-12-06 22:58:41,310 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2021-12-06 22:58:41,310 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2021-12-06 22:58:41,310 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-06 22:58:41,310 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-06 22:58:41,310 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2021-12-06 22:58:41,310 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2021-12-06 22:58:41,310 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2021-12-06 22:58:41,310 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2021-12-06 22:58:41,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2021-12-06 22:58:41,311 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-06 22:58:41,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2021-12-06 22:58:41,311 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2021-12-06 22:58:41,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2021-12-06 22:58:41,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 22:58:41,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 22:58:41,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2021-12-06 22:58:41,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2021-12-06 22:58:41,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_91 [2021-12-06 22:58:41,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_91 [2021-12-06 22:58:41,312 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2021-12-06 22:58:41,312 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2021-12-06 22:58:41,312 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2021-12-06 22:58:41,312 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2021-12-06 22:58:41,312 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2021-12-06 22:58:41,312 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2021-12-06 22:58:41,312 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2021-12-06 22:58:41,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2021-12-06 22:58:41,312 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2021-12-06 22:58:41,312 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2021-12-06 22:58:41,312 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2021-12-06 22:58:41,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2021-12-06 22:58:41,313 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2021-12-06 22:58:41,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2021-12-06 22:58:41,313 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2021-12-06 22:58:41,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2021-12-06 22:58:41,313 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-12-06 22:58:41,313 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-12-06 22:58:41,313 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2021-12-06 22:58:41,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2021-12-06 22:58:41,313 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2021-12-06 22:58:41,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2021-12-06 22:58:41,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 22:58:41,313 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 22:58:41,313 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2021-12-06 22:58:41,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2021-12-06 22:58:41,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-06 22:58:41,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-06 22:58:41,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 22:58:41,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 22:58:41,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_7_2 [2021-12-06 22:58:41,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_7_2 [2021-12-06 22:58:41,314 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-06 22:58:41,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-06 22:58:41,314 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-06 22:58:41,314 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-06 22:58:41,314 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2021-12-06 22:58:41,314 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2021-12-06 22:58:41,314 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-12-06 22:58:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-12-06 22:58:41,315 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-06 22:58:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-06 22:58:41,315 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2021-12-06 22:58:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2021-12-06 22:58:41,315 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2021-12-06 22:58:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2021-12-06 22:58:41,315 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2021-12-06 22:58:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2021-12-06 22:58:41,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_7 [2021-12-06 22:58:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_7 [2021-12-06 22:58:41,315 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 22:58:41,315 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 22:58:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_poll_vp_lockup [2021-12-06 22:58:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_poll_vp_lockup [2021-12-06 22:58:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2021-12-06 22:58:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2021-12-06 22:58:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2021-12-06 22:58:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2021-12-06 22:58:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_83 [2021-12-06 22:58:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_83 [2021-12-06 22:58:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_82 [2021-12-06 22:58:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_82 [2021-12-06 22:58:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_81 [2021-12-06 22:58:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_81 [2021-12-06 22:58:41,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_80 [2021-12-06 22:58:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_80 [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2021-12-06 22:58:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-06 22:58:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 22:58:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-06 22:58:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 22:58:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2021-12-06 22:58:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2021-12-06 22:58:41,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-06 22:58:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-06 22:58:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2021-12-06 22:58:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 22:58:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-06 22:58:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2021-12-06 22:58:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2021-12-06 22:58:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2021-12-06 22:58:41,318 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2021-12-06 22:58:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-06 22:58:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 22:58:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_alarm_process [2021-12-06 22:58:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_alarm_process [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 22:58:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 22:58:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-06 22:58:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-06 22:58:41,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_4 [2021-12-06 22:58:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_4 [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2021-12-06 22:58:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2021-12-06 22:58:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-06 22:58:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2021-12-06 22:58:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_85 [2021-12-06 22:58:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_85 [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_84 [2021-12-06 22:58:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_84 [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2021-12-06 22:58:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2021-12-06 22:58:41,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2021-12-06 22:58:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_3 [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_3 [2021-12-06 22:58:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-06 22:58:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2021-12-06 22:58:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2021-12-06 22:58:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2021-12-06 22:58:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2021-12-06 22:58:41,321 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2021-12-06 22:58:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_77 [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_77 [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_poll_vp_reset [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_poll_vp_reset [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2021-12-06 22:58:41,322 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_change_mtu [2021-12-06 22:58:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_change_mtu [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2021-12-06 22:58:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2021-12-06 22:58:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2021-12-06 22:58:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2021-12-06 22:58:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-06 22:58:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_alarm_msix_handle [2021-12-06 22:58:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_alarm_msix_handle [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-06 22:58:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-06 22:58:41,323 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-06 22:58:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 22:58:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2021-12-06 22:58:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-06 22:58:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2021-12-06 22:58:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2021-12-06 22:58:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-12-06 22:58:41,324 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2021-12-06 22:58:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_isr [2021-12-06 22:58:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_isr [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2021-12-06 22:58:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2021-12-06 22:58:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 22:58:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-06 22:58:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2021-12-06 22:58:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-06 22:58:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-06 22:58:41,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2021-12-06 22:58:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-06 22:58:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 22:58:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-06 22:58:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-12-06 22:58:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2021-12-06 22:58:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-12-06 22:58:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-06 22:58:41,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2021-12-06 22:58:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2021-12-06 22:58:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2021-12-06 22:58:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-06 22:58:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-06 22:58:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-06 22:58:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 22:58:41,327 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 22:58:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-06 22:58:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-06 22:58:41,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2021-12-06 22:58:41,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2021-12-06 22:58:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_vpath [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_vpath [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 22:58:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-06 22:58:41,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2021-12-06 22:58:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2021-12-06 22:58:41,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_begin_irq [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_begin_irq [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_4 [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_4 [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2021-12-06 22:58:41,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2021-12-06 22:58:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 22:58:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-12-06 22:58:41,333 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-12-06 22:58:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-06 22:58:41,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-06 22:58:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-06 22:58:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-06 22:58:41,333 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-06 22:58:42,447 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:58:42,451 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:58:47,711 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 23:04:45,156 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 23:04:45,194 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 23:04:45,194 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-06 23:04:45,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:04:45 BoogieIcfgContainer [2021-12-06 23:04:45,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 23:04:45,201 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 23:04:45,201 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 23:04:45,203 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 23:04:45,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 10:58:31" (1/3) ... [2021-12-06 23:04:45,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d1b92b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:04:45, skipping insertion in model container [2021-12-06 23:04:45,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:58:40" (2/3) ... [2021-12-06 23:04:45,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d1b92b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 11:04:45, skipping insertion in model container [2021-12-06 23:04:45,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:04:45" (3/3) ... [2021-12-06 23:04:45,205 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-12-06 23:04:45,209 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 23:04:45,209 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-12-06 23:04:45,256 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 23:04:45,261 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 23:04:45,261 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-06 23:04:45,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 5936 states, 4203 states have (on average 1.3259576492981204) internal successors, (5573), 4304 states have internal predecessors, (5573), 1414 states have call successors, (1414), 317 states have call predecessors, (1414), 316 states have return successors, (1407), 1380 states have call predecessors, (1407), 1407 states have call successors, (1407) [2021-12-06 23:04:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-12-06 23:04:45,383 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:04:45,383 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 23:04:45,384 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 23:04:45,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:04:45,389 INFO L85 PathProgramCache]: Analyzing trace with hash -657974370, now seen corresponding path program 1 times [2021-12-06 23:04:45,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:04:45,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564264322] [2021-12-06 23:04:45,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:04:45,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:04:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 23:04:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:04:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:04:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-06 23:04:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:04:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-06 23:04:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-06 23:04:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:04:46,351 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 23:04:46,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:04:46,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564264322] [2021-12-06 23:04:46,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564264322] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:04:46,352 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:04:46,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 23:04:46,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327418171] [2021-12-06 23:04:46,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:04:46,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 23:04:46,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:04:46,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 23:04:46,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:04:46,391 INFO L87 Difference]: Start difference. First operand has 5936 states, 4203 states have (on average 1.3259576492981204) internal successors, (5573), 4304 states have internal predecessors, (5573), 1414 states have call successors, (1414), 317 states have call predecessors, (1414), 316 states have return successors, (1407), 1380 states have call predecessors, (1407), 1407 states have call successors, (1407) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:04:48,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:04:53,705 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:04:56,650 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 23:05:16,675 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:34,454 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:36,258 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:38,350 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:40,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:43,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:44,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:05:44,339 INFO L93 Difference]: Finished difference Result 12835 states and 18695 transitions. [2021-12-06 23:05:44,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 23:05:44,342 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2021-12-06 23:05:44,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:05:44,409 INFO L225 Difference]: With dead ends: 12835 [2021-12-06 23:05:44,409 INFO L226 Difference]: Without dead ends: 6894 [2021-12-06 23:05:44,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:05:44,451 INFO L933 BasicCegarLoop]: 7826 mSDtfsCounter, 2263 mSDsluCounter, 9824 mSDsCounter, 0 mSdLazyCounter, 4954 mSolverCounterSat, 1677 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2736 SdHoareTripleChecker+Valid, 17650 SdHoareTripleChecker+Invalid, 6639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1677 IncrementalHoareTripleChecker+Valid, 4954 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.1s IncrementalHoareTripleChecker+Time [2021-12-06 23:05:44,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2736 Valid, 17650 Invalid, 6639 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1677 Valid, 4954 Invalid, 8 Unknown, 0 Unchecked, 57.1s Time] [2021-12-06 23:05:44,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6894 states. [2021-12-06 23:05:44,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6894 to 5904. [2021-12-06 23:05:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 4180 states have (on average 1.3179425837320575) internal successors, (5509), 4275 states have internal predecessors, (5509), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-12-06 23:05:44,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8316 transitions. [2021-12-06 23:05:44,834 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8316 transitions. Word has length 59 [2021-12-06 23:05:44,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:05:44,835 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 8316 transitions. [2021-12-06 23:05:44,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:05:44,835 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8316 transitions. [2021-12-06 23:05:44,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-06 23:05:44,838 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:05:44,839 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 23:05:44,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 23:05:44,839 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 23:05:44,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:44,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1224887843, now seen corresponding path program 1 times [2021-12-06 23:05:44,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:44,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999306140] [2021-12-06 23:05:44,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:44,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-06 23:05:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:05:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:05:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 23:05:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:05:45,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-06 23:05:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 23:05:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:45,511 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 23:05:45,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:05:45,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999306140] [2021-12-06 23:05:45,511 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999306140] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:05:45,511 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:05:45,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 23:05:45,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123372845] [2021-12-06 23:05:45,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:05:45,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 23:05:45,513 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:05:45,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 23:05:45,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:05:45,514 INFO L87 Difference]: Start difference. First operand 5904 states and 8316 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:05:47,639 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:52,659 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:05:55,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 23:06:17,919 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:06:19,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:06:40,825 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:06:43,926 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:06:46,040 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:06:48,462 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:06:49,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:06:49,405 INFO L93 Difference]: Finished difference Result 12789 states and 18215 transitions. [2021-12-06 23:06:49,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 23:06:49,407 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 61 [2021-12-06 23:06:49,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:06:49,460 INFO L225 Difference]: With dead ends: 12789 [2021-12-06 23:06:49,460 INFO L226 Difference]: Without dead ends: 6896 [2021-12-06 23:06:49,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:06:49,483 INFO L933 BasicCegarLoop]: 7852 mSDtfsCounter, 2239 mSDsluCounter, 9864 mSDsCounter, 0 mSdLazyCounter, 4915 mSolverCounterSat, 1658 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2709 SdHoareTripleChecker+Valid, 17716 SdHoareTripleChecker+Invalid, 6582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1658 IncrementalHoareTripleChecker+Valid, 4915 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.2s IncrementalHoareTripleChecker+Time [2021-12-06 23:06:49,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2709 Valid, 17716 Invalid, 6582 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1658 Valid, 4915 Invalid, 9 Unknown, 0 Unchecked, 63.2s Time] [2021-12-06 23:06:49,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6896 states. [2021-12-06 23:06:49,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6896 to 5903. [2021-12-06 23:06:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5903 states, 4179 states have (on average 1.3173007896625988) internal successors, (5505), 4274 states have internal predecessors, (5505), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-12-06 23:06:49,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5903 states to 5903 states and 8312 transitions. [2021-12-06 23:06:49,743 INFO L78 Accepts]: Start accepts. Automaton has 5903 states and 8312 transitions. Word has length 61 [2021-12-06 23:06:49,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:06:49,744 INFO L470 AbstractCegarLoop]: Abstraction has 5903 states and 8312 transitions. [2021-12-06 23:06:49,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:06:49,744 INFO L276 IsEmpty]: Start isEmpty. Operand 5903 states and 8312 transitions. [2021-12-06 23:06:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-12-06 23:06:49,745 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:06:49,746 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 23:06:49,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 23:06:49,746 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 23:06:49,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:49,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1404388569, now seen corresponding path program 1 times [2021-12-06 23:06:49,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:49,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288328821] [2021-12-06 23:06:49,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:49,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 23:06:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:06:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 23:06:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:06:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-06 23:06:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-06 23:06:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 23:06:50,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:06:50,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288328821] [2021-12-06 23:06:50,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288328821] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:06:50,346 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:06:50,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 23:06:50,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005059753] [2021-12-06 23:06:50,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:06:50,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 23:06:50,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:06:50,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 23:06:50,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:06:50,348 INFO L87 Difference]: Start difference. First operand 5903 states and 8312 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:06:52,463 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:06:57,986 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:07:01,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 23:07:26,242 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:07:28,934 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:07:33,594 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 23:07:51,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:07:54,768 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:07:56,922 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:07:59,255 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:08:00,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:08:00,080 INFO L93 Difference]: Finished difference Result 12594 states and 17916 transitions. [2021-12-06 23:08:00,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 23:08:00,082 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 62 [2021-12-06 23:08:00,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:08:00,121 INFO L225 Difference]: With dead ends: 12594 [2021-12-06 23:08:00,121 INFO L226 Difference]: Without dead ends: 6725 [2021-12-06 23:08:00,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 23:08:00,138 INFO L933 BasicCegarLoop]: 7732 mSDtfsCounter, 2093 mSDsluCounter, 9767 mSDsCounter, 0 mSdLazyCounter, 4894 mSolverCounterSat, 1615 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2509 SdHoareTripleChecker+Valid, 17499 SdHoareTripleChecker+Invalid, 6518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1615 IncrementalHoareTripleChecker+Valid, 4894 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.1s IncrementalHoareTripleChecker+Time [2021-12-06 23:08:00,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2509 Valid, 17499 Invalid, 6518 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1615 Valid, 4894 Invalid, 9 Unknown, 0 Unchecked, 69.1s Time] [2021-12-06 23:08:00,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6725 states. [2021-12-06 23:08:00,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6725 to 5904. [2021-12-06 23:08:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 4180 states have (on average 1.317224880382775) internal successors, (5506), 4275 states have internal predecessors, (5506), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-12-06 23:08:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8313 transitions. [2021-12-06 23:08:00,325 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8313 transitions. Word has length 62 [2021-12-06 23:08:00,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:08:00,326 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 8313 transitions. [2021-12-06 23:08:00,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:08:00,326 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8313 transitions. [2021-12-06 23:08:00,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-12-06 23:08:00,327 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:08:00,328 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-06 23:08:00,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 23:08:00,328 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 23:08:00,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:08:00,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1310685661, now seen corresponding path program 1 times [2021-12-06 23:08:00,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:08:00,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020618130] [2021-12-06 23:08:00,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:08:00,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:08:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 23:08:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:08:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:08:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 23:08:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:08:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-06 23:08:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 23:08:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:00,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 23:08:00,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:08:00,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020618130] [2021-12-06 23:08:00,976 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020618130] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 23:08:00,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047123682] [2021-12-06 23:08:00,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:08:00,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 23:08:00,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:08:00,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 23:08:00,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 23:08:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:08:02,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 6408 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 23:08:02,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:08:02,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 23:08:02,885 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 23:08:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-12-06 23:08:03,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047123682] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 23:08:03,191 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 23:08:03,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2021-12-06 23:08:03,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994618271] [2021-12-06 23:08:03,192 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 23:08:03,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 23:08:03,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:08:03,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 23:08:03,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-06 23:08:03,193 INFO L87 Difference]: Start difference. First operand 5904 states and 8313 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 23:08:05,288 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:08:12,174 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:08:16,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 23:08:37,324 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:08:47,892 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:12,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:15,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:17,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:19,974 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:20,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:09:20,982 INFO L93 Difference]: Finished difference Result 12676 states and 18047 transitions. [2021-12-06 23:09:20,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 23:09:20,984 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 64 [2021-12-06 23:09:20,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:09:21,036 INFO L225 Difference]: With dead ends: 12676 [2021-12-06 23:09:21,036 INFO L226 Difference]: Without dead ends: 6780 [2021-12-06 23:09:21,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-06 23:09:21,054 INFO L933 BasicCegarLoop]: 7739 mSDtfsCounter, 2206 mSDsluCounter, 16546 mSDsCounter, 0 mSdLazyCounter, 6783 mSolverCounterSat, 1663 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 24285 SdHoareTripleChecker+Invalid, 8453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1663 IncrementalHoareTripleChecker+Valid, 6783 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 77.0s IncrementalHoareTripleChecker+Time [2021-12-06 23:09:21,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2622 Valid, 24285 Invalid, 8453 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1663 Valid, 6783 Invalid, 7 Unknown, 0 Unchecked, 77.0s Time] [2021-12-06 23:09:21,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6780 states. [2021-12-06 23:09:21,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6780 to 5946. [2021-12-06 23:09:21,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5946 states, 4222 states have (on average 1.3178588346755091) internal successors, (5564), 4317 states have internal predecessors, (5564), 1405 states have call successors, (1405), 316 states have call predecessors, (1405), 315 states have return successors, (1402), 1375 states have call predecessors, (1402), 1402 states have call successors, (1402) [2021-12-06 23:09:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5946 states to 5946 states and 8371 transitions. [2021-12-06 23:09:21,239 INFO L78 Accepts]: Start accepts. Automaton has 5946 states and 8371 transitions. Word has length 64 [2021-12-06 23:09:21,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:09:21,240 INFO L470 AbstractCegarLoop]: Abstraction has 5946 states and 8371 transitions. [2021-12-06 23:09:21,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 2 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-06 23:09:21,240 INFO L276 IsEmpty]: Start isEmpty. Operand 5946 states and 8371 transitions. [2021-12-06 23:09:21,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-06 23:09:21,242 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:09:21,242 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-12-06 23:09:21,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 23:09:21,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_826255e6-b728-477a-8554-1e34fc75157c/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 23:09:21,442 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 23:09:21,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:09:21,443 INFO L85 PathProgramCache]: Analyzing trace with hash 2014835433, now seen corresponding path program 2 times [2021-12-06 23:09:21,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:09:21,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824283707] [2021-12-06 23:09:21,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:09:21,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:09:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 23:09:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:09:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:09:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-06 23:09:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:09:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 23:09:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 23:09:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:09:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-12-06 23:09:22,242 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:09:22,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824283707] [2021-12-06 23:09:22,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824283707] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:09:22,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:09:22,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:09:22,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044083048] [2021-12-06 23:09:22,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:09:22,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 23:09:22,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:09:22,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:09:22,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:09:22,244 INFO L87 Difference]: Start difference. First operand 5946 states and 8371 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:09:24,351 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:31,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:35,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 23:09:55,621 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:09:59,393 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:10:12,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:19,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:20,703 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:22,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:25,094 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:27,437 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:30,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:11:30,380 INFO L93 Difference]: Finished difference Result 13437 states and 19505 transitions. [2021-12-06 23:11:30,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:11:30,381 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 70 [2021-12-06 23:11:30,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 23:11:30,444 INFO L225 Difference]: With dead ends: 13437 [2021-12-06 23:11:30,444 INFO L226 Difference]: Without dead ends: 13435 [2021-12-06 23:11:30,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-12-06 23:11:30,450 INFO L933 BasicCegarLoop]: 8984 mSDtfsCounter, 11836 mSDsluCounter, 26259 mSDsCounter, 0 mSdLazyCounter, 11244 mSolverCounterSat, 4792 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 114.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12983 SdHoareTripleChecker+Valid, 35243 SdHoareTripleChecker+Invalid, 16043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4792 IncrementalHoareTripleChecker+Valid, 11244 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 126.3s IncrementalHoareTripleChecker+Time [2021-12-06 23:11:30,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12983 Valid, 35243 Invalid, 16043 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4792 Valid, 11244 Invalid, 7 Unknown, 0 Unchecked, 126.3s Time] [2021-12-06 23:11:30,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13435 states. [2021-12-06 23:11:30,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13435 to 12634. [2021-12-06 23:11:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12634 states, 8978 states have (on average 1.316217420360882) internal successors, (11817), 9225 states have internal predecessors, (11817), 2923 states have call successors, (2923), 633 states have call predecessors, (2923), 729 states have return successors, (3313), 2902 states have call predecessors, (3313), 2917 states have call successors, (3313) [2021-12-06 23:11:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12634 states to 12634 states and 18053 transitions. [2021-12-06 23:11:30,840 INFO L78 Accepts]: Start accepts. Automaton has 12634 states and 18053 transitions. Word has length 70 [2021-12-06 23:11:30,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 23:11:30,840 INFO L470 AbstractCegarLoop]: Abstraction has 12634 states and 18053 transitions. [2021-12-06 23:11:30,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 23:11:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 12634 states and 18053 transitions. [2021-12-06 23:11:30,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-06 23:11:30,842 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 23:11:30,842 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-12-06 23:11:30,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 23:11:30,842 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-06 23:11:30,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:11:30,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1073625945, now seen corresponding path program 1 times [2021-12-06 23:11:30,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:11:30,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430271693] [2021-12-06 23:11:30,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:11:30,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:11:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-06 23:11:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:11:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:11:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-06 23:11:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 23:11:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 23:11:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 23:11:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 23:11:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:11:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-12-06 23:11:31,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:11:31,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430271693] [2021-12-06 23:11:31,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430271693] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:11:31,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:11:31,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:11:31,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402301811] [2021-12-06 23:11:31,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:11:31,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 23:11:31,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:11:31,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:11:31,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:11:31,586 INFO L87 Difference]: Start difference. First operand 12634 states and 18053 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-06 23:11:33,692 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:41,038 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 23:11:45,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-06 23:12:09,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []