./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/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_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:32:00,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:32:00,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:32:00,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:32:00,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:32:00,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:32:00,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:32:00,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:32:00,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:32:00,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:32:00,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:32:00,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:32:00,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:32:00,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:32:00,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:32:00,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:32:00,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:32:00,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:32:00,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:32:00,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:32:00,354 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:32:00,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:32:00,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:32:00,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:32:00,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:32:00,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:32:00,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:32:00,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:32:00,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:32:00,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:32:00,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:32:00,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:32:00,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:32:00,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:32:00,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:32:00,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:32:00,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:32:00,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:32:00,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:32:00,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:32:00,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:32:00,388 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:32:00,435 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:32:00,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:32:00,436 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:32:00,437 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:32:00,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:32:00,438 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:32:00,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:32:00,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:32:00,440 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:32:00,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:32:00,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:32:00,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:32:00,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:32:00,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:32:00,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:32:00,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:32:00,443 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:32:00,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:32:00,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:32:00,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:32:00,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:32:00,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:32:00,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:32:00,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:32:00,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:32:00,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:32:00,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:32:00,447 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:32:00,447 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:32:00,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:32:00,448 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_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89255a4865f06211548771daf14476dc05433053eae3c7982f432ec62dc0707f [2022-11-18 19:32:00,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:32:00,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:32:00,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:32:00,799 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:32:00,800 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:32:00,802 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-18 19:32:00,882 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/data/cb44a5090/c12fd7edb1fc4868b5b89ce942575cb5/FLAGce2991d4a [2022-11-18 19:32:02,632 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:32:02,633 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-18 19:32:02,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/data/cb44a5090/c12fd7edb1fc4868b5b89ce942575cb5/FLAGce2991d4a [2022-11-18 19:32:03,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/data/cb44a5090/c12fd7edb1fc4868b5b89ce942575cb5 [2022-11-18 19:32:03,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:32:03,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:32:03,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:32:03,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:32:03,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:32:03,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:32:03" (1/1) ... [2022-11-18 19:32:03,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f92cfb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:03, skipping insertion in model container [2022-11-18 19:32:03,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:32:03" (1/1) ... [2022-11-18 19:32:03,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:32:03,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:32:14,150 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857182,857195] [2022-11-18 19:32:14,156 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857351,857364] [2022-11-18 19:32:14,157 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857518,857531] [2022-11-18 19:32:14,157 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857686,857699] [2022-11-18 19:32:14,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:32:14,303 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:32:15,541 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857182,857195] [2022-11-18 19:32:15,543 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857351,857364] [2022-11-18 19:32:15,544 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857518,857531] [2022-11-18 19:32:15,545 WARN L234 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_cdd0fba0-35b1-4e84-9853-91690188706b/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[857686,857699] [2022-11-18 19:32:15,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:32:16,066 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:32:16,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16 WrapperNode [2022-11-18 19:32:16,067 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:32:16,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:32:16,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:32:16,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:32:16,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:16,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:17,000 INFO L138 Inliner]: procedures = 818, calls = 7899, calls flagged for inlining = 342, calls inlined = 326, statements flattened = 19122 [2022-11-18 19:32:17,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:32:17,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:32:17,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:32:17,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:32:17,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:17,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:17,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:17,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:17,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:17,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:18,060 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:18,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:18,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:32:18,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:32:18,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:32:18,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:32:18,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (1/1) ... [2022-11-18 19:32:18,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:32:18,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:32:18,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:32:18,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:32:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2022-11-18 19:32:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2022-11-18 19:32:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2022-11-18 19:32:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2022-11-18 19:32:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-18 19:32:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-18 19:32:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-18 19:32:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-18 19:32:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2022-11-18 19:32:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2022-11-18 19:32:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-18 19:32:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-18 19:32:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2022-11-18 19:32:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2022-11-18 19:32:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_link_down_ind [2022-11-18 19:32:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_link_down_ind [2022-11-18 19:32:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2022-11-18 19:32:18,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2022-11-18 19:32:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2022-11-18 19:32:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2022-11-18 19:32:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2022-11-18 19:32:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2022-11-18 19:32:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2022-11-18 19:32:18,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2022-11-18 19:32:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:32:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:32:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2022-11-18 19:32:18,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2022-11-18 19:32:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 19:32:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 19:32:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-18 19:32:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-18 19:32:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-18 19:32:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-18 19:32:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2022-11-18 19:32:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2022-11-18 19:32:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2022-11-18 19:32:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2022-11-18 19:32:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2022-11-18 19:32:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2022-11-18 19:32:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2022-11-18 19:32:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2022-11-18 19:32:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2022-11-18 19:32:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2022-11-18 19:32:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2022-11-18 19:32:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2022-11-18 19:32:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_22 [2022-11-18 19:32:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_22 [2022-11-18 19:32:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2022-11-18 19:32:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2022-11-18 19:32:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2022-11-18 19:32:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2022-11-18 19:32:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-18 19:32:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-18 19:32:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2022-11-18 19:32:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2022-11-18 19:32:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-18 19:32:18,344 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-18 19:32:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-18 19:32:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-18 19:32:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2022-11-18 19:32:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2022-11-18 19:32:18,345 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-18 19:32:18,345 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-18 19:32:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_61 [2022-11-18 19:32:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_61 [2022-11-18 19:32:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2022-11-18 19:32:18,346 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2022-11-18 19:32:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-18 19:32:18,347 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-18 19:32:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2022-11-18 19:32:18,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2022-11-18 19:32:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_4_33 [2022-11-18 19:32:18,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_4_33 [2022-11-18 19:32:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 19:32:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 19:32:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-18 19:32:18,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-18 19:32:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 19:32:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 19:32:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2022-11-18 19:32:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2022-11-18 19:32:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2022-11-18 19:32:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2022-11-18 19:32:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2022-11-18 19:32:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2022-11-18 19:32:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 19:32:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 19:32:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2022-11-18 19:32:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2022-11-18 19:32:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:32:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-18 19:32:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-18 19:32:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 19:32:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 19:32:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2022-11-18 19:32:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2022-11-18 19:32:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-18 19:32:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-18 19:32:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-18 19:32:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-18 19:32:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2022-11-18 19:32:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2022-11-18 19:32:18,353 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2022-11-18 19:32:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2022-11-18 19:32:18,354 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2022-11-18 19:32:18,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2022-11-18 19:32:18,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 19:32:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 19:32:18,355 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-18 19:32:18,355 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-18 19:32:18,355 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2022-11-18 19:32:18,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2022-11-18 19:32:18,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_89 [2022-11-18 19:32:18,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_89 [2022-11-18 19:32:18,356 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-18 19:32:18,356 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-18 19:32:18,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_irq_register_17_2 [2022-11-18 19:32:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_irq_register_17_2 [2022-11-18 19:32:18,357 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2022-11-18 19:32:18,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2022-11-18 19:32:18,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-18 19:32:18,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-18 19:32:18,358 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2022-11-18 19:32:18,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2022-11-18 19:32:18,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:32:18,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-18 19:32:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-18 19:32:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-18 19:32:18,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-18 19:32:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:32:18,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 19:32:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 19:32:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2022-11-18 19:32:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2022-11-18 19:32:18,360 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 19:32:18,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 19:32:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:32:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:32:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-18 19:32:18,361 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-18 19:32:18,361 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-18 19:32:18,361 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-18 19:32:18,362 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-18 19:32:18,362 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-18 19:32:18,362 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 19:32:18,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-18 19:32:18,362 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-18 19:32:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-18 19:32:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2022-11-18 19:32:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2022-11-18 19:32:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2022-11-18 19:32:18,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2022-11-18 19:32:18,363 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2022-11-18 19:32:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2022-11-18 19:32:18,364 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2022-11-18 19:32:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2022-11-18 19:32:18,364 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2022-11-18 19:32:18,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2022-11-18 19:32:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-18 19:32:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-18 19:32:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2022-11-18 19:32:18,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2022-11-18 19:32:18,365 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2022-11-18 19:32:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2022-11-18 19:32:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-18 19:32:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-18 19:32:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2022-11-18 19:32:18,366 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2022-11-18 19:32:18,366 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2022-11-18 19:32:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2022-11-18 19:32:18,367 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2022-11-18 19:32:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2022-11-18 19:32:18,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-18 19:32:18,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-18 19:32:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2022-11-18 19:32:18,368 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2022-11-18 19:32:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_link_up_ind [2022-11-18 19:32:18,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_link_up_ind [2022-11-18 19:32:18,368 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-18 19:32:18,369 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-18 19:32:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2022-11-18 19:32:18,369 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2022-11-18 19:32:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2022-11-18 19:32:18,369 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2022-11-18 19:32:18,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:32:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:32:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2022-11-18 19:32:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2022-11-18 19:32:18,370 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2022-11-18 19:32:18,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2022-11-18 19:32:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 19:32:18,371 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 19:32:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2022-11-18 19:32:18,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2022-11-18 19:32:18,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:32:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 19:32:18,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-18 19:32:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2022-11-18 19:32:18,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2022-11-18 19:32:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-18 19:32:18,373 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-18 19:32:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-18 19:32:18,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-18 19:32:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2022-11-18 19:32:18,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2022-11-18 19:32:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-18 19:32:18,374 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2022-11-18 19:32:18,374 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2022-11-18 19:32:18,374 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2022-11-18 19:32:18,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2022-11-18 19:32:18,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 19:32:18,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 19:32:18,375 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_isr_napi [2022-11-18 19:32:18,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_isr_napi [2022-11-18 19:32:18,375 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2022-11-18 19:32:18,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2022-11-18 19:32:18,375 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2022-11-18 19:32:18,376 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2022-11-18 19:32:18,376 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-18 19:32:18,376 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-18 19:32:18,376 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-18 19:32:18,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-18 19:32:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-18 19:32:18,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-18 19:32:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 19:32:18,377 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 19:32:18,377 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2022-11-18 19:32:18,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2022-11-18 19:32:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-18 19:32:18,378 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-18 19:32:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:32:18,378 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2022-11-18 19:32:18,378 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2022-11-18 19:32:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 19:32:18,379 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 19:32:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2022-11-18 19:32:18,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2022-11-18 19:32:18,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:32:18,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:32:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:32:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2022-11-18 19:32:18,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2022-11-18 19:32:18,380 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2022-11-18 19:32:18,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2022-11-18 19:32:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2022-11-18 19:32:18,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2022-11-18 19:32:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2022-11-18 19:32:18,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2022-11-18 19:32:18,381 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 19:32:18,382 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 19:32:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-18 19:32:18,382 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-18 19:32:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-18 19:32:18,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-18 19:32:18,382 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-18 19:32:18,383 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-18 19:32:18,383 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2022-11-18 19:32:18,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2022-11-18 19:32:18,383 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2022-11-18 19:32:18,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2022-11-18 19:32:18,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_12_2 [2022-11-18 19:32:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_12_2 [2022-11-18 19:32:18,384 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2022-11-18 19:32:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2022-11-18 19:32:18,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 19:32:18,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 19:32:18,385 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2022-11-18 19:32:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2022-11-18 19:32:18,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2022-11-18 19:32:18,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2022-11-18 19:32:18,385 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2022-11-18 19:32:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2022-11-18 19:32:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2022-11-18 19:32:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2022-11-18 19:32:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-18 19:32:18,386 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-18 19:32:18,386 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2022-11-18 19:32:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2022-11-18 19:32:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-18 19:32:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-18 19:32:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2022-11-18 19:32:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2022-11-18 19:32:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-18 19:32:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-18 19:32:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2022-11-18 19:32:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2022-11-18 19:32:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2022-11-18 19:32:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2022-11-18 19:32:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2022-11-18 19:32:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2022-11-18 19:32:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-18 19:32:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-18 19:32:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2022-11-18 19:32:18,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2022-11-18 19:32:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-18 19:32:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-18 19:32:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_features [2022-11-18 19:32:18,390 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_features [2022-11-18 19:32:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:32:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:32:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:32:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2022-11-18 19:32:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2022-11-18 19:32:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2022-11-18 19:32:18,391 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2022-11-18 19:32:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-18 19:32:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-18 19:32:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2022-11-18 19:32:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2022-11-18 19:32:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2022-11-18 19:32:18,392 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2022-11-18 19:32:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2022-11-18 19:32:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2022-11-18 19:32:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2022-11-18 19:32:18,393 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2022-11-18 19:32:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-18 19:32:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-18 19:32:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2022-11-18 19:32:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2022-11-18 19:32:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2022-11-18 19:32:18,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2022-11-18 19:32:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2022-11-18 19:32:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2022-11-18 19:32:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:32:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:32:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_0_5 [2022-11-18 19:32:18,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_0_5 [2022-11-18 19:32:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_91 [2022-11-18 19:32:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_91 [2022-11-18 19:32:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2022-11-18 19:32:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2022-11-18 19:32:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2022-11-18 19:32:18,396 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2022-11-18 19:32:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2022-11-18 19:32:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2022-11-18 19:32:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2022-11-18 19:32:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2022-11-18 19:32:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2022-11-18 19:32:18,397 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2022-11-18 19:32:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2022-11-18 19:32:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2022-11-18 19:32:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2022-11-18 19:32:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2022-11-18 19:32:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2022-11-18 19:32:18,398 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2022-11-18 19:32:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-18 19:32:18,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-18 19:32:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2022-11-18 19:32:18,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2022-11-18 19:32:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2022-11-18 19:32:18,399 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2022-11-18 19:32:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 19:32:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 19:32:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2022-11-18 19:32:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2022-11-18 19:32:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-18 19:32:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-18 19:32:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:32:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:32:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_7_2 [2022-11-18 19:32:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_7_2 [2022-11-18 19:32:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 19:32:18,402 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 19:32:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-18 19:32:18,402 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-18 19:32:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2022-11-18 19:32:18,402 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2022-11-18 19:32:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-18 19:32:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-18 19:32:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-18 19:32:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-18 19:32:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-18 19:32:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-18 19:32:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2022-11-18 19:32:18,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2022-11-18 19:32:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2022-11-18 19:32:18,404 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2022-11-18 19:32:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_7 [2022-11-18 19:32:18,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_7 [2022-11-18 19:32:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-18 19:32:18,405 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-18 19:32:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_poll_vp_lockup [2022-11-18 19:32:18,405 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_poll_vp_lockup [2022-11-18 19:32:18,406 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2022-11-18 19:32:18,406 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2022-11-18 19:32:18,406 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2022-11-18 19:32:18,406 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2022-11-18 19:32:18,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_83 [2022-11-18 19:32:18,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_83 [2022-11-18 19:32:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_82 [2022-11-18 19:32:18,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_82 [2022-11-18 19:32:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_81 [2022-11-18 19:32:18,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_81 [2022-11-18 19:32:18,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_80 [2022-11-18 19:32:18,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_80 [2022-11-18 19:32:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2022-11-18 19:32:18,408 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2022-11-18 19:32:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 19:32:18,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 19:32:18,408 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-18 19:32:18,408 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-18 19:32:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-18 19:32:18,409 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-18 19:32:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 19:32:18,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 19:32:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:32:18,409 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2022-11-18 19:32:18,410 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2022-11-18 19:32:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-18 19:32:18,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-18 19:32:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-18 19:32:18,410 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-18 19:32:18,410 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2022-11-18 19:32:18,411 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2022-11-18 19:32:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-18 19:32:18,411 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-18 19:32:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 19:32:18,411 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-18 19:32:18,411 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-18 19:32:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2022-11-18 19:32:18,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2022-11-18 19:32:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2022-11-18 19:32:18,412 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2022-11-18 19:32:18,412 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2022-11-18 19:32:18,412 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2022-11-18 19:32:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-18 19:32:18,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-18 19:32:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-18 19:32:18,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-18 19:32:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 19:32:18,413 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_alarm_process [2022-11-18 19:32:18,414 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_alarm_process [2022-11-18 19:32:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-18 19:32:18,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-18 19:32:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:32:18,414 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:32:18,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 19:32:18,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 19:32:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_4 [2022-11-18 19:32:18,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_4 [2022-11-18 19:32:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2022-11-18 19:32:18,415 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2022-11-18 19:32:18,415 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2022-11-18 19:32:18,415 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2022-11-18 19:32:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-18 19:32:18,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-18 19:32:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2022-11-18 19:32:18,416 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2022-11-18 19:32:18,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_85 [2022-11-18 19:32:18,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_85 [2022-11-18 19:32:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_84 [2022-11-18 19:32:18,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_84 [2022-11-18 19:32:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-11-18 19:32:18,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-11-18 19:32:18,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-11-18 19:32:18,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-11-18 19:32:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_3 [2022-11-18 19:32:18,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_3 [2022-11-18 19:32:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-18 19:32:18,418 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-18 19:32:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2022-11-18 19:32:18,418 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2022-11-18 19:32:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2022-11-18 19:32:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2022-11-18 19:32:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2022-11-18 19:32:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2022-11-18 19:32:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2022-11-18 19:32:18,419 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2022-11-18 19:32:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2022-11-18 19:32:18,420 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2022-11-18 19:32:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_77 [2022-11-18 19:32:18,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_77 [2022-11-18 19:32:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2022-11-18 19:32:18,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2022-11-18 19:32:18,420 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2022-11-18 19:32:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2022-11-18 19:32:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-18 19:32:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-18 19:32:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_poll_vp_reset [2022-11-18 19:32:18,421 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_poll_vp_reset [2022-11-18 19:32:18,421 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:32:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:32:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2022-11-18 19:32:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2022-11-18 19:32:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_change_mtu [2022-11-18 19:32:18,422 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_change_mtu [2022-11-18 19:32:18,422 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2022-11-18 19:32:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2022-11-18 19:32:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2022-11-18 19:32:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2022-11-18 19:32:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2022-11-18 19:32:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2022-11-18 19:32:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2022-11-18 19:32:18,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2022-11-18 19:32:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-18 19:32:18,424 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-18 19:32:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_alarm_msix_handle [2022-11-18 19:32:18,424 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_alarm_msix_handle [2022-11-18 19:32:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-18 19:32:18,424 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-18 19:32:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-18 19:32:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-18 19:32:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-18 19:32:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-18 19:32:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2022-11-18 19:32:18,425 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2022-11-18 19:32:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 19:32:18,426 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 19:32:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2022-11-18 19:32:18,426 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2022-11-18 19:32:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2022-11-18 19:32:18,426 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2022-11-18 19:32:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-18 19:32:18,427 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-18 19:32:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2022-11-18 19:32:18,427 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2022-11-18 19:32:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_isr [2022-11-18 19:32:18,427 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_isr [2022-11-18 19:32:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2022-11-18 19:32:18,428 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2022-11-18 19:32:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2022-11-18 19:32:18,428 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2022-11-18 19:32:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:32:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:32:18,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:32:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:32:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:32:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2022-11-18 19:32:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2022-11-18 19:32:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-18 19:32:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-18 19:32:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-18 19:32:18,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-18 19:32:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-18 19:32:18,430 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-18 19:32:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-18 19:32:18,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-18 19:32:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-18 19:32:18,431 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-18 19:32:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-18 19:32:18,431 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-18 19:32:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2022-11-18 19:32:18,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2022-11-18 19:32:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-18 19:32:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-18 19:32:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-18 19:32:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-18 19:32:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2022-11-18 19:32:18,432 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2022-11-18 19:32:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2022-11-18 19:32:18,433 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2022-11-18 19:32:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2022-11-18 19:32:18,433 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2022-11-18 19:32:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-18 19:32:18,433 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-18 19:32:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-18 19:32:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-18 19:32:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-18 19:32:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-18 19:32:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-18 19:32:18,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-18 19:32:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2022-11-18 19:32:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2022-11-18 19:32:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2022-11-18 19:32:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2022-11-18 19:32:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2022-11-18 19:32:18,435 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2022-11-18 19:32:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:32:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-18 19:32:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-18 19:32:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2022-11-18 19:32:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2022-11-18 19:32:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-18 19:32:18,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-18 19:32:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-18 19:32:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-18 19:32:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 19:32:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 19:32:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-18 19:32:18,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-18 19:32:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2022-11-18 19:32:18,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2022-11-18 19:32:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_instance_handler_1_5 [2022-11-18 19:32:18,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_instance_handler_1_5 [2022-11-18 19:32:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2022-11-18 19:32:18,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2022-11-18 19:32:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-18 19:32:18,439 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-18 19:32:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-18 19:32:18,439 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-18 19:32:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-18 19:32:18,439 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-18 19:32:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-18 19:32:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-18 19:32:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2022-11-18 19:32:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2022-11-18 19:32:18,440 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:32:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:32:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2022-11-18 19:32:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2022-11-18 19:32:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2022-11-18 19:32:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2022-11-18 19:32:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-18 19:32:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-18 19:32:18,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:32:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:32:18,442 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_vpath [2022-11-18 19:32:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_vpath [2022-11-18 19:32:18,442 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-18 19:32:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-18 19:32:18,442 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-18 19:32:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-18 19:32:18,443 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-18 19:32:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-18 19:32:18,443 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2022-11-18 19:32:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2022-11-18 19:32:18,443 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-18 19:32:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-18 19:32:18,444 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset [2022-11-18 19:32:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset [2022-11-18 19:32:18,444 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2022-11-18 19:32:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2022-11-18 19:32:18,444 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-18 19:32:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-18 19:32:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2022-11-18 19:32:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2022-11-18 19:32:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2022-11-18 19:32:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2022-11-18 19:32:18,445 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-18 19:32:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-18 19:32:18,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 19:32:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 19:32:18,446 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_begin_irq [2022-11-18 19:32:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_begin_irq [2022-11-18 19:32:18,446 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2022-11-18 19:32:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2022-11-18 19:32:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_4 [2022-11-18 19:32:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_4 [2022-11-18 19:32:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 19:32:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 19:32:18,447 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 19:32:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 19:32:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2022-11-18 19:32:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2022-11-18 19:32:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:32:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-18 19:32:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-18 19:32:18,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-18 19:32:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-18 19:32:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-18 19:32:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-18 19:32:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-18 19:32:21,204 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:32:21,210 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:32:27,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:40:57,926 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:40:57,981 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:40:57,982 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-18 19:40:57,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:40:57 BoogieIcfgContainer [2022-11-18 19:40:57,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:40:58,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:40:58,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:40:58,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:40:58,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:32:03" (1/3) ... [2022-11-18 19:40:58,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d00e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:40:58, skipping insertion in model container [2022-11-18 19:40:58,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:16" (2/3) ... [2022-11-18 19:40:58,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d00e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:40:58, skipping insertion in model container [2022-11-18 19:40:58,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:40:57" (3/3) ... [2022-11-18 19:40:58,009 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-18 19:40:58,030 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:40:58,031 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-18 19:40:58,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:40:58,224 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1b32f18c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:40:58,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-18 19:40:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand has 6229 states, 4496 states have (on average 1.3592081850533808) internal successors, (6111), 4597 states have internal predecessors, (6111), 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) [2022-11-18 19:40:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-18 19:40:58,262 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:40:58,263 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:40:58,264 INFO L420 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)] === [2022-11-18 19:40:58,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:40:58,269 INFO L85 PathProgramCache]: Analyzing trace with hash 651358672, now seen corresponding path program 1 times [2022-11-18 19:40:58,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:40:58,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437863183] [2022-11-18 19:40:58,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:40:58,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:40:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-18 19:41:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:41:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:41:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-11-18 19:41:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:41:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-18 19:41:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-18 19:41:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:41:00,816 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 19:41:00,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:41:00,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437863183] [2022-11-18 19:41:00,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437863183] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:41:00,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:41:00,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:41:00,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129642069] [2022-11-18 19:41:00,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:41:00,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:41:00,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:41:00,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:41:00,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:41:00,899 INFO L87 Difference]: Start difference. First operand has 6229 states, 4496 states have (on average 1.3592081850533808) internal successors, (6111), 4597 states have internal predecessors, (6111), 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) [2022-11-18 19:41:03,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:09,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:11,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:15,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:41:33,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:38,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:41,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:50,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:41:55,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:42:06,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:15,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:17,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:19,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:22,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:24,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:25,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:26,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:42:26,503 INFO L93 Difference]: Finished difference Result 13423 states and 19809 transitions. [2022-11-18 19:42:26,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:42:26,506 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 [2022-11-18 19:42:26,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:42:26,602 INFO L225 Difference]: With dead ends: 13423 [2022-11-18 19:42:26,602 INFO L226 Difference]: Without dead ends: 7189 [2022-11-18 19:42:26,657 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:42:26,661 INFO L413 NwaCegarLoop]: 6948 mSDtfsCounter, 2593 mSDsluCounter, 9524 mSDsCounter, 0 mSdLazyCounter, 7534 mSolverCounterSat, 1468 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3066 SdHoareTripleChecker+Valid, 16472 SdHoareTripleChecker+Invalid, 9014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1468 IncrementalHoareTripleChecker+Valid, 7534 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.4s IncrementalHoareTripleChecker+Time [2022-11-18 19:42:26,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3066 Valid, 16472 Invalid, 9014 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1468 Valid, 7534 Invalid, 12 Unknown, 0 Unchecked, 84.4s Time] [2022-11-18 19:42:26,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7189 states. [2022-11-18 19:42:27,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7189 to 6197. [2022-11-18 19:42:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6197 states, 4473 states have (on average 1.342946568298681) internal successors, (6007), 4568 states have internal predecessors, (6007), 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) [2022-11-18 19:42:27,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6197 states to 6197 states and 8814 transitions. [2022-11-18 19:42:27,157 INFO L78 Accepts]: Start accepts. Automaton has 6197 states and 8814 transitions. Word has length 59 [2022-11-18 19:42:27,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:42:27,158 INFO L495 AbstractCegarLoop]: Abstraction has 6197 states and 8814 transitions. [2022-11-18 19:42:27,159 INFO L496 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) [2022-11-18 19:42:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 6197 states and 8814 transitions. [2022-11-18 19:42:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-18 19:42:27,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:42:27,173 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:42:27,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:42:27,174 INFO L420 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)] === [2022-11-18 19:42:27,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:42:27,175 INFO L85 PathProgramCache]: Analyzing trace with hash 153273935, now seen corresponding path program 1 times [2022-11-18 19:42:27,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:42:27,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775203289] [2022-11-18 19:42:27,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:42:27,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:42:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-18 19:42:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:42:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:42:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:42:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-18 19:42:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-18 19:42:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:42:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 19:42:28,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:42:28,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775203289] [2022-11-18 19:42:28,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775203289] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:42:28,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:42:28,711 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:42:28,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011187506] [2022-11-18 19:42:28,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:42:28,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:42:28,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:42:28,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:42:28,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:42:28,715 INFO L87 Difference]: Start difference. First operand 6197 states and 8814 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) [2022-11-18 19:42:30,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:38,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:42:42,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:43:00,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:04,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:14,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:16,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:41,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:43,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:45,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:48,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:50,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:52,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:43:53,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:43:53,524 INFO L93 Difference]: Finished difference Result 13377 states and 19213 transitions. [2022-11-18 19:43:53,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:43:53,525 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 [2022-11-18 19:43:53,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:43:53,597 INFO L225 Difference]: With dead ends: 13377 [2022-11-18 19:43:53,597 INFO L226 Difference]: Without dead ends: 7191 [2022-11-18 19:43:53,638 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:43:53,642 INFO L413 NwaCegarLoop]: 7006 mSDtfsCounter, 2568 mSDsluCounter, 9589 mSDsCounter, 0 mSdLazyCounter, 7487 mSolverCounterSat, 1445 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3038 SdHoareTripleChecker+Valid, 16595 SdHoareTripleChecker+Invalid, 8944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1445 IncrementalHoareTripleChecker+Valid, 7487 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:43:53,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3038 Valid, 16595 Invalid, 8944 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1445 Valid, 7487 Invalid, 12 Unknown, 0 Unchecked, 84.0s Time] [2022-11-18 19:43:53,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7191 states. [2022-11-18 19:43:53,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7191 to 6196. [2022-11-18 19:43:53,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6196 states, 4472 states have (on average 1.3423524150268336) internal successors, (6003), 4567 states have internal predecessors, (6003), 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) [2022-11-18 19:43:54,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6196 states to 6196 states and 8810 transitions. [2022-11-18 19:43:54,023 INFO L78 Accepts]: Start accepts. Automaton has 6196 states and 8810 transitions. Word has length 61 [2022-11-18 19:43:54,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:43:54,023 INFO L495 AbstractCegarLoop]: Abstraction has 6196 states and 8810 transitions. [2022-11-18 19:43:54,024 INFO L496 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) [2022-11-18 19:43:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6196 states and 8810 transitions. [2022-11-18 19:43:54,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-18 19:43:54,029 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:43:54,029 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:43:54,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:43:54,030 INFO L420 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)] === [2022-11-18 19:43:54,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:43:54,031 INFO L85 PathProgramCache]: Analyzing trace with hash 151942845, now seen corresponding path program 1 times [2022-11-18 19:43:54,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:43:54,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796172907] [2022-11-18 19:43:54,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:43:54,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:43:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:43:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:43:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:43:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-18 19:43:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:43:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:43:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:43:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:43:55,597 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 19:43:55,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:43:55,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796172907] [2022-11-18 19:43:55,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796172907] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:43:55,598 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:43:55,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:43:55,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086510327] [2022-11-18 19:43:55,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:43:55,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:43:55,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:43:55,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:43:55,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:43:55,602 INFO L87 Difference]: Start difference. First operand 6196 states and 8810 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) [2022-11-18 19:43:57,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:04,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:08,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:44:26,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:28,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:32,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:35,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:38,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:44,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:44:47,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:03,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:12,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:14,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:16,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:18,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:21,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:22,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:45:22,930 INFO L93 Difference]: Finished difference Result 13182 states and 18914 transitions. [2022-11-18 19:45:22,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 19:45:22,931 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 [2022-11-18 19:45:22,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:45:22,981 INFO L225 Difference]: With dead ends: 13182 [2022-11-18 19:45:22,981 INFO L226 Difference]: Without dead ends: 7020 [2022-11-18 19:45:23,012 INFO L412 NwaCegarLoop]: 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 [2022-11-18 19:45:23,018 INFO L413 NwaCegarLoop]: 6874 mSDtfsCounter, 2422 mSDsluCounter, 9492 mSDsCounter, 0 mSdLazyCounter, 7464 mSolverCounterSat, 1407 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2838 SdHoareTripleChecker+Valid, 16366 SdHoareTripleChecker+Invalid, 8882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1407 IncrementalHoareTripleChecker+Valid, 7464 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 86.6s IncrementalHoareTripleChecker+Time [2022-11-18 19:45:23,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2838 Valid, 16366 Invalid, 8882 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1407 Valid, 7464 Invalid, 11 Unknown, 0 Unchecked, 86.6s Time] [2022-11-18 19:45:23,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7020 states. [2022-11-18 19:45:23,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7020 to 6197. [2022-11-18 19:45:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6197 states, 4473 states have (on average 1.342275877487145) internal successors, (6004), 4568 states have internal predecessors, (6004), 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) [2022-11-18 19:45:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6197 states to 6197 states and 8811 transitions. [2022-11-18 19:45:23,376 INFO L78 Accepts]: Start accepts. Automaton has 6197 states and 8811 transitions. Word has length 62 [2022-11-18 19:45:23,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:45:23,377 INFO L495 AbstractCegarLoop]: Abstraction has 6197 states and 8811 transitions. [2022-11-18 19:45:23,377 INFO L496 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) [2022-11-18 19:45:23,377 INFO L276 IsEmpty]: Start isEmpty. Operand 6197 states and 8811 transitions. [2022-11-18 19:45:23,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-18 19:45:23,379 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:45:23,379 INFO L195 NwaCegarLoop]: 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] [2022-11-18 19:45:23,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:45:23,380 INFO L420 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)] === [2022-11-18 19:45:23,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:45:23,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1835713921, now seen corresponding path program 1 times [2022-11-18 19:45:23,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:45:23,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234517832] [2022-11-18 19:45:23,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:45:23,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:45:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:24,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-18 19:45:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:25,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:45:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:25,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:25,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-18 19:45:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:25,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:45:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:25,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-11-18 19:45:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:25,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-18 19:45:25,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:25,102 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 19:45:25,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:45:25,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234517832] [2022-11-18 19:45:25,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234517832] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 19:45:25,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229867633] [2022-11-18 19:45:25,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:45:25,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:45:25,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:45:25,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:45:25,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdd0fba0-35b1-4e84-9853-91690188706b/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 19:45:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:45:28,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 6472 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 19:45:28,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:45:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 19:45:28,996 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:45:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-18 19:45:29,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229867633] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 19:45:29,206 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 19:45:29,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-11-18 19:45:29,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376027068] [2022-11-18 19:45:29,206 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 19:45:29,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:45:29,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:45:29,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:45:29,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:45:29,208 INFO L87 Difference]: Start difference. First operand 6197 states and 8811 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) [2022-11-18 19:45:31,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:39,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:45:44,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-18 19:46:08,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:13,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:46:17,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []