./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f1645f8e98839bce4f434db74cc261d1b9600d4122c558a314d01e8a1c883744 --- 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-5e519f3 [2022-11-03 02:16:57,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:16:57,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:16:57,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:16:57,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:16:57,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:16:57,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:16:57,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:16:57,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:16:57,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:16:57,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:16:57,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:16:57,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:16:57,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:16:57,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:16:57,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:16:57,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:16:57,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:16:57,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:16:57,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:16:57,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:16:57,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:16:57,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:16:57,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:16:57,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:16:57,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:16:57,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:16:57,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:16:57,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:16:57,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:16:57,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:16:57,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:16:57,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:16:57,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:16:57,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:16:57,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:16:57,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:16:57,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:16:57,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:16:57,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:16:57,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:16:57,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:16:57,274 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:16:57,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:16:57,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:16:57,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:16:57,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:16:57,281 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:16:57,281 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:16:57,281 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:16:57,281 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:16:57,281 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:16:57,282 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:16:57,283 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:16:57,283 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:16:57,283 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:16:57,283 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:16:57,284 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:16:57,284 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:16:57,284 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:16:57,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:16:57,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:16:57,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:16:57,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:16:57,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:16:57,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:16:57,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:16:57,288 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:16:57,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:16:57,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:16:57,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:16:57,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:16:57,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:16:57,289 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:16:57,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:16:57,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:16:57,290 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:16:57,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:16:57,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:16:57,291 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:16:57,291 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_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1645f8e98839bce4f434db74cc261d1b9600d4122c558a314d01e8a1c883744 [2022-11-03 02:16:57,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:16:57,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:16:57,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:16:57,589 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:16:57,590 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:16:57,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-03 02:16:57,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/data/a34daebca/dc38740ba30341f4a71cd90452e4eb31/FLAG64fdfa4ec [2022-11-03 02:16:58,981 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:16:58,981 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-03 02:16:59,102 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/data/a34daebca/dc38740ba30341f4a71cd90452e4eb31/FLAG64fdfa4ec [2022-11-03 02:16:59,550 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/data/a34daebca/dc38740ba30341f4a71cd90452e4eb31 [2022-11-03 02:16:59,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:16:59,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:16:59,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:16:59,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:16:59,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:16:59,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:16:59" (1/1) ... [2022-11-03 02:16:59,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b0878c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:16:59, skipping insertion in model container [2022-11-03 02:16:59,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:16:59" (1/1) ... [2022-11-03 02:16:59,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:16:59,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:17:09,162 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866011,866024] [2022-11-03 02:17:09,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866180,866193] [2022-11-03 02:17:09,166 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866347,866360] [2022-11-03 02:17:09,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866515,866528] [2022-11-03 02:17:09,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:17:09,293 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:17:10,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866011,866024] [2022-11-03 02:17:10,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866180,866193] [2022-11-03 02:17:10,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866347,866360] [2022-11-03 02:17:10,314 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i[866515,866528] [2022-11-03 02:17:10,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:17:10,731 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:17:10,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10 WrapperNode [2022-11-03 02:17:10,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:17:10,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:17:10,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:17:10,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:17:10,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:11,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:11,647 INFO L138 Inliner]: procedures = 839, calls = 7821, calls flagged for inlining = 391, calls inlined = 375, statements flattened = 19580 [2022-11-03 02:17:11,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:17:11,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:17:11,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:17:11,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:17:11,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:11,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:11,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:11,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:12,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:12,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:12,604 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:12,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:12,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:17:12,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:17:12,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:17:12,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:17:12,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (1/1) ... [2022-11-03 02:17:12,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:17:12,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:17:13,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:17:13,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_956d4e3a-c536-43e9-b376-1cc6cc2d94c2/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:17:13,146 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2022-11-03 02:17:13,146 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2022-11-03 02:17:13,146 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2022-11-03 02:17:13,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2022-11-03 02:17:13,147 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-03 02:17:13,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-03 02:17:13,147 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-03 02:17:13,147 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-03 02:17:13,147 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2022-11-03 02:17:13,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2022-11-03 02:17:13,147 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-03 02:17:13,148 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-03 02:17:13,148 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2022-11-03 02:17:13,148 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2022-11-03 02:17:13,148 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2022-11-03 02:17:13,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2022-11-03 02:17:13,148 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2022-11-03 02:17:13,148 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2022-11-03 02:17:13,149 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2022-11-03 02:17:13,149 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2022-11-03 02:17:13,149 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2022-11-03 02:17:13,149 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2022-11-03 02:17:13,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:17:13,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-03 02:17:13,150 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2022-11-03 02:17:13,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2022-11-03 02:17:13,150 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 02:17:13,150 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 02:17:13,150 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 02:17:13,150 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 02:17:13,150 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-03 02:17:13,151 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-03 02:17:13,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2022-11-03 02:17:13,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2022-11-03 02:17:13,151 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2022-11-03 02:17:13,151 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2022-11-03 02:17:13,151 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2022-11-03 02:17:13,152 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2022-11-03 02:17:13,152 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2022-11-03 02:17:13,152 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2022-11-03 02:17:13,152 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2022-11-03 02:17:13,153 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2022-11-03 02:17:13,153 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2022-11-03 02:17:13,154 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2022-11-03 02:17:13,154 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2022-11-03 02:17:13,154 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2022-11-03 02:17:13,154 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2022-11-03 02:17:13,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2022-11-03 02:17:13,155 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 02:17:13,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 02:17:13,155 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2022-11-03 02:17:13,155 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2022-11-03 02:17:13,155 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:17:13,156 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:17:13,156 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-03 02:17:13,156 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-03 02:17:13,156 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2022-11-03 02:17:13,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2022-11-03 02:17:13,156 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-03 02:17:13,157 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-03 02:17:13,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_61 [2022-11-03 02:17:13,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_61 [2022-11-03 02:17:13,157 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2022-11-03 02:17:13,157 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2022-11-03 02:17:13,157 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:17:13,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:17:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2022-11-03 02:17:13,158 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2022-11-03 02:17:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 02:17:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 02:17:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-03 02:17:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-03 02:17:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 02:17:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 02:17:13,160 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2022-11-03 02:17:13,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2022-11-03 02:17:13,160 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2022-11-03 02:17:13,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2022-11-03 02:17:13,160 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2022-11-03 02:17:13,160 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2022-11-03 02:17:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:17:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:17:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2022-11-03 02:17:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2022-11-03 02:17:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:17:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-03 02:17:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-03 02:17:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 02:17:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 02:17:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2022-11-03 02:17:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2022-11-03 02:17:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-03 02:17:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-03 02:17:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-03 02:17:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-03 02:17:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2022-11-03 02:17:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2022-11-03 02:17:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2022-11-03 02:17:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2022-11-03 02:17:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2022-11-03 02:17:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2022-11-03 02:17:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 02:17:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 02:17:13,181 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-03 02:17:13,181 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-03 02:17:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2022-11-03 02:17:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2022-11-03 02:17:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_89 [2022-11-03 02:17:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_89 [2022-11-03 02:17:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-03 02:17:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-03 02:17:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2022-11-03 02:17:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2022-11-03 02:17:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-03 02:17:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-03 02:17:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2022-11-03 02:17:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2022-11-03 02:17:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:17:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-03 02:17:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-03 02:17:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-03 02:17:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-03 02:17:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-03 02:17:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-03 02:17:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 02:17:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 02:17:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:17:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:17:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:17:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2022-11-03 02:17:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2022-11-03 02:17:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:17:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:17:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:17:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 02:17:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-03 02:17:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-03 02:17:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-03 02:17:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-03 02:17:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 02:17:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 02:17:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:17:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:17:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-03 02:17:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-03 02:17:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2022-11-03 02:17:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2022-11-03 02:17:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2022-11-03 02:17:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2022-11-03 02:17:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2022-11-03 02:17:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2022-11-03 02:17:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2022-11-03 02:17:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2022-11-03 02:17:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2022-11-03 02:17:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2022-11-03 02:17:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-03 02:17:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-03 02:17:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2022-11-03 02:17:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2022-11-03 02:17:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2022-11-03 02:17:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2022-11-03 02:17:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 02:17:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 02:17:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2022-11-03 02:17:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2022-11-03 02:17:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2022-11-03 02:17:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2022-11-03 02:17:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2022-11-03 02:17:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2022-11-03 02:17:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2022-11-03 02:17:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2022-11-03 02:17:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 02:17:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 02:17:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2022-11-03 02:17:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2022-11-03 02:17:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2022-11-03 02:17:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2022-11-03 02:17:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:17:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:17:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2022-11-03 02:17:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2022-11-03 02:17:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2022-11-03 02:17:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2022-11-03 02:17:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 02:17:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 02:17:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2022-11-03 02:17:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2022-11-03 02:17:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:17:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:17:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:17:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2022-11-03 02:17:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2022-11-03 02:17:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-03 02:17:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-03 02:17:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 02:17:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 02:17:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2022-11-03 02:17:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2022-11-03 02:17:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-03 02:17:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2022-11-03 02:17:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2022-11-03 02:17:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2022-11-03 02:17:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2022-11-03 02:17:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 02:17:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 02:17:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2022-11-03 02:17:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2022-11-03 02:17:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2022-11-03 02:17:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2022-11-03 02:17:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-03 02:17:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-03 02:17:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-03 02:17:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-03 02:17:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-03 02:17:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-03 02:17:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:17:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:17:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2022-11-03 02:17:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2022-11-03 02:17:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 02:17:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 02:17:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:17:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2022-11-03 02:17:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2022-11-03 02:17:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-03 02:17:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-03 02:17:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2022-11-03 02:17:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2022-11-03 02:17:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:17:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:17:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:17:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2022-11-03 02:17:13,208 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2022-11-03 02:17:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2022-11-03 02:17:13,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2022-11-03 02:17:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2022-11-03 02:17:13,209 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2022-11-03 02:17:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2022-11-03 02:17:13,209 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2022-11-03 02:17:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 02:17:13,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 02:17:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-03 02:17:13,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-03 02:17:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-03 02:17:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-03 02:17:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:17:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:17:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2022-11-03 02:17:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2022-11-03 02:17:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2022-11-03 02:17:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2022-11-03 02:17:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2022-11-03 02:17:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2022-11-03 02:17:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:17:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:17:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2022-11-03 02:17:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2022-11-03 02:17:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2022-11-03 02:17:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2022-11-03 02:17:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2022-11-03 02:17:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2022-11-03 02:17:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2022-11-03 02:17:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2022-11-03 02:17:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-03 02:17:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-03 02:17:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2022-11-03 02:17:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2022-11-03 02:17:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-03 02:17:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-03 02:17:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2022-11-03 02:17:13,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2022-11-03 02:17:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 02:17:13,216 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 02:17:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2022-11-03 02:17:13,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2022-11-03 02:17:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2022-11-03 02:17:13,216 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2022-11-03 02:17:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2022-11-03 02:17:13,216 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2022-11-03 02:17:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-03 02:17:13,217 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-03 02:17:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2022-11-03 02:17:13,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2022-11-03 02:17:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 02:17:13,217 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 02:17:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:17:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2022-11-03 02:17:13,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2022-11-03 02:17:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:17:13,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:17:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2022-11-03 02:17:13,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2022-11-03 02:17:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2022-11-03 02:17:13,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2022-11-03 02:17:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-03 02:17:13,218 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-03 02:17:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2022-11-03 02:17:13,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2022-11-03 02:17:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2022-11-03 02:17:13,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2022-11-03 02:17:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2022-11-03 02:17:13,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2022-11-03 02:17:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2022-11-03 02:17:13,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2022-11-03 02:17:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-03 02:17:13,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-03 02:17:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2022-11-03 02:17:13,219 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2022-11-03 02:17:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2022-11-03 02:17:13,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2022-11-03 02:17:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2022-11-03 02:17:13,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2022-11-03 02:17:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:17:13,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:17:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_91 [2022-11-03 02:17:13,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_91 [2022-11-03 02:17:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2022-11-03 02:17:13,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2022-11-03 02:17:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2022-11-03 02:17:13,221 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2022-11-03 02:17:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-03 02:17:13,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-03 02:17:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2022-11-03 02:17:13,222 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2022-11-03 02:17:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2022-11-03 02:17:13,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2022-11-03 02:17:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2022-11-03 02:17:13,222 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2022-11-03 02:17:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2022-11-03 02:17:13,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2022-11-03 02:17:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2022-11-03 02:17:13,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2022-11-03 02:17:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2022-11-03 02:17:13,223 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2022-11-03 02:17:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-03 02:17:13,223 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-03 02:17:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2022-11-03 02:17:13,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2022-11-03 02:17:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2022-11-03 02:17:13,224 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2022-11-03 02:17:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:17:13,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:17:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-03 02:17:13,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-03 02:17:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2022-11-03 02:17:13,224 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2022-11-03 02:17:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-03 02:17:13,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-03 02:17:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:17:13,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:17:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-03 02:17:13,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-03 02:17:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-03 02:17:13,225 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-03 02:17:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2022-11-03 02:17:13,225 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2022-11-03 02:17:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-03 02:17:13,225 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-03 02:17:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 02:17:13,226 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 02:17:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-03 02:17:13,226 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-03 02:17:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2022-11-03 02:17:13,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2022-11-03 02:17:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-03 02:17:13,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-03 02:17:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2022-11-03 02:17:13,226 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2022-11-03 02:17:13,227 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:17:13,228 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:17:13,228 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2022-11-03 02:17:13,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2022-11-03 02:17:13,228 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2022-11-03 02:17:13,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2022-11-03 02:17:13,228 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2022-11-03 02:17:13,228 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2022-11-03 02:17:13,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:17:13,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:17:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 02:17:13,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 02:17:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 02:17:13,229 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 02:17:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:17:13,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:17:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:17:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2022-11-03 02:17:13,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2022-11-03 02:17:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-03 02:17:13,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-03 02:17:13,230 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-03 02:17:13,230 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-03 02:17:13,230 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2022-11-03 02:17:13,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2022-11-03 02:17:13,230 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:17:13,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:17:13,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:17:13,230 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-03 02:17:13,230 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-03 02:17:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2022-11-03 02:17:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2022-11-03 02:17:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2022-11-03 02:17:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2022-11-03 02:17:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2022-11-03 02:17:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2022-11-03 02:17:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-03 02:17:13,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-03 02:17:13,231 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 02:17:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 02:17:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:17:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 02:17:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 02:17:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:17:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:17:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 02:17:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 02:17:13,232 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2022-11-03 02:17:13,232 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2022-11-03 02:17:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2022-11-03 02:17:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2022-11-03 02:17:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-03 02:17:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-03 02:17:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2022-11-03 02:17:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2022-11-03 02:17:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-03 02:17:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-03 02:17:13,233 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2022-11-03 02:17:13,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2022-11-03 02:17:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2022-11-03 02:17:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2022-11-03 02:17:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2022-11-03 02:17:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2022-11-03 02:17:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2022-11-03 02:17:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2022-11-03 02:17:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2022-11-03 02:17:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2022-11-03 02:17:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2022-11-03 02:17:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2022-11-03 02:17:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-03 02:17:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-03 02:17:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:17:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:17:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2022-11-03 02:17:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2022-11-03 02:17:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2022-11-03 02:17:13,235 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2022-11-03 02:17:13,235 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2022-11-03 02:17:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2022-11-03 02:17:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2022-11-03 02:17:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2022-11-03 02:17:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2022-11-03 02:17:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2022-11-03 02:17:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 02:17:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 02:17:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 02:17:13,236 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 02:17:13,236 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-03 02:17:13,237 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-03 02:17:13,237 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-03 02:17:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-03 02:17:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2022-11-03 02:17:13,255 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2022-11-03 02:17:13,255 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 02:17:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 02:17:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2022-11-03 02:17:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2022-11-03 02:17:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2022-11-03 02:17:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2022-11-03 02:17:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-03 02:17:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-03 02:17:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2022-11-03 02:17:13,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2022-11-03 02:17:13,256 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2022-11-03 02:17:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2022-11-03 02:17:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2022-11-03 02:17:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2022-11-03 02:17:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:17:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:17:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:17:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:17:13,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-03 02:17:13,257 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2022-11-03 02:17:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2022-11-03 02:17:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-03 02:17:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-03 02:17:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-03 02:17:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_try [2022-11-03 02:17:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-03 02:17:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-03 02:17:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 02:17:13,258 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 02:17:13,258 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-03 02:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-03 02:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-03 02:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-03 02:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2022-11-03 02:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2022-11-03 02:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-03 02:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-03 02:17:13,259 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-03 02:17:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-03 02:17:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2022-11-03 02:17:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2022-11-03 02:17:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2022-11-03 02:17:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2022-11-03 02:17:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2022-11-03 02:17:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2022-11-03 02:17:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 02:17:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 02:17:13,260 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-03 02:17:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-03 02:17:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-03 02:17:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-03 02:17:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 02:17:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 02:17:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2022-11-03 02:17:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2022-11-03 02:17:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2022-11-03 02:17:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2022-11-03 02:17:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2022-11-03 02:17:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2022-11-03 02:17:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:17:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-03 02:17:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-03 02:17:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2022-11-03 02:17:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2022-11-03 02:17:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-03 02:17:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-03 02:17:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-03 02:17:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-03 02:17:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:17:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:17:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-03 02:17:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-03 02:17:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2022-11-03 02:17:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2022-11-03 02:17:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2022-11-03 02:17:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2022-11-03 02:17:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-03 02:17:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-03 02:17:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:17:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:17:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-03 02:17:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-03 02:17:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-03 02:17:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-03 02:17:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2022-11-03 02:17:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2022-11-03 02:17:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:17:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:17:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2022-11-03 02:17:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2022-11-03 02:17:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2022-11-03 02:17:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2022-11-03 02:17:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-03 02:17:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-03 02:17:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:17:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:17:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-03 02:17:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-03 02:17:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-03 02:17:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-03 02:17:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-03 02:17:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-03 02:17:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-03 02:17:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-03 02:17:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2022-11-03 02:17:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2022-11-03 02:17:13,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-03 02:17:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-03 02:17:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2022-11-03 02:17:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2022-11-03 02:17:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-03 02:17:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-03 02:17:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2022-11-03 02:17:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2022-11-03 02:17:13,267 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2022-11-03 02:17:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2022-11-03 02:17:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-03 02:17:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-03 02:17:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:17:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:17:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2022-11-03 02:17:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2022-11-03 02:17:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:17:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:17:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 02:17:13,268 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 02:17:13,268 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2022-11-03 02:17:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2022-11-03 02:17:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:17:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-03 02:17:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-03 02:17:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 02:17:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 02:17:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-03 02:17:13,269 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-03 02:17:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-03 02:17:15,724 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:17:15,730 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:17:21,140 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:24:15,826 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-03 02:24:16,236 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:24:24,521 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:24:24,521 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-03 02:24:24,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:24:24 BoogieIcfgContainer [2022-11-03 02:24:24,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:24:24,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:24:24,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:24:24,539 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:24:24,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:16:59" (1/3) ... [2022-11-03 02:24:24,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d30a57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:24:24, skipping insertion in model container [2022-11-03 02:24:24,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:17:10" (2/3) ... [2022-11-03 02:24:24,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d30a57d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:24:24, skipping insertion in model container [2022-11-03 02:24:24,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:24:24" (3/3) ... [2022-11-03 02:24:24,543 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-03 02:24:24,564 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:24:24,564 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-03 02:24:24,721 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:24:24,728 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3b76d6e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:24:24,728 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-03 02:24:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand has 4703 states, 2992 states have (on average 1.3489304812834224) internal successors, (4036), 3072 states have internal predecessors, (4036), 1421 states have call successors, (1421), 289 states have call predecessors, (1421), 288 states have return successors, (1412), 1392 states have call predecessors, (1412), 1412 states have call successors, (1412) [2022-11-03 02:24:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-03 02:24:24,779 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:24,779 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:24:24,780 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)] === [2022-11-03 02:24:24,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:24,786 INFO L85 PathProgramCache]: Analyzing trace with hash 999338292, now seen corresponding path program 1 times [2022-11-03 02:24:24,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:24,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529461851] [2022-11-03 02:24:24,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:24,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2022-11-03 02:24:27,040 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:27,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529461851] [2022-11-03 02:24:27,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529461851] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:27,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:27,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:24:27,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106010210] [2022-11-03 02:24:27,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:27,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:24:27,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:27,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:24:27,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:24:27,099 INFO L87 Difference]: Start difference. First operand has 4703 states, 2992 states have (on average 1.3489304812834224) internal successors, (4036), 3072 states have internal predecessors, (4036), 1421 states have call successors, (1421), 289 states have call predecessors, (1421), 288 states have return successors, (1412), 1392 states have call predecessors, (1412), 1412 states have call successors, (1412) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-03 02:24:29,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:32,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:34,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:38,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:40,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:44,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:50,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:52,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:55,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:59,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:25:03,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:06,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:08,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:11,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:13,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:18,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:20,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:22,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:24,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:26,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:28,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:29,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:25:29,712 INFO L93 Difference]: Finished difference Result 13424 states and 19912 transitions. [2022-11-03 02:25:29,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:25:29,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 211 [2022-11-03 02:25:29,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:25:29,802 INFO L225 Difference]: With dead ends: 13424 [2022-11-03 02:25:29,802 INFO L226 Difference]: Without dead ends: 8745 [2022-11-03 02:25:29,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:25:29,843 INFO L413 NwaCegarLoop]: 8005 mSDtfsCounter, 5948 mSDsluCounter, 6752 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 11 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5960 SdHoareTripleChecker+Valid, 13945 SdHoareTripleChecker+Invalid, 1824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:25:29,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5960 Valid, 13945 Invalid, 1824 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 1799 Invalid, 14 Unknown, 0 Unchecked, 61.9s Time] [2022-11-03 02:25:29,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8745 states. [2022-11-03 02:25:30,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8745 to 8734. [2022-11-03 02:25:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8734 states, 5581 states have (on average 1.3467120587708297) internal successors, (7516), 5721 states have internal predecessors, (7516), 2599 states have call successors, (2599), 552 states have call predecessors, (2599), 550 states have return successors, (2600), 2553 states have call predecessors, (2600), 2595 states have call successors, (2600) [2022-11-03 02:25:30,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8734 states to 8734 states and 12715 transitions. [2022-11-03 02:25:30,567 INFO L78 Accepts]: Start accepts. Automaton has 8734 states and 12715 transitions. Word has length 211 [2022-11-03 02:25:30,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:25:30,572 INFO L495 AbstractCegarLoop]: Abstraction has 8734 states and 12715 transitions. [2022-11-03 02:25:30,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-03 02:25:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 8734 states and 12715 transitions. [2022-11-03 02:25:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-11-03 02:25:30,590 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:25:30,591 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:25:30,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:25:30,592 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_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)] === [2022-11-03 02:25:30,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:25:30,593 INFO L85 PathProgramCache]: Analyzing trace with hash 908506424, now seen corresponding path program 1 times [2022-11-03 02:25:30,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:25:30,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120138162] [2022-11-03 02:25:30,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:25:30,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:25:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:25:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2022-11-03 02:25:32,496 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:25:32,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120138162] [2022-11-03 02:25:32,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120138162] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:25:32,496 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:25:32,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:25:32,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783046063] [2022-11-03 02:25:32,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:25:32,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:25:32,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:25:32,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:25:32,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:25:32,499 INFO L87 Difference]: Start difference. First operand 8734 states and 12715 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-03 02:25:34,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:39,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:41,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:49,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:51,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:52,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:53,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:02,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:21,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:23,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:31,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:34,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:26:52,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:55,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:57,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:26:59,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:02,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:06,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:10,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:11,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:15,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:17,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:21,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:23,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:26,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:28,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:30,775 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 [] [2022-11-03 02:27:32,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:32,565 INFO L93 Difference]: Finished difference Result 32123 states and 46954 transitions. [2022-11-03 02:27:32,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:27:32,566 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 231 [2022-11-03 02:27:32,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:32,731 INFO L225 Difference]: With dead ends: 32123 [2022-11-03 02:27:32,731 INFO L226 Difference]: Without dead ends: 23428 [2022-11-03 02:27:32,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:27:32,786 INFO L413 NwaCegarLoop]: 9325 mSDtfsCounter, 12093 mSDsluCounter, 17278 mSDsCounter, 0 mSdLazyCounter, 8564 mSolverCounterSat, 204 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 112.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12233 SdHoareTripleChecker+Valid, 24118 SdHoareTripleChecker+Invalid, 8786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 8564 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 118.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:32,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12233 Valid, 24118 Invalid, 8786 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [204 Valid, 8564 Invalid, 18 Unknown, 0 Unchecked, 118.5s Time] [2022-11-03 02:27:32,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23428 states. [2022-11-03 02:27:34,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23428 to 23052. [2022-11-03 02:27:34,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23052 states, 14663 states have (on average 1.34010775421128) internal successors, (19650), 15069 states have internal predecessors, (19650), 6839 states have call successors, (6839), 1552 states have call predecessors, (6839), 1546 states have return successors, (7254), 6689 states have call predecessors, (7254), 6835 states have call successors, (7254) [2022-11-03 02:27:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23052 states to 23052 states and 33743 transitions. [2022-11-03 02:27:34,419 INFO L78 Accepts]: Start accepts. Automaton has 23052 states and 33743 transitions. Word has length 231 [2022-11-03 02:27:34,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:34,420 INFO L495 AbstractCegarLoop]: Abstraction has 23052 states and 33743 transitions. [2022-11-03 02:27:34,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-03 02:27:34,421 INFO L276 IsEmpty]: Start isEmpty. Operand 23052 states and 33743 transitions. [2022-11-03 02:27:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-03 02:27:34,429 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:34,429 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:27:34,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:27:34,430 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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)] === [2022-11-03 02:27:34,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:34,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1477325730, now seen corresponding path program 1 times [2022-11-03 02:27:34,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:27:34,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23865379] [2022-11-03 02:27:34,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:34,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:27:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:35,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-11-03 02:27:35,903 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:27:35,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23865379] [2022-11-03 02:27:35,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23865379] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:35,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:35,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:27:35,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258370253] [2022-11-03 02:27:35,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:35,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:27:35,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:27:35,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:27:35,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:27:35,905 INFO L87 Difference]: Start difference. First operand 23052 states and 33743 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-03 02:27:38,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:41,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:44,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:47,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:52,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:55,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:02,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:04,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:08,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:11,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:28:13,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:16,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:21,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:24,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:26,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:30,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:32,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:35,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:38,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:39,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:43,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:44,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:47,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:47,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:28:47,380 INFO L93 Difference]: Finished difference Result 68644 states and 101746 transitions. [2022-11-03 02:28:47,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:28:47,381 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 240 [2022-11-03 02:28:47,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:28:47,698 INFO L225 Difference]: With dead ends: 68644 [2022-11-03 02:28:47,698 INFO L226 Difference]: Without dead ends: 45631 [2022-11-03 02:28:48,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:28:48,047 INFO L413 NwaCegarLoop]: 8868 mSDtfsCounter, 6368 mSDsluCounter, 6840 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 6 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6373 SdHoareTripleChecker+Valid, 14885 SdHoareTripleChecker+Invalid, 1991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:28:48,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6373 Valid, 14885 Invalid, 1991 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6 Valid, 1968 Invalid, 17 Unknown, 0 Unchecked, 69.6s Time] [2022-11-03 02:28:48,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45631 states. [2022-11-03 02:28:50,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45631 to 45563. [2022-11-03 02:28:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45563 states, 29013 states have (on average 1.3402267948850515) internal successors, (38884), 29802 states have internal predecessors, (38884), 13478 states have call successors, (13478), 3077 states have call predecessors, (13478), 3068 states have return successors, (15597), 13189 states have call predecessors, (15597), 13474 states have call successors, (15597) [2022-11-03 02:28:51,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45563 states to 45563 states and 67959 transitions. [2022-11-03 02:28:51,511 INFO L78 Accepts]: Start accepts. Automaton has 45563 states and 67959 transitions. Word has length 240 [2022-11-03 02:28:51,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:28:51,513 INFO L495 AbstractCegarLoop]: Abstraction has 45563 states and 67959 transitions. [2022-11-03 02:28:51,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-03 02:28:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 45563 states and 67959 transitions. [2022-11-03 02:28:51,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-11-03 02:28:51,526 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:28:51,526 INFO L195 NwaCegarLoop]: trace histogram [20, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:28:51,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:28:51,527 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_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)] === [2022-11-03 02:28:51,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:28:51,531 INFO L85 PathProgramCache]: Analyzing trace with hash -898641497, now seen corresponding path program 1 times [2022-11-03 02:28:51,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:28:51,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081825572] [2022-11-03 02:28:51,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:28:51,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:28:52,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:53,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1412 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-11-03 02:28:53,127 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:28:53,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081825572] [2022-11-03 02:28:53,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081825572] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:28:53,127 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:28:53,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:28:53,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143730230] [2022-11-03 02:28:53,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:28:53,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:28:53,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:28:53,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:28:53,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:28:53,129 INFO L87 Difference]: Start difference. First operand 45563 states and 67959 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-03 02:28:55,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:58,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:05,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:08,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:11,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:15,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:22,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:24,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:27,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:31,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:29:38,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:40,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:42,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:45,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:48,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:51,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:52,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:53,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:56,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:57,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:59,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:29:59,149 INFO L93 Difference]: Finished difference Result 112194 states and 166868 transitions. [2022-11-03 02:29:59,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:29:59,151 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 257 [2022-11-03 02:29:59,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:29:59,621 INFO L225 Difference]: With dead ends: 112194 [2022-11-03 02:29:59,621 INFO L226 Difference]: Without dead ends: 66670 [2022-11-03 02:30:00,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:30:00,051 INFO L413 NwaCegarLoop]: 9843 mSDtfsCounter, 5833 mSDsluCounter, 6745 mSDsCounter, 0 mSdLazyCounter, 2228 mSolverCounterSat, 19 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5841 SdHoareTripleChecker+Valid, 15778 SdHoareTripleChecker+Invalid, 2261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 2228 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:30:00,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5841 Valid, 15778 Invalid, 2261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 2228 Invalid, 14 Unknown, 0 Unchecked, 63.0s Time] [2022-11-03 02:30:00,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66670 states. [2022-11-03 02:30:04,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66670 to 66625. [2022-11-03 02:30:04,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66625 states, 42498 states have (on average 1.338651230646148) internal successors, (56890), 43688 states have internal predecessors, (56890), 19568 states have call successors, (19568), 4585 states have call predecessors, (19568), 4555 states have return successors, (22262), 19102 states have call predecessors, (22262), 19564 states have call successors, (22262) [2022-11-03 02:30:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66625 states to 66625 states and 98720 transitions. [2022-11-03 02:30:04,941 INFO L78 Accepts]: Start accepts. Automaton has 66625 states and 98720 transitions. Word has length 257 [2022-11-03 02:30:05,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:30:05,255 INFO L495 AbstractCegarLoop]: Abstraction has 66625 states and 98720 transitions. [2022-11-03 02:30:05,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-03 02:30:05,256 INFO L276 IsEmpty]: Start isEmpty. Operand 66625 states and 98720 transitions. [2022-11-03 02:30:05,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-03 02:30:05,282 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:30:05,282 INFO L195 NwaCegarLoop]: trace histogram [23, 19, 19, 19, 19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:30:05,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:30:05,283 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-03 02:30:05,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:30:05,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1850460048, now seen corresponding path program 1 times [2022-11-03 02:30:05,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:30:05,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974534318] [2022-11-03 02:30:05,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:30:05,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:30:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:30:06,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1541 trivial. 0 not checked. [2022-11-03 02:30:06,985 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:30:06,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974534318] [2022-11-03 02:30:06,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974534318] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:30:06,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:30:06,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:30:06,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507693536] [2022-11-03 02:30:06,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:30:06,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:30:06,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:30:06,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:30:06,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:30:06,987 INFO L87 Difference]: Start difference. First operand 66625 states and 98720 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-03 02:30:09,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:11,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:19,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:21,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:23,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:27,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:30,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:35,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:37,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:39,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:43,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-03 02:30:50,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:52,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:55,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:57,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:00,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:04,914 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 [] [2022-11-03 02:31:05,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:31:05,554 INFO L93 Difference]: Finished difference Result 118940 states and 177517 transitions. [2022-11-03 02:31:05,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:31:05,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 263 [2022-11-03 02:31:05,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:31:06,134 INFO L225 Difference]: With dead ends: 118940 [2022-11-03 02:31:06,134 INFO L226 Difference]: Without dead ends: 73404 [2022-11-03 02:31:06,577 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:31:06,578 INFO L413 NwaCegarLoop]: 6901 mSDtfsCounter, 878 mSDsluCounter, 6961 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 5 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1172 SdHoareTripleChecker+Valid, 13039 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:31:06,578 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1172 Valid, 13039 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1778 Invalid, 15 Unknown, 0 Unchecked, 55.5s Time] [2022-11-03 02:31:06,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73404 states.