./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3eabf9223369a4133b2add72c0b71a01ceb617c9bc4081cd5107bb51f78aed61 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 16:19:50,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 16:19:50,340 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 16:19:50,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 16:19:50,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 16:19:50,387 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 16:19:50,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 16:19:50,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 16:19:50,390 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 16:19:50,391 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 16:19:50,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 16:19:50,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 16:19:50,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 16:19:50,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 16:19:50,392 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 16:19:50,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 16:19:50,395 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 16:19:50,396 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 16:19:50,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 16:19:50,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 16:19:50,396 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 16:19:50,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 16:19:50,397 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 16:19:50,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 16:19:50,397 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 16:19:50,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 16:19:50,397 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 16:19:50,397 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 16:19:50,398 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 16:19:50,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:19:50,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 16:19:50,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 16:19:50,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 16:19:50,398 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 16:19:50,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 16:19:50,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 16:19:50,399 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 16:19:50,399 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 16:19:50,399 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 16:19:50,399 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eabf9223369a4133b2add72c0b71a01ceb617c9bc4081cd5107bb51f78aed61 [2024-11-22 16:19:50,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 16:19:50,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 16:19:50,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 16:19:50,615 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 16:19:50,616 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 16:19:50,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2024-11-22 16:19:51,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 16:19:52,432 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 16:19:52,433 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2024-11-22 16:19:52,491 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afa223dbf/0a528bc12282409fba9be020531cf56a/FLAG111f569be [2024-11-22 16:19:52,514 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afa223dbf/0a528bc12282409fba9be020531cf56a [2024-11-22 16:19:52,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 16:19:52,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 16:19:52,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 16:19:52,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 16:19:52,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 16:19:52,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:19:52" (1/1) ... [2024-11-22 16:19:52,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4097cb26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:52, skipping insertion in model container [2024-11-22 16:19:52,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:19:52" (1/1) ... [2024-11-22 16:19:52,684 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 16:19:54,888 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392538,392551] [2024-11-22 16:19:54,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392707,392720] [2024-11-22 16:19:54,893 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392874,392887] [2024-11-22 16:19:54,893 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[393042,393055] [2024-11-22 16:19:54,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:19:54,940 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 16:19:55,015 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5228] [2024-11-22 16:19:55,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5235] [2024-11-22 16:19:55,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5242] [2024-11-22 16:19:55,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5441] [2024-11-22 16:19:55,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5449] [2024-11-22 16:19:55,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5456] [2024-11-22 16:19:55,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5463] [2024-11-22 16:19:55,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [5648-5649] [2024-11-22 16:19:55,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5655] [2024-11-22 16:19:55,037 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (164), "i" (12UL)); [6075-6076] [2024-11-22 16:19:55,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (180), "i" (12UL)); [6104-6105] [2024-11-22 16:19:55,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (210), "i" (12UL)); [6144-6145] [2024-11-22 16:19:55,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (229), "i" (12UL)); [6171-6172] [2024-11-22 16:19:55,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (269), "i" (12UL)); [6248-6249] [2024-11-22 16:19:55,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (303), "i" (12UL)); [6318-6319] [2024-11-22 16:19:55,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (335), "i" (12UL)); [6389-6390] [2024-11-22 16:19:55,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (369), "i" (12UL)); [6460-6461] [2024-11-22 16:19:55,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (811), "i" (12UL)); [7126-7127] [2024-11-22 16:19:55,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (812), "i" (12UL)); [7138-7139] [2024-11-22 16:19:55,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8235] [2024-11-22 16:19:55,161 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8536] [2024-11-22 16:19:55,181 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2273), "i" (12UL)); [9304-9305] [2024-11-22 16:19:55,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2275), "i" (12UL)); [9318-9319] [2024-11-22 16:19:55,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2276), "i" (12UL)); [9330-9331] [2024-11-22 16:19:55,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/net/ethernet/smsc/smsc911x.c"), "i" (2277), "i" (12UL)); [9342-9343] [2024-11-22 16:19:55,245 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392538,392551] [2024-11-22 16:19:55,246 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392707,392720] [2024-11-22 16:19:55,247 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[392874,392887] [2024-11-22 16:19:55,247 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i[393042,393055] [2024-11-22 16:19:55,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:19:55,490 INFO L204 MainTranslator]: Completed translation [2024-11-22 16:19:55,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55 WrapperNode [2024-11-22 16:19:55,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 16:19:55,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 16:19:55,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 16:19:55,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 16:19:55,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:55,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:55,790 INFO L138 Inliner]: procedures = 549, calls = 2157, calls flagged for inlining = 287, calls inlined = 262, statements flattened = 7364 [2024-11-22 16:19:55,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 16:19:55,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 16:19:55,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 16:19:55,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 16:19:55,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:55,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:55,840 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,048 INFO L175 MemorySlicer]: Split 660 memory accesses to 8 slices as follows [567, 8, 44, 8, 1, 2, 4, 26]. 86 percent of accesses are in the largest equivalence class. The 34 initializations are split as follows [15, 8, 0, 8, 1, 2, 0, 0]. The 275 writes are split as follows [249, 0, 0, 0, 0, 0, 2, 24]. [2024-11-22 16:19:57,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,049 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 16:19:57,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 16:19:57,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 16:19:57,277 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 16:19:57,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (1/1) ... [2024-11-22 16:19:57,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:19:57,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 16:19:57,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 16:19:57,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 16:19:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 16:19:57,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 16:19:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_94 [2024-11-22 16:19:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_94 [2024-11-22 16:19:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 16:19:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 16:19:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-22 16:19:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-22 16:19:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_76 [2024-11-22 16:19:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_76 [2024-11-22 16:19:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:19:57,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:19:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-22 16:19:57,347 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-22 16:19:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2024-11-22 16:19:57,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2024-11-22 16:19:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2024-11-22 16:19:57,347 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2024-11-22 16:19:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2024-11-22 16:19:57,347 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2024-11-22 16:19:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-22 16:19:57,347 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-22 16:19:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-22 16:19:57,347 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-22 16:19:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2024-11-22 16:19:57,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2024-11-22 16:19:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2024-11-22 16:19:57,348 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2024-11-22 16:19:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2024-11-22 16:19:57,348 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2024-11-22 16:19:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-22 16:19:57,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-22 16:19:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-22 16:19:57,348 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-22 16:19:57,348 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-22 16:19:57,349 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-22 16:19:57,349 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-22 16:19:57,349 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-22 16:19:57,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-22 16:19:57,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-22 16:19:57,349 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-22 16:19:57,349 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-22 16:19:57,349 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2024-11-22 16:19:57,349 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2024-11-22 16:19:57,349 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2024-11-22 16:19:57,349 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2024-11-22 16:19:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2024-11-22 16:19:57,350 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2024-11-22 16:19:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2024-11-22 16:19:57,350 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2024-11-22 16:19:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 16:19:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-22 16:19:57,350 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-22 16:19:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2024-11-22 16:19:57,350 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2024-11-22 16:19:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2024-11-22 16:19:57,350 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2024-11-22 16:19:57,350 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 16:19:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 16:19:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-22 16:19:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-22 16:19:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2024-11-22 16:19:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2024-11-22 16:19:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2024-11-22 16:19:57,351 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2024-11-22 16:19:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 16:19:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 16:19:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 16:19:57,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2024-11-22 16:19:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-22 16:19:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2024-11-22 16:19:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 16:19:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-22 16:19:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2024-11-22 16:19:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 16:19:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-22 16:19:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-22 16:19:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-22 16:19:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-22 16:19:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2024-11-22 16:19:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2024-11-22 16:19:57,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 16:19:57,356 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2024-11-22 16:19:57,357 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-22 16:19:57,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 16:19:57,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 16:19:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 16:19:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 16:19:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:19:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:19:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:19:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:19:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2024-11-22 16:19:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2024-11-22 16:19:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2024-11-22 16:19:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2024-11-22 16:19:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-22 16:19:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-22 16:19:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-22 16:19:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-22 16:19:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-22 16:19:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-22 16:19:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-22 16:19:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-22 16:19:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2024-11-22 16:19:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2024-11-22 16:19:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2024-11-22 16:19:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2024-11-22 16:19:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2024-11-22 16:19:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2024-11-22 16:19:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-22 16:19:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-22 16:19:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-22 16:19:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-22 16:19:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-11-22 16:19:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-11-22 16:19:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 16:19:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 16:19:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-22 16:19:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-22 16:19:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-22 16:19:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-22 16:19:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2024-11-22 16:19:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2024-11-22 16:19:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-22 16:19:57,361 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2024-11-22 16:19:57,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2024-11-22 16:19:57,361 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 16:19:57,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 16:19:57,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 16:19:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2024-11-22 16:19:57,362 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2024-11-22 16:19:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2024-11-22 16:19:57,362 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2024-11-22 16:19:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2024-11-22 16:19:57,362 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2024-11-22 16:19:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2024-11-22 16:19:57,362 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2024-11-22 16:19:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:19:57,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:19:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2024-11-22 16:19:57,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2024-11-22 16:19:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2024-11-22 16:19:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2024-11-22 16:19:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2024-11-22 16:19:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2024-11-22 16:19:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2024-11-22 16:19:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2024-11-22 16:19:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_93 [2024-11-22 16:19:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_93 [2024-11-22 16:19:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2024-11-22 16:19:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2024-11-22 16:19:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2024-11-22 16:19:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2024-11-22 16:19:57,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-22 16:19:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-22 16:19:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-22 16:19:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-22 16:19:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-22 16:19:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-22 16:19:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-22 16:19:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-22 16:19:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-22 16:19:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-22 16:19:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-22 16:19:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-22 16:19:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-22 16:19:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-22 16:19:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-22 16:19:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-22 16:19:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-22 16:19:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-22 16:19:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2024-11-22 16:19:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2024-11-22 16:19:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2024-11-22 16:19:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2024-11-22 16:19:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 16:19:57,365 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-22 16:19:57,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2024-11-22 16:19:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2024-11-22 16:19:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2024-11-22 16:19:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2024-11-22 16:19:57,366 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 16:19:57,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2024-11-22 16:19:57,367 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2024-11-22 16:19:57,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2024-11-22 16:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-22 16:19:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-22 16:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2024-11-22 16:19:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2024-11-22 16:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-22 16:19:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-22 16:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-22 16:19:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-22 16:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-22 16:19:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-22 16:19:57,368 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-22 16:19:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-22 16:19:57,369 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2024-11-22 16:19:57,369 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2024-11-22 16:19:57,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 16:19:57,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 16:19:57,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 16:19:57,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 16:19:57,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 16:19:57,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2024-11-22 16:19:57,370 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 16:19:57,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-22 16:19:57,370 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2024-11-22 16:19:57,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2024-11-22 16:19:57,370 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2024-11-22 16:19:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2024-11-22 16:19:57,371 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2024-11-22 16:19:57,371 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2024-11-22 16:19:57,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2024-11-22 16:19:57,371 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2024-11-22 16:19:57,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2024-11-22 16:19:57,371 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2024-11-22 16:19:57,371 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2024-11-22 16:19:57,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-22 16:19:57,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-22 16:19:57,371 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2024-11-22 16:19:57,371 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2024-11-22 16:19:57,371 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-11-22 16:19:57,371 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-22 16:19:57,372 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2024-11-22 16:19:57,372 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2024-11-22 16:19:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-22 16:19:57,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-22 16:19:57,373 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-22 16:19:57,373 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-22 16:19:58,150 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 16:19:58,154 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 16:19:58,220 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 16:20:08,740 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-22 16:20:10,014 INFO L? ?]: Removed 2969 outVars from TransFormulas that were not future-live. [2024-11-22 16:20:10,014 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 16:20:10,071 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 16:20:10,071 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-22 16:20:10,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:10 BoogieIcfgContainer [2024-11-22 16:20:10,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 16:20:10,076 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 16:20:10,076 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 16:20:10,080 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 16:20:10,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:19:52" (1/3) ... [2024-11-22 16:20:10,081 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1249d60c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:10, skipping insertion in model container [2024-11-22 16:20:10,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:19:55" (2/3) ... [2024-11-22 16:20:10,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1249d60c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:10, skipping insertion in model container [2024-11-22 16:20:10,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:10" (3/3) ... [2024-11-22 16:20:10,083 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2024-11-22 16:20:10,096 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 16:20:10,097 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-22 16:20:10,313 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 16:20:10,323 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@3b6ba0fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 16:20:10,324 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-22 16:20:10,339 INFO L276 IsEmpty]: Start isEmpty. Operand has 3080 states, 2171 states have (on average 1.3146015660985721) internal successors, (2854), 2202 states have internal predecessors, (2854), 783 states have call successors, (783), 126 states have call predecessors, (783), 125 states have return successors, (774), 765 states have call predecessors, (774), 774 states have call successors, (774) [2024-11-22 16:20:10,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-22 16:20:10,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:10,363 INFO L215 NwaCegarLoop]: trace histogram [20, 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] [2024-11-22 16:20:10,363 INFO L396 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:20:10,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:10,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1720645666, now seen corresponding path program 1 times [2024-11-22 16:20:10,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:10,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714003746] [2024-11-22 16:20:10,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:10,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-22 16:20:14,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:14,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714003746] [2024-11-22 16:20:14,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714003746] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:14,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:14,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:14,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211516362] [2024-11-22 16:20:14,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:14,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:14,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:14,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:14,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:14,213 INFO L87 Difference]: Start difference. First operand has 3080 states, 2171 states have (on average 1.3146015660985721) internal successors, (2854), 2202 states have internal predecessors, (2854), 783 states have call successors, (783), 126 states have call predecessors, (783), 125 states have return successors, (774), 765 states have call predecessors, (774), 774 states have call successors, (774) Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2024-11-22 16:20:18,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:20:18,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:18,881 INFO L93 Difference]: Finished difference Result 9036 states and 13519 transitions. [2024-11-22 16:20:18,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:18,884 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 237 [2024-11-22 16:20:18,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:18,930 INFO L225 Difference]: With dead ends: 9036 [2024-11-22 16:20:18,931 INFO L226 Difference]: Without dead ends: 5986 [2024-11-22 16:20:18,959 INFO L431 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 [2024-11-22 16:20:18,963 INFO L432 NwaCegarLoop]: 4366 mSDtfsCounter, 4187 mSDsluCounter, 4296 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4187 SdHoareTripleChecker+Valid, 8662 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:18,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4187 Valid, 8662 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-22 16:20:18,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5986 states. [2024-11-22 16:20:19,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5986 to 5982. [2024-11-22 16:20:19,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5982 states, 4241 states have (on average 1.295449186512615) internal successors, (5494), 4302 states have internal predecessors, (5494), 1492 states have call successors, (1492), 247 states have call predecessors, (1492), 246 states have return successors, (1488), 1470 states have call predecessors, (1488), 1488 states have call successors, (1488) [2024-11-22 16:20:19,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5982 states to 5982 states and 8474 transitions. [2024-11-22 16:20:19,266 INFO L78 Accepts]: Start accepts. Automaton has 5982 states and 8474 transitions. Word has length 237 [2024-11-22 16:20:19,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:19,266 INFO L471 AbstractCegarLoop]: Abstraction has 5982 states and 8474 transitions. [2024-11-22 16:20:19,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2024-11-22 16:20:19,267 INFO L276 IsEmpty]: Start isEmpty. Operand 5982 states and 8474 transitions. [2024-11-22 16:20:19,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-22 16:20:19,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:19,275 INFO L215 NwaCegarLoop]: trace histogram [20, 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] [2024-11-22 16:20:19,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 16:20:19,276 INFO L396 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:20:19,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:19,277 INFO L85 PathProgramCache]: Analyzing trace with hash -509011874, now seen corresponding path program 1 times [2024-11-22 16:20:19,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:19,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795035356] [2024-11-22 16:20:19,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:19,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-22 16:20:22,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:22,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795035356] [2024-11-22 16:20:22,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795035356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:22,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:22,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:22,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469791960] [2024-11-22 16:20:22,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:22,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:22,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:22,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:22,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:22,068 INFO L87 Difference]: Start difference. First operand 5982 states and 8474 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-22 16:20:26,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:20:26,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:26,660 INFO L93 Difference]: Finished difference Result 17766 states and 25264 transitions. [2024-11-22 16:20:26,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:26,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 241 [2024-11-22 16:20:26,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:26,736 INFO L225 Difference]: With dead ends: 17766 [2024-11-22 16:20:26,737 INFO L226 Difference]: Without dead ends: 11827 [2024-11-22 16:20:26,769 INFO L431 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 [2024-11-22 16:20:26,771 INFO L432 NwaCegarLoop]: 4893 mSDtfsCounter, 4252 mSDsluCounter, 4265 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4252 SdHoareTripleChecker+Valid, 9158 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:26,771 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4252 Valid, 9158 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-22 16:20:26,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11827 states. [2024-11-22 16:20:27,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11827 to 11797. [2024-11-22 16:20:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11797 states, 8384 states have (on average 1.2971135496183206) internal successors, (10875), 8512 states have internal predecessors, (10875), 2923 states have call successors, (2923), 492 states have call predecessors, (2923), 487 states have return successors, (3007), 2868 states have call predecessors, (3007), 2919 states have call successors, (3007) [2024-11-22 16:20:27,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11797 states to 11797 states and 16805 transitions. [2024-11-22 16:20:27,257 INFO L78 Accepts]: Start accepts. Automaton has 11797 states and 16805 transitions. Word has length 241 [2024-11-22 16:20:27,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:27,259 INFO L471 AbstractCegarLoop]: Abstraction has 11797 states and 16805 transitions. [2024-11-22 16:20:27,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-22 16:20:27,259 INFO L276 IsEmpty]: Start isEmpty. Operand 11797 states and 16805 transitions. [2024-11-22 16:20:27,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-22 16:20:27,264 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:27,265 INFO L215 NwaCegarLoop]: trace histogram [20, 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] [2024-11-22 16:20:27,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 16:20:27,265 INFO L396 AbstractCegarLoop]: === Iteration 3 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:20:27,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:27,266 INFO L85 PathProgramCache]: Analyzing trace with hash 655944052, now seen corresponding path program 1 times [2024-11-22 16:20:27,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:27,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687266393] [2024-11-22 16:20:27,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:27,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:30,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-22 16:20:30,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:30,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687266393] [2024-11-22 16:20:30,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687266393] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:30,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:30,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:30,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298295107] [2024-11-22 16:20:30,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:30,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:30,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:30,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:30,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:30,243 INFO L87 Difference]: Start difference. First operand 11797 states and 16805 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-22 16:20:34,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:20:35,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:35,813 INFO L93 Difference]: Finished difference Result 34063 states and 48469 transitions. [2024-11-22 16:20:35,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:35,817 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 248 [2024-11-22 16:20:35,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:35,953 INFO L225 Difference]: With dead ends: 34063 [2024-11-22 16:20:35,953 INFO L226 Difference]: Without dead ends: 22309 [2024-11-22 16:20:36,020 INFO L431 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 [2024-11-22 16:20:36,024 INFO L432 NwaCegarLoop]: 5576 mSDtfsCounter, 3891 mSDsluCounter, 4230 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3891 SdHoareTripleChecker+Valid, 9806 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:36,024 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3891 Valid, 9806 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-22 16:20:36,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22309 states. [2024-11-22 16:20:36,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22309 to 22275. [2024-11-22 16:20:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22275 states, 15788 states have (on average 1.2929440081074233) internal successors, (20413), 16034 states have internal predecessors, (20413), 5533 states have call successors, (5533), 960 states have call predecessors, (5533), 951 states have return successors, (5621), 5426 states have call predecessors, (5621), 5529 states have call successors, (5621) [2024-11-22 16:20:37,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22275 states to 22275 states and 31567 transitions. [2024-11-22 16:20:37,127 INFO L78 Accepts]: Start accepts. Automaton has 22275 states and 31567 transitions. Word has length 248 [2024-11-22 16:20:37,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:37,130 INFO L471 AbstractCegarLoop]: Abstraction has 22275 states and 31567 transitions. [2024-11-22 16:20:37,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-22 16:20:37,131 INFO L276 IsEmpty]: Start isEmpty. Operand 22275 states and 31567 transitions. [2024-11-22 16:20:37,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-22 16:20:37,134 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:37,134 INFO L215 NwaCegarLoop]: trace histogram [20, 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] [2024-11-22 16:20:37,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 16:20:37,135 INFO L396 AbstractCegarLoop]: === Iteration 4 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:20:37,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:37,137 INFO L85 PathProgramCache]: Analyzing trace with hash 866401126, now seen corresponding path program 1 times [2024-11-22 16:20:37,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:37,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992603937] [2024-11-22 16:20:37,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:37,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:39,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:39,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2024-11-22 16:20:39,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:39,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992603937] [2024-11-22 16:20:39,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992603937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:39,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:39,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:39,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903160840] [2024-11-22 16:20:39,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:39,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:39,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:39,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:39,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:39,426 INFO L87 Difference]: Start difference. First operand 22275 states and 31567 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-22 16:20:43,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:20:45,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:45,171 INFO L93 Difference]: Finished difference Result 62711 states and 89089 transitions. [2024-11-22 16:20:45,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:45,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 248 [2024-11-22 16:20:45,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:45,392 INFO L225 Difference]: With dead ends: 62711 [2024-11-22 16:20:45,392 INFO L226 Difference]: Without dead ends: 40479 [2024-11-22 16:20:45,496 INFO L431 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 [2024-11-22 16:20:45,498 INFO L432 NwaCegarLoop]: 4550 mSDtfsCounter, 3728 mSDsluCounter, 4196 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3728 SdHoareTripleChecker+Valid, 8746 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:45,499 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3728 Valid, 8746 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 89 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-22 16:20:45,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40479 states. [2024-11-22 16:20:47,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40479 to 40437. [2024-11-22 16:20:47,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40437 states, 28472 states have (on average 1.29049592582186) internal successors, (36743), 28944 states have internal predecessors, (36743), 10147 states have call successors, (10147), 1844 states have call predecessors, (10147), 1815 states have return successors, (10603), 9904 states have call predecessors, (10603), 10143 states have call successors, (10603) [2024-11-22 16:20:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40437 states to 40437 states and 57493 transitions. [2024-11-22 16:20:47,518 INFO L78 Accepts]: Start accepts. Automaton has 40437 states and 57493 transitions. Word has length 248 [2024-11-22 16:20:47,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:47,519 INFO L471 AbstractCegarLoop]: Abstraction has 40437 states and 57493 transitions. [2024-11-22 16:20:47,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-22 16:20:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 40437 states and 57493 transitions. [2024-11-22 16:20:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-22 16:20:47,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:47,524 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2024-11-22 16:20:47,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 16:20:47,525 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:20:47,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:47,525 INFO L85 PathProgramCache]: Analyzing trace with hash 421400152, now seen corresponding path program 1 times [2024-11-22 16:20:47,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:47,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907717160] [2024-11-22 16:20:47,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:47,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:50,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2024-11-22 16:20:50,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:50,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907717160] [2024-11-22 16:20:50,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907717160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:50,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:50,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:50,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478783412] [2024-11-22 16:20:50,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:50,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:50,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:50,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:50,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:50,119 INFO L87 Difference]: Start difference. First operand 40437 states and 57493 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-22 16:20:54,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:20:55,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:55,870 INFO L93 Difference]: Finished difference Result 100829 states and 143261 transitions. [2024-11-22 16:20:55,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:55,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 264 [2024-11-22 16:20:55,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:56,277 INFO L225 Difference]: With dead ends: 100829 [2024-11-22 16:20:56,277 INFO L226 Difference]: Without dead ends: 60435 [2024-11-22 16:20:56,692 INFO L431 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 [2024-11-22 16:20:56,694 INFO L432 NwaCegarLoop]: 4431 mSDtfsCounter, 4193 mSDsluCounter, 4291 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4193 SdHoareTripleChecker+Valid, 8722 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:56,694 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4193 Valid, 8722 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-22 16:20:56,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60435 states. [2024-11-22 16:20:59,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60435 to 60377. [2024-11-22 16:20:59,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60377 states, 42521 states have (on average 1.2885632981350392) internal successors, (54791), 43256 states have internal predecessors, (54791), 15103 states have call successors, (15103), 2793 states have call predecessors, (15103), 2750 states have return successors, (15789), 14711 states have call predecessors, (15789), 15099 states have call successors, (15789) [2024-11-22 16:20:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60377 states to 60377 states and 85683 transitions. [2024-11-22 16:20:59,489 INFO L78 Accepts]: Start accepts. Automaton has 60377 states and 85683 transitions. Word has length 264 [2024-11-22 16:20:59,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:59,490 INFO L471 AbstractCegarLoop]: Abstraction has 60377 states and 85683 transitions. [2024-11-22 16:20:59,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-22 16:20:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 60377 states and 85683 transitions. [2024-11-22 16:20:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-22 16:20:59,494 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:59,494 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2024-11-22 16:20:59,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 16:20:59,494 INFO L396 AbstractCegarLoop]: === Iteration 6 === 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_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-22 16:20:59,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:59,495 INFO L85 PathProgramCache]: Analyzing trace with hash -2001391270, now seen corresponding path program 1 times [2024-11-22 16:20:59,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:59,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824024692] [2024-11-22 16:20:59,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:59,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:02,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2024-11-22 16:21:02,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:02,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824024692] [2024-11-22 16:21:02,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824024692] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:02,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:02,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:02,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251007090] [2024-11-22 16:21:02,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:02,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:02,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:02,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:02,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:02,404 INFO L87 Difference]: Start difference. First operand 60377 states and 85683 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-22 16:21:06,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:21:09,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:09,301 INFO L93 Difference]: Finished difference Result 160425 states and 227599 transitions. [2024-11-22 16:21:09,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:09,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 263 [2024-11-22 16:21:09,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:09,779 INFO L225 Difference]: With dead ends: 160425 [2024-11-22 16:21:09,780 INFO L226 Difference]: Without dead ends: 100091 [2024-11-22 16:21:10,185 INFO L431 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 [2024-11-22 16:21:10,186 INFO L432 NwaCegarLoop]: 4588 mSDtfsCounter, 4193 mSDsluCounter, 4290 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4193 SdHoareTripleChecker+Valid, 8878 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-22 16:21:10,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4193 Valid, 8878 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-22 16:21:10,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100091 states.