./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 0.3.0-?-551b009-m [2025-01-09 19:44:08,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:44:08,791 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:44:08,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:44:08,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:44:08,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:44:08,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:44:08,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:44:08,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:44:08,821 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:44:08,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:44:08,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:44:08,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:44:08,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:44:08,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:44:08,822 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:44:08,823 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:44:08,823 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:44:08,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:44:08,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:44:08,824 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 [2025-01-09 19:44:09,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:44:09,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:44:09,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:44:09,047 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:44:09,047 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:44:09,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-01-09 19:44:10,164 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ddabd6366/6f0ac021ecb043f994137b420d225c19/FLAGa22074349 [2025-01-09 19:44:10,770 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:44:10,771 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-01-09 19:44:10,813 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ddabd6366/6f0ac021ecb043f994137b420d225c19/FLAGa22074349 [2025-01-09 19:44:11,236 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ddabd6366/6f0ac021ecb043f994137b420d225c19 [2025-01-09 19:44:11,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:44:11,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:44:11,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:44:11,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:44:11,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:44:11,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:44:11" (1/1) ... [2025-01-09 19:44:11,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13dfa00a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:11, skipping insertion in model container [2025-01-09 19:44:11,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:44:11" (1/1) ... [2025-01-09 19:44:11,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:44:13,464 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:44:13,505 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:44:13,574 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] [2025-01-09 19:44:13,576 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] [2025-01-09 19:44:13,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5242] [2025-01-09 19:44:13,603 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5441] [2025-01-09 19:44:13,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5449] [2025-01-09 19:44:13,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5456] [2025-01-09 19:44:13,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5463] [2025-01-09 19:44:13,608 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] [2025-01-09 19:44:13,608 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5655] [2025-01-09 19:44:13,615 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] [2025-01-09 19:44:13,618 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] [2025-01-09 19:44:13,624 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] [2025-01-09 19:44:13,625 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] [2025-01-09 19:44:13,630 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] [2025-01-09 19:44:13,632 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] [2025-01-09 19:44:13,633 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] [2025-01-09 19:44:13,634 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] [2025-01-09 19:44:13,654 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] [2025-01-09 19:44:13,654 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] [2025-01-09 19:44:13,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8235] [2025-01-09 19:44:13,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8536] [2025-01-09 19:44:13,707 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] [2025-01-09 19:44:13,707 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] [2025-01-09 19:44:13,707 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] [2025-01-09 19:44:13,708 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] [2025-01-09 19:44:13,788 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,789 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,789 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,789 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2025-01-09 19:44:13,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:44:13,988 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:44:13,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13 WrapperNode [2025-01-09 19:44:13,990 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:44:13,991 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:44:13,991 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:44:13,991 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:44:13,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:14,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:14,323 INFO L138 Inliner]: procedures = 549, calls = 2157, calls flagged for inlining = 287, calls inlined = 262, statements flattened = 7126 [2025-01-09 19:44:14,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:44:14,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:44:14,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:44:14,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:44:14,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:14,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:14,353 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,449 INFO L175 MemorySlicer]: Split 660 memory accesses to 8 slices as follows [4, 8, 8, 1, 2, 44, 567, 26]. 86 percent of accesses are in the largest equivalence class. The 34 initializations are split as follows [0, 8, 8, 1, 2, 0, 15, 0]. The 275 writes are split as follows [2, 0, 0, 0, 0, 0, 249, 24]. [2025-01-09 19:44:15,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,450 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,536 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,617 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:44:15,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:44:15,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:44:15,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:44:15,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (1/1) ... [2025-01-09 19:44:15,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:44:15,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:44:15,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:44:15,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:44:15,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:44:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:44:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_94 [2025-01-09 19:44:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_94 [2025-01-09 19:44:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:44:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:44:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-01-09 19:44:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-01-09 19:44:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_76 [2025-01-09 19:44:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_76 [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:44:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-01-09 19:44:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2025-01-09 19:44:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2025-01-09 19:44:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2025-01-09 19:44:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2025-01-09 19:44:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-01-09 19:44:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-01-09 19:44:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_mac_lock_of_smsc911x_data [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2025-01-09 19:44:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2025-01-09 19:44:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2025-01-09 19:44:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2025-01-09 19:44:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:44:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:44:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-01-09 19:44:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-01-09 19:44:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2025-01-09 19:44:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_mac_lock_of_smsc911x_data [2025-01-09 19:44:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2025-01-09 19:44:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2025-01-09 19:44:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:44:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:44:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2025-01-09 19:44:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-01-09 19:44:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2025-01-09 19:44:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:44:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:44:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 19:44:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 19:44:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-01-09 19:44:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2025-01-09 19:44:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-01-09 19:44:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:44:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:44:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:44:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:44:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:44:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2025-01-09 19:44:15,749 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2025-01-09 19:44:15,749 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2025-01-09 19:44:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2025-01-09 19:44:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2025-01-09 19:44:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2025-01-09 19:44:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-01-09 19:44:15,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-01-09 19:44:15,750 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2025-01-09 19:44:15,751 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2025-01-09 19:44:15,751 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_is_locked_mac_lock_of_smsc911x_data [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_dev_lock_of_smsc911x_data [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_93 [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_93 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2025-01-09 19:44:15,752 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:44:15,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:44:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:44:15,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:44:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:44:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:44:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:44:15,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:44:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:44:15,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2025-01-09 19:44:15,755 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2025-01-09 19:44:15,755 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:44:15,756 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:44:15,756 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-01-09 19:44:15,758 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_smsc911x_cleanup_module_14_2 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2025-01-09 19:44:15,759 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2025-01-09 19:44:15,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:44:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:44:15,760 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2025-01-09 19:44:15,760 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2025-01-09 19:44:16,538 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:44:16,541 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:44:16,603 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:44:26,313 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:44:27,342 INFO L? ?]: Removed 2965 outVars from TransFormulas that were not future-live. [2025-01-09 19:44:27,343 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:44:27,401 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:44:27,402 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2025-01-09 19:44:27,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:44:27 BoogieIcfgContainer [2025-01-09 19:44:27,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:44:27,404 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:44:27,404 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:44:27,407 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:44:27,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:44:11" (1/3) ... [2025-01-09 19:44:27,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d163a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:44:27, skipping insertion in model container [2025-01-09 19:44:27,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:44:13" (2/3) ... [2025-01-09 19:44:27,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d163a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:44:27, skipping insertion in model container [2025-01-09 19:44:27,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:44:27" (3/3) ... [2025-01-09 19:44:27,409 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i [2025-01-09 19:44:27,420 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:44:27,423 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-smsc-smsc911x.cil.i that has 141 procedures, 3133 locations, 1 initial locations, 25 loop locations, and 3 error locations. [2025-01-09 19:44:27,511 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:44:27,523 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;@7b957615, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:44:27,523 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 19:44:27,541 INFO L276 IsEmpty]: Start isEmpty. Operand has 3068 states, 2159 states have (on average 1.316350162112089) internal successors, (2842), 2196 states have internal predecessors, (2842), 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) [2025-01-09 19:44:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2025-01-09 19:44:27,561 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:44:27,562 INFO L218 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] [2025-01-09 19:44:27,562 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)] === [2025-01-09 19:44:27,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:44:27,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1601475337, now seen corresponding path program 1 times [2025-01-09 19:44:27,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:44:27,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78923173] [2025-01-09 19:44:27,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:44:27,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:44:29,854 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 237 statements into 1 equivalence classes. [2025-01-09 19:44:30,085 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 237 of 237 statements. [2025-01-09 19:44:30,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:44:30,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:44:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-01-09 19:44:30,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:44:30,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78923173] [2025-01-09 19:44:30,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78923173] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:44:30,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:44:30,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:44:30,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944313814] [2025-01-09 19:44:30,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:44:30,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:44:30,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:44:30,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:44:30,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:44:30,657 INFO L87 Difference]: Start difference. First operand has 3068 states, 2159 states have (on average 1.316350162112089) internal successors, (2842), 2196 states have internal predecessors, (2842), 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) [2025-01-09 19:44:34,714 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 [] [2025-01-09 19:44:35,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:44:35,162 INFO L93 Difference]: Finished difference Result 9000 states and 13483 transitions. [2025-01-09 19:44:35,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:44:35,163 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 [2025-01-09 19:44:35,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:44:35,199 INFO L225 Difference]: With dead ends: 9000 [2025-01-09 19:44:35,199 INFO L226 Difference]: Without dead ends: 5962 [2025-01-09 19:44:35,224 INFO L434 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 [2025-01-09 19:44:35,225 INFO L435 NwaCegarLoop]: 4354 mSDtfsCounter, 4175 mSDsluCounter, 4284 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4175 SdHoareTripleChecker+Valid, 8638 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:44:35,227 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4175 Valid, 8638 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 19:44:35,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5962 states. [2025-01-09 19:44:35,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5962 to 5958. [2025-01-09 19:44:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5958 states, 4217 states have (on average 1.297130661607778) internal successors, (5470), 4290 states have internal predecessors, (5470), 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) [2025-01-09 19:44:35,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5958 states to 5958 states and 8450 transitions. [2025-01-09 19:44:35,541 INFO L78 Accepts]: Start accepts. Automaton has 5958 states and 8450 transitions. Word has length 237 [2025-01-09 19:44:35,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:44:35,542 INFO L471 AbstractCegarLoop]: Abstraction has 5958 states and 8450 transitions. [2025-01-09 19:44:35,543 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) [2025-01-09 19:44:35,543 INFO L276 IsEmpty]: Start isEmpty. Operand 5958 states and 8450 transitions. [2025-01-09 19:44:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2025-01-09 19:44:35,546 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:44:35,546 INFO L218 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] [2025-01-09 19:44:35,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:44:35,547 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)] === [2025-01-09 19:44:35,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:44:35,547 INFO L85 PathProgramCache]: Analyzing trace with hash 2059998555, now seen corresponding path program 1 times [2025-01-09 19:44:35,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:44:35,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134729808] [2025-01-09 19:44:35,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:44:35,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:44:37,455 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 241 statements into 1 equivalence classes. [2025-01-09 19:44:37,517 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 241 of 241 statements. [2025-01-09 19:44:37,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:44:37,518 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:44:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-01-09 19:44:37,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:44:37,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134729808] [2025-01-09 19:44:37,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134729808] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:44:37,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:44:37,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:44:37,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661874629] [2025-01-09 19:44:37,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:44:37,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:44:37,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:44:37,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:44:37,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:44:37,817 INFO L87 Difference]: Start difference. First operand 5958 states and 8450 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) [2025-01-09 19:44:41,844 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 [] [2025-01-09 19:44:42,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:44:42,269 INFO L93 Difference]: Finished difference Result 17694 states and 25192 transitions. [2025-01-09 19:44:42,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:44:42,270 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 [2025-01-09 19:44:42,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:44:42,339 INFO L225 Difference]: With dead ends: 17694 [2025-01-09 19:44:42,340 INFO L226 Difference]: Without dead ends: 11779 [2025-01-09 19:44:42,369 INFO L434 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 [2025-01-09 19:44:42,370 INFO L435 NwaCegarLoop]: 4879 mSDtfsCounter, 4240 mSDsluCounter, 4253 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4240 SdHoareTripleChecker+Valid, 9132 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 [2025-01-09 19:44:42,371 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4240 Valid, 9132 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 19:44:42,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11779 states. [2025-01-09 19:44:42,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11779 to 11749. [2025-01-09 19:44:42,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11749 states, 8336 states have (on average 1.298824376199616) internal successors, (10827), 8488 states have internal predecessors, (10827), 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) [2025-01-09 19:44:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11749 states to 11749 states and 16757 transitions. [2025-01-09 19:44:43,029 INFO L78 Accepts]: Start accepts. Automaton has 11749 states and 16757 transitions. Word has length 241 [2025-01-09 19:44:43,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:44:43,031 INFO L471 AbstractCegarLoop]: Abstraction has 11749 states and 16757 transitions. [2025-01-09 19:44:43,031 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) [2025-01-09 19:44:43,031 INFO L276 IsEmpty]: Start isEmpty. Operand 11749 states and 16757 transitions. [2025-01-09 19:44:43,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2025-01-09 19:44:43,040 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:44:43,040 INFO L218 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] [2025-01-09 19:44:43,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:44:43,040 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)] === [2025-01-09 19:44:43,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:44:43,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1175923009, now seen corresponding path program 1 times [2025-01-09 19:44:43,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:44:43,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728217995] [2025-01-09 19:44:43,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:44:43,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:44:44,969 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 248 statements into 1 equivalence classes. [2025-01-09 19:44:45,015 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 248 of 248 statements. [2025-01-09 19:44:45,016 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:44:45,016 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:44:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-01-09 19:44:45,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:44:45,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728217995] [2025-01-09 19:44:45,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728217995] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:44:45,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:44:45,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:44:45,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166111222] [2025-01-09 19:44:45,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:44:45,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:44:45,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:44:45,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:44:45,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:44:45,444 INFO L87 Difference]: Start difference. First operand 11749 states and 16757 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) [2025-01-09 19:44:49,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:44:50,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:44:50,681 INFO L93 Difference]: Finished difference Result 33919 states and 48325 transitions. [2025-01-09 19:44:50,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:44:50,681 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 [2025-01-09 19:44:50,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:44:50,794 INFO L225 Difference]: With dead ends: 33919 [2025-01-09 19:44:50,794 INFO L226 Difference]: Without dead ends: 22213 [2025-01-09 19:44:50,836 INFO L434 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 [2025-01-09 19:44:50,837 INFO L435 NwaCegarLoop]: 5896 mSDtfsCounter, 3879 mSDsluCounter, 4218 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3879 SdHoareTripleChecker+Valid, 10114 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:44:50,838 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3879 Valid, 10114 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 121 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 19:44:50,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22213 states. [2025-01-09 19:44:51,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22213 to 22179. [2025-01-09 19:44:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22179 states, 15692 states have (on average 1.2947361712974763) internal successors, (20317), 15986 states have internal predecessors, (20317), 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) [2025-01-09 19:44:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22179 states to 22179 states and 31471 transitions. [2025-01-09 19:44:51,590 INFO L78 Accepts]: Start accepts. Automaton has 22179 states and 31471 transitions. Word has length 248 [2025-01-09 19:44:51,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:44:51,591 INFO L471 AbstractCegarLoop]: Abstraction has 22179 states and 31471 transitions. [2025-01-09 19:44:51,591 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) [2025-01-09 19:44:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 22179 states and 31471 transitions. [2025-01-09 19:44:51,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2025-01-09 19:44:51,597 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:44:51,597 INFO L218 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] [2025-01-09 19:44:51,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:44:51,597 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)] === [2025-01-09 19:44:51,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:44:51,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1597203023, now seen corresponding path program 1 times [2025-01-09 19:44:51,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:44:51,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262476823] [2025-01-09 19:44:51,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:44:51,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:44:53,559 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 248 statements into 1 equivalence classes. [2025-01-09 19:44:53,608 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 248 of 248 statements. [2025-01-09 19:44:53,608 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:44:53,608 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:44:53,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2025-01-09 19:44:53,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:44:53,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262476823] [2025-01-09 19:44:53,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262476823] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:44:53,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:44:53,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:44:53,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996652375] [2025-01-09 19:44:53,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:44:53,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:44:53,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:44:53,806 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:44:53,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:44:53,807 INFO L87 Difference]: Start difference. First operand 22179 states and 31471 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) [2025-01-09 19:44:57,836 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 [] [2025-01-09 19:44:59,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:44:59,364 INFO L93 Difference]: Finished difference Result 62429 states and 88807 transitions. [2025-01-09 19:44:59,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:44:59,365 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 [2025-01-09 19:44:59,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:44:59,629 INFO L225 Difference]: With dead ends: 62429 [2025-01-09 19:44:59,629 INFO L226 Difference]: Without dead ends: 40293 [2025-01-09 19:44:59,718 INFO L434 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 [2025-01-09 19:44:59,720 INFO L435 NwaCegarLoop]: 4538 mSDtfsCounter, 3716 mSDsluCounter, 4184 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3716 SdHoareTripleChecker+Valid, 8722 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2025-01-09 19:44:59,721 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3716 Valid, 8722 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 89 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2025-01-09 19:44:59,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40293 states. [2025-01-09 19:45:01,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40293 to 40251. [2025-01-09 19:45:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40251 states, 28286 states have (on average 1.2924061373117444) internal successors, (36557), 28852 states have internal predecessors, (36557), 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) [2025-01-09 19:45:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40251 states to 40251 states and 57307 transitions. [2025-01-09 19:45:01,378 INFO L78 Accepts]: Start accepts. Automaton has 40251 states and 57307 transitions. Word has length 248 [2025-01-09 19:45:01,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:45:01,379 INFO L471 AbstractCegarLoop]: Abstraction has 40251 states and 57307 transitions. [2025-01-09 19:45:01,379 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) [2025-01-09 19:45:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 40251 states and 57307 transitions. [2025-01-09 19:45:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2025-01-09 19:45:01,383 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:45:01,383 INFO L218 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] [2025-01-09 19:45:01,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:45:01,384 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)] === [2025-01-09 19:45:01,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:45:01,384 INFO L85 PathProgramCache]: Analyzing trace with hash 25469346, now seen corresponding path program 1 times [2025-01-09 19:45:01,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:45:01,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120454247] [2025-01-09 19:45:01,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:45:01,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:45:03,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 262 statements into 1 equivalence classes. [2025-01-09 19:45:03,253 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 262 of 262 statements. [2025-01-09 19:45:03,254 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:45:03,254 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:45:03,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2025-01-09 19:45:03,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:45:03,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120454247] [2025-01-09 19:45:03,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120454247] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:45:03,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:45:03,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:45:03,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825347358] [2025-01-09 19:45:03,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:45:03,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:45:03,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:45:03,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:45:03,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:03,481 INFO L87 Difference]: Start difference. First operand 40251 states and 57307 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2025-01-09 19:45:07,508 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 [] [2025-01-09 19:45:08,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:45:08,723 INFO L93 Difference]: Finished difference Result 100348 states and 142780 transitions. [2025-01-09 19:45:08,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:45:08,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 262 [2025-01-09 19:45:08,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:45:08,985 INFO L225 Difference]: With dead ends: 100348 [2025-01-09 19:45:08,986 INFO L226 Difference]: Without dead ends: 60140 [2025-01-09 19:45:09,167 INFO L434 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 [2025-01-09 19:45:09,168 INFO L435 NwaCegarLoop]: 4416 mSDtfsCounter, 4181 mSDsluCounter, 4278 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4181 SdHoareTripleChecker+Valid, 8694 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:45:09,169 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4181 Valid, 8694 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2025-01-09 19:45:09,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60140 states. [2025-01-09 19:45:11,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60140 to 60098. [2025-01-09 19:45:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60098 states, 42242 states have (on average 1.2904692012688792) internal successors, (54512), 43118 states have internal predecessors, (54512), 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) [2025-01-09 19:45:11,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60098 states to 60098 states and 85404 transitions. [2025-01-09 19:45:11,725 INFO L78 Accepts]: Start accepts. Automaton has 60098 states and 85404 transitions. Word has length 262 [2025-01-09 19:45:11,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:45:11,726 INFO L471 AbstractCegarLoop]: Abstraction has 60098 states and 85404 transitions. [2025-01-09 19:45:11,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2025-01-09 19:45:11,726 INFO L276 IsEmpty]: Start isEmpty. Operand 60098 states and 85404 transitions. [2025-01-09 19:45:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2025-01-09 19:45:11,730 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:45:11,731 INFO L218 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] [2025-01-09 19:45:11,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:45:11,731 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)] === [2025-01-09 19:45:11,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:45:11,732 INFO L85 PathProgramCache]: Analyzing trace with hash -392918600, now seen corresponding path program 1 times [2025-01-09 19:45:11,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:45:11,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128223108] [2025-01-09 19:45:11,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:45:11,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:45:14,402 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 264 statements into 1 equivalence classes. [2025-01-09 19:45:14,445 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 264 of 264 statements. [2025-01-09 19:45:14,447 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:45:14,447 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:45:14,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2025-01-09 19:45:14,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:45:14,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128223108] [2025-01-09 19:45:14,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128223108] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:45:14,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:45:14,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:45:14,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995420171] [2025-01-09 19:45:14,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:45:14,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:45:14,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:45:14,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:45:14,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:14,615 INFO L87 Difference]: Start difference. First operand 60098 states and 85404 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) [2025-01-09 19:45:18,642 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 [] [2025-01-09 19:45:21,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:45:21,524 INFO L93 Difference]: Finished difference Result 159697 states and 226871 transitions. [2025-01-09 19:45:21,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:45:21,529 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 [2025-01-09 19:45:21,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:45:22,356 INFO L225 Difference]: With dead ends: 159697 [2025-01-09 19:45:22,356 INFO L226 Difference]: Without dead ends: 99642 [2025-01-09 19:45:22,597 INFO L434 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 [2025-01-09 19:45:22,598 INFO L435 NwaCegarLoop]: 4581 mSDtfsCounter, 4181 mSDsluCounter, 4279 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4181 SdHoareTripleChecker+Valid, 8860 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 [2025-01-09 19:45:22,598 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4181 Valid, 8860 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 36 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2025-01-09 19:45:22,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99642 states. [2025-01-09 19:45:25,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99642 to 99584. [2025-01-09 19:45:25,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99584 states, 69978 states have (on average 1.2889479550715939) internal successors, (90198), 71474 states have internal predecessors, (90198), 24999 states have call successors, (24999), 4675 states have call predecessors, (24999), 4604 states have return successors, (26145), 24309 states have call predecessors, (26145), 24995 states have call successors, (26145) [2025-01-09 19:45:26,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99584 states to 99584 states and 141342 transitions. [2025-01-09 19:45:26,286 INFO L78 Accepts]: Start accepts. Automaton has 99584 states and 141342 transitions. Word has length 264 [2025-01-09 19:45:26,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:45:26,287 INFO L471 AbstractCegarLoop]: Abstraction has 99584 states and 141342 transitions. [2025-01-09 19:45:26,287 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) [2025-01-09 19:45:26,287 INFO L276 IsEmpty]: Start isEmpty. Operand 99584 states and 141342 transitions. [2025-01-09 19:45:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2025-01-09 19:45:26,294 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:45:26,294 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:45:26,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:45:26,294 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2025-01-09 19:45:26,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:45:26,295 INFO L85 PathProgramCache]: Analyzing trace with hash -154263558, now seen corresponding path program 1 times [2025-01-09 19:45:26,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:45:26,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589432103] [2025-01-09 19:45:26,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:45:26,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:45:29,237 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 272 statements into 1 equivalence classes. [2025-01-09 19:45:29,297 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 272 of 272 statements. [2025-01-09 19:45:29,298 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:45:29,298 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:45:29,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1662 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1656 trivial. 0 not checked. [2025-01-09 19:45:29,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:45:29,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589432103] [2025-01-09 19:45:29,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589432103] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:45:29,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:45:29,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:45:29,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322723255] [2025-01-09 19:45:29,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:45:29,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:45:29,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:45:29,576 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:45:29,576 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:45:29,576 INFO L87 Difference]: Start difference. First operand 99584 states and 141342 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24)