./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-dnet.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 09:26:55,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 09:26:56,007 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 09:26:56,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 09:26:56,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 09:26:56,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 09:26:56,034 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 09:26:56,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 09:26:56,035 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 09:26:56,035 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 09:26:56,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 09:26:56,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 09:26:56,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 09:26:56,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 09:26:56,036 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 09:26:56,036 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 09:26:56,037 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 09:26:56,037 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:26:56,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 09:26:56,038 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 09:26:56,039 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 09:26:56,039 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/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 -> fbb6aba39a63540626ae26255eab93a5f2c0864f87ba11cb320579066e7aefd2 [2025-03-17 09:26:56,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 09:26:56,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 09:26:56,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 09:26:56,291 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 09:26:56,292 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 09:26:56,293 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2025-03-17 09:26:57,514 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74d06e32/a888971b75c647deb4adfd47f2690249/FLAGf7550794c [2025-03-17 09:26:57,993 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 09:26:57,993 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2025-03-17 09:26:58,033 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74d06e32/a888971b75c647deb4adfd47f2690249/FLAGf7550794c [2025-03-17 09:26:58,052 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b74d06e32/a888971b75c647deb4adfd47f2690249 [2025-03-17 09:26:58,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 09:26:58,056 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 09:26:58,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 09:26:58,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 09:26:58,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 09:26:58,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:26:58" (1/1) ... [2025-03-17 09:26:58,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d9de218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:26:58, skipping insertion in model container [2025-03-17 09:26:58,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:26:58" (1/1) ... [2025-03-17 09:26:58,147 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 09:27:00,268 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2025-03-17 09:27:00,271 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2025-03-17 09:27:00,271 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2025-03-17 09:27:00,272 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2025-03-17 09:27:00,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:27:00,322 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 09:27:00,464 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"); [5181] [2025-03-17 09:27:00,465 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)); [5188] [2025-03-17 09:27:00,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5195] [2025-03-17 09:27:00,472 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5244] [2025-03-17 09:27:00,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5316] [2025-03-17 09:27:00,476 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5323] [2025-03-17 09:27:00,482 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)); [5522-5523] [2025-03-17 09:27:00,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5529] [2025-03-17 09:27:00,672 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305216,305229] [2025-03-17 09:27:00,673 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305385,305398] [2025-03-17 09:27:00,673 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305552,305565] [2025-03-17 09:27:00,673 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i[305720,305733] [2025-03-17 09:27:00,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:27:00,836 INFO L204 MainTranslator]: Completed translation [2025-03-17 09:27:00,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00 WrapperNode [2025-03-17 09:27:00,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 09:27:00,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 09:27:00,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 09:27:00,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 09:27:00,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:00,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,057 INFO L138 Inliner]: procedures = 410, calls = 2035, calls flagged for inlining = 211, calls inlined = 188, statements flattened = 4788 [2025-03-17 09:27:01,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 09:27:01,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 09:27:01,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 09:27:01,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 09:27:01,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,097 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,712 INFO L175 MemorySlicer]: Split 898 memory accesses to 23 slices as follows [4, 13, 1, 4, 5, 1, 4, 1, 4, 5, 1, 1, 2, 26, 5, 5, 5, 449, 4, 203, 5, 149, 1]. 50 percent of accesses are in the largest equivalence class. The 224 initializations are split as follows [4, 13, 1, 4, 5, 1, 4, 1, 4, 5, 0, 1, 2, 0, 5, 5, 5, 5, 4, 0, 5, 149, 1]. The 367 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 24, 0, 0, 0, 169, 0, 174, 0, 0, 0]. [2025-03-17 09:27:01,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,821 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,835 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,906 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 09:27:01,949 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 09:27:01,950 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 09:27:01,950 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 09:27:01,951 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (1/1) ... [2025-03-17 09:27:01,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:27:01,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 09:27:01,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 09:27:01,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 09:27:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_probe [2025-03-17 09:27:02,003 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_probe [2025-03-17 09:27:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-17 09:27:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-17 09:27:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-17 09:27:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-17 09:27:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-17 09:27:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-17 09:27:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-17 09:27:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-17 09:27:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-03-17 09:27:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-03-17 09:27:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2025-03-17 09:27:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2025-03-17 09:27:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure __dnet_set_hwaddr [2025-03-17 09:27:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __dnet_set_hwaddr [2025-03-17 09:27:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-17 09:27:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-17 09:27:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-17 09:27:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-17 09:27:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2025-03-17 09:27:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2025-03-17 09:27:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-17 09:27:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-17 09:27:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-17 09:27:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-17 09:27:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 09:27:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-17 09:27:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-17 09:27:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-17 09:27:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-17 09:27:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2025-03-17 09:27:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 09:27:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-17 09:27:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-17 09:27:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-17 09:27:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-17 09:27:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-17 09:27:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-17 09:27:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_reset_hw [2025-03-17 09:27:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_reset_hw [2025-03-17 09:27:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-17 09:27:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-17 09:27:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 09:27:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-17 09:27:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-17 09:27:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-17 09:27:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-17 09:27:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2025-03-17 09:27:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2025-03-17 09:27:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 09:27:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2025-03-17 09:27:02,014 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2025-03-17 09:27:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 09:27:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-17 09:27:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2025-03-17 09:27:02,016 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-17 09:27:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-17 09:27:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 09:27:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 09:27:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 09:27:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 09:27:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 09:27:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 09:27:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-17 09:27:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2025-03-17 09:27:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-17 09:27:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dnet [2025-03-17 09:27:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dnet [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-17 09:27:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_readw_mac [2025-03-17 09:27:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_readw_mac [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 09:27:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_close [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_close [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_handle_link_change [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_handle_link_change [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-17 09:27:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-17 09:27:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_writew_mac [2025-03-17 09:27:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_writew_mac [2025-03-17 09:27:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-17 09:27:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-17 09:27:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-17 09:27:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-17 09:27:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 09:27:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 09:27:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_remove [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_remove [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure dnet_open [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dnet_open [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure phy_connect [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_connect [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-17 09:27:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-17 09:27:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-17 09:27:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-17 09:27:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-17 09:27:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-17 09:27:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-17 09:27:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-17 09:27:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-17 09:27:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-17 09:27:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2025-03-17 09:27:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2025-03-17 09:27:02,669 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 09:27:02,670 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11646: havoc __request_region_#t~ret913#1.base, __request_region_#t~ret913#1.offset; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9320-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7355: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11667: havoc dev_warn_#t~nondet917#1; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11734: havoc mdiobus_alloc_size_#t~ret926#1.base, mdiobus_alloc_size_#t~ret926#1.offset; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11818: havoc register_netdev_#t~nondet940#1; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11703: havoc ioremap_nocache_#t~ret924#1.base, ioremap_nocache_#t~ret924#1.offset; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9276-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7790-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9277-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:27:03,277 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9740-1: ldv_register_netdev_68_#res#1 := ldv_register_netdev_68_~ldv_func_res~2#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9707-1: ldv_alloc_etherdev_mqs_66_#res#1.base, ldv_alloc_etherdev_mqs_66_#res#1.offset := ldv_alloc_etherdev_mqs_66_~ldv_func_res~0#1.base, ldv_alloc_etherdev_mqs_66_~ldv_func_res~0#1.offset; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11656: havoc alloc_etherdev_mqs_#t~ret915#1.base, alloc_etherdev_mqs_#t~ret915#1.offset; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11822: havoc request_threaded_irq_#t~nondet941#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9725-1: ldv_request_irq_67_#res#1 := ldv_request_irq_67_~ldv_func_res~1#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5365: havoc __kmalloc_#t~ret59#1.base, __kmalloc_#t~ret59#1.offset; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5877: call ULTIMATE.dealloc(dnet_get_hwaddr_~#addr~0#1.base, dnet_get_hwaddr_~#addr~0#1.offset);havoc dnet_get_hwaddr_~#addr~0#1.base, dnet_get_hwaddr_~#addr~0#1.offset; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7793-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11790: havoc phy_register_fixup_for_uid_#t~nondet935#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11741: havoc mdiobus_register_#t~nondet927#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11807: havoc platform_get_irq_#t~nondet937#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5300: havoc resource_size_#t~mem29#1;havoc resource_size_#t~mem30#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11725: havoc ldv_pre_register_netdev_#t~nondet925#1; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7795-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-17 09:27:03,278 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11810: havoc platform_get_resource_#t~ret938#1.base, platform_get_resource_#t~ret938#1.offset; [2025-03-17 09:27:03,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-17 09:27:03,358 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11837: havoc #t~nondet945; [2025-03-17 09:27:03,361 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5382: havoc #t~mem62.base, #t~mem62.offset;havoc #t~mem63; [2025-03-17 09:27:03,364 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11683: havoc #t~nondet921; [2025-03-17 09:27:03,369 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11814: havoc #t~nondet939; [2025-03-17 09:27:03,372 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11663: havoc #t~nondet916; [2025-03-17 09:27:03,400 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5209: havoc #t~bitwise2; [2025-03-17 09:27:03,405 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5539: havoc #t~mem92.base, #t~mem92.offset; [2025-03-17 09:27:03,438 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11650: havoc #t~nondet914; [2025-03-17 09:27:03,526 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5203: havoc #t~mem0;havoc #t~bitwise1; [2025-03-17 09:27:03,541 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11611: havoc #t~nondet908; [2025-03-17 09:27:03,571 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9834: havoc ldv_dev_get_drvdata_#t~mem807#1.base, ldv_dev_get_drvdata_#t~mem807#1.offset;havoc ldv_dev_get_drvdata_#t~mem808#1.base, ldv_dev_get_drvdata_#t~mem808#1.offset; [2025-03-17 09:27:03,584 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5197: #res := 1; [2025-03-17 09:27:03,647 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5739: havoc is_multicast_ether_addr_#t~mem145#1; [2025-03-17 09:27:03,648 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5733: havoc is_zero_ether_addr_#t~mem142#1;havoc is_zero_ether_addr_#t~mem143#1;havoc is_zero_ether_addr_#t~bitwise144#1; [2025-03-17 09:27:03,687 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11748: havoc mdiobus_write_#t~nondet928#1; [2025-03-17 09:27:03,733 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11797: havoc phy_start_aneg_#t~nondet936#1; [2025-03-17 09:27:03,737 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11771: havoc #t~ret931.base, #t~ret931.offset; [2025-03-17 09:27:03,752 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5344: havoc #t~mem45#1.base, #t~mem45#1.offset; [2025-03-17 09:27:03,752 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5309: havoc kobject_name_#t~mem39#1.base, kobject_name_#t~mem39#1.offset; [2025-03-17 09:27:15,595 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9816-1: ldv___platform_driver_register_75_#res#1 := ldv___platform_driver_register_75_~ldv_func_res~3#1; [2025-03-17 09:27:15,595 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7771-1: ldv___platform_driver_register_#res#1 := ldv___platform_driver_register_~arg0#1; [2025-03-17 09:27:15,595 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6583: call ULTIMATE.dealloc(dnet_start_xmit_~#descriptor~3#1.base, dnet_start_xmit_~#descriptor~3#1.offset);havoc dnet_start_xmit_~#descriptor~3#1.base, dnet_start_xmit_~#descriptor~3#1.offset; [2025-03-17 09:27:15,595 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11671: havoc eth_change_mtu_#t~nondet918#1; [2025-03-17 09:27:15,595 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11675: havoc eth_mac_addr_#t~nondet919#1; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11687: havoc ethtool_op_get_link_#t~nondet922#1; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11691: havoc ethtool_op_get_ts_info_#t~nondet923#1; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1: #t~ret947#1 := main_#res#1;havoc main_#t~ret657#1, main_~tmp~49#1;assume { :end_inline_main } true; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11768: havoc netpoll_trap_#t~nondet930#1; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11637: havoc __platform_driver_register_#t~nondet912#1; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6486: call ULTIMATE.dealloc(dnet_interrupt_~#descriptor~2#1.base, dnet_interrupt_~#descriptor~2#1.offset);havoc dnet_interrupt_~#descriptor~2#1.base, dnet_interrupt_~#descriptor~2#1.offset; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6751: call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor~4#1.base, dnet_print_pretty_hwstats_~#descriptor~4#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor~4#1.base, dnet_print_pretty_hwstats_~#descriptor~4#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___0~0#1.base, dnet_print_pretty_hwstats_~#descriptor___0~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___0~0#1.base, dnet_print_pretty_hwstats_~#descriptor___0~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___1~0#1.base, dnet_print_pretty_hwstats_~#descriptor___1~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___1~0#1.base, dnet_print_pretty_hwstats_~#descriptor___1~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___2~0#1.base, dnet_print_pretty_hwstats_~#descriptor___2~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___2~0#1.base, dnet_print_pretty_hwstats_~#descriptor___2~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___3~0#1.base, dnet_print_pretty_hwstats_~#descriptor___3~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___3~0#1.base, dnet_print_pretty_hwstats_~#descriptor___3~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___4~0#1.base, dnet_print_pretty_hwstats_~#descriptor___4~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___4~0#1.base, dnet_print_pretty_hwstats_~#descriptor___4~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___5~0#1.base, dnet_print_pretty_hwstats_~#descriptor___5~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___5~0#1.base, dnet_print_pretty_hwstats_~#descriptor___5~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___6~0#1.base, dnet_print_pretty_hwstats_~#descriptor___6~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___6~0#1.base, dnet_print_pretty_hwstats_~#descriptor___6~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___7~0#1.base, dnet_print_pretty_hwstats_~#descriptor___7~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___7~0#1.base, dnet_print_pretty_hwstats_~#descriptor___7~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___8~0#1.base, dnet_print_pretty_hwstats_~#descriptor___8~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___8~0#1.base, dnet_print_pretty_hwstats_~#descriptor___8~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___9~0#1.base, dnet_print_pretty_hwstats_~#descriptor___9~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___9~0#1.base, dnet_print_pretty_hwstats_~#descriptor___9~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___10~0#1.base, dnet_print_pretty_hwstats_~#descriptor___10~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___10~0#1.base, dnet_print_pretty_hwstats_~#descriptor___10~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___11~0#1.base, dnet_print_pretty_hwstats_~#descriptor___11~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___11~0#1.base, dnet_print_pretty_hwstats_~#descriptor___11~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___12~0#1.base, dnet_print_pretty_hwstats_~#descriptor___12~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___12~0#1.base, dnet_print_pretty_hwstats_~#descriptor___12~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___13~0#1.base, dnet_print_pretty_hwstats_~#descriptor___13~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___13~0#1.base, dnet_print_pretty_hwstats_~#descriptor___13~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___14~0#1.base, dnet_print_pretty_hwstats_~#descriptor___14~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___14~0#1.base, dnet_print_pretty_hwstats_~#descriptor___14~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___15~0#1.base, dnet_print_pretty_hwstats_~#descriptor___15~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___15~0#1.base, dnet_print_pretty_hwstats_~#descriptor___15~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___16~0#1.base, dnet_print_pretty_hwstats_~#descriptor___16~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___16~0#1.base, dnet_print_pretty_hwstats_~#descriptor___16~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___17~0#1.base, dnet_print_pretty_hwstats_~#descriptor___17~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___17~0#1.base, dnet_print_pretty_hwstats_~#descriptor___17~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___18~0#1.base, dnet_print_pretty_hwstats_~#descriptor___18~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___18~0#1.base, dnet_print_pretty_hwstats_~#descriptor___18~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___19~0#1.base, dnet_print_pretty_hwstats_~#descriptor___19~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___19~0#1.base, dnet_print_pretty_hwstats_~#descriptor___19~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___20~0#1.base, dnet_print_pretty_hwstats_~#descriptor___20~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___20~0#1.base, dnet_print_pretty_hwstats_~#descriptor___20~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___21~0#1.base, dnet_print_pretty_hwstats_~#descriptor___21~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___21~0#1.base, dnet_print_pretty_hwstats_~#descriptor___21~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___22~0#1.base, dnet_print_pretty_hwstats_~#descriptor___22~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___22~0#1.base, dnet_print_pretty_hwstats_~#descriptor___22~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___23~0#1.base, dnet_print_pretty_hwstats_~#descriptor___23~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___23~0#1.base, dnet_print_pretty_hwstats_~#descriptor___23~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___24~0#1.base, dnet_print_pretty_hwstats_~#descriptor___24~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___24~0#1.base, dnet_print_pretty_hwstats_~#descriptor___24~0#1.offset;call ULTIMATE.dealloc(dnet_print_pretty_hwstats_~#descriptor___25~0#1.base, dnet_print_pretty_hwstats_~#descriptor___25~0#1.offset);havoc dnet_print_pretty_hwstats_~#descriptor___25~0#1.base, dnet_print_pretty_hwstats_~#descriptor___25~0#1.offset; [2025-03-17 09:27:15,596 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11778: havoc phy_ethtool_gset_#t~nondet932#1; [2025-03-17 09:27:15,600 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11782: havoc phy_ethtool_sset_#t~nondet933#1; [2025-03-17 09:27:15,600 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L11786: havoc phy_mii_ioctl_#t~nondet934#1; [2025-03-17 09:27:15,600 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-17 09:27:16,102 INFO L? ?]: Removed 1611 outVars from TransFormulas that were not future-live. [2025-03-17 09:27:16,102 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 09:27:16,165 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 09:27:16,166 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-17 09:27:16,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:27:16 BoogieIcfgContainer [2025-03-17 09:27:16,166 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 09:27:16,168 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 09:27:16,168 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 09:27:16,172 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 09:27:16,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 09:26:58" (1/3) ... [2025-03-17 09:27:16,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460b0643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:27:16, skipping insertion in model container [2025-03-17 09:27:16,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:27:00" (2/3) ... [2025-03-17 09:27:16,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@460b0643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:27:16, skipping insertion in model container [2025-03-17 09:27:16,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:27:16" (3/3) ... [2025-03-17 09:27:16,175 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i [2025-03-17 09:27:16,187 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 09:27:16,190 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dnet.cil.i that has 68 procedures, 1462 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2025-03-17 09:27:16,267 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 09:27:16,275 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;@3c65f8e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 09:27:16,276 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-17 09:27:16,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 1460 states, 1022 states have (on average 1.3082191780821917) internal successors, (1337), 1035 states have internal predecessors, (1337), 369 states have call successors, (369), 67 states have call predecessors, (369), 66 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) [2025-03-17 09:27:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2025-03-17 09:27:16,293 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:27:16,294 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:27:16,294 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)] === [2025-03-17 09:27:16,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:27:16,298 INFO L85 PathProgramCache]: Analyzing trace with hash -993587723, now seen corresponding path program 1 times [2025-03-17 09:27:16,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:27:16,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706064379] [2025-03-17 09:27:16,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:27:16,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:27:17,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 130 statements into 1 equivalence classes. [2025-03-17 09:27:18,177 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 130 of 130 statements. [2025-03-17 09:27:18,177 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:27:18,177 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:27:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-17 09:27:18,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:27:18,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706064379] [2025-03-17 09:27:18,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706064379] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:27:18,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:27:18,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:27:18,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496306644] [2025-03-17 09:27:18,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:27:18,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:27:18,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:27:18,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:27:18,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:27:18,767 INFO L87 Difference]: Start difference. First operand has 1460 states, 1022 states have (on average 1.3082191780821917) internal successors, (1337), 1035 states have internal predecessors, (1337), 369 states have call successors, (369), 67 states have call predecessors, (369), 66 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:22,812 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 [] [2025-03-17 09:27:23,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:27:23,534 INFO L93 Difference]: Finished difference Result 4269 states and 6135 transitions. [2025-03-17 09:27:23,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:27:23,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 130 [2025-03-17 09:27:23,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:27:23,576 INFO L225 Difference]: With dead ends: 4269 [2025-03-17 09:27:23,576 INFO L226 Difference]: Without dead ends: 2818 [2025-03-17 09:27:23,588 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 [2025-03-17 09:27:23,590 INFO L435 NwaCegarLoop]: 2040 mSDtfsCounter, 1962 mSDsluCounter, 1983 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1962 SdHoareTripleChecker+Valid, 4023 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-03-17 09:27:23,590 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1962 Valid, 4023 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-03-17 09:27:23,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2818 states. [2025-03-17 09:27:23,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2818 to 2814. [2025-03-17 09:27:23,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 1993 states have (on average 1.2960361264425488) internal successors, (2583), 2017 states have internal predecessors, (2583), 689 states have call successors, (689), 130 states have call predecessors, (689), 129 states have return successors, (686), 682 states have call predecessors, (686), 686 states have call successors, (686) [2025-03-17 09:27:23,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 3958 transitions. [2025-03-17 09:27:23,887 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 3958 transitions. Word has length 130 [2025-03-17 09:27:23,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:27:23,888 INFO L471 AbstractCegarLoop]: Abstraction has 2814 states and 3958 transitions. [2025-03-17 09:27:23,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 3958 transitions. [2025-03-17 09:27:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-03-17 09:27:23,894 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:27:23,895 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:27:23,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 09:27:23,895 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)] === [2025-03-17 09:27:23,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:27:23,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1262782333, now seen corresponding path program 1 times [2025-03-17 09:27:23,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:27:23,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965371819] [2025-03-17 09:27:23,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:27:23,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:27:25,566 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-03-17 09:27:25,625 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-03-17 09:27:25,626 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:27:25,627 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:27:25,908 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-17 09:27:25,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:27:25,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965371819] [2025-03-17 09:27:25,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965371819] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:27:25,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:27:25,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:27:25,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446112656] [2025-03-17 09:27:25,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:27:25,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:27:25,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:27:25,910 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:27:25,910 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:27:25,910 INFO L87 Difference]: Start difference. First operand 2814 states and 3958 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:29,937 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 [] [2025-03-17 09:27:30,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:27:30,807 INFO L93 Difference]: Finished difference Result 8178 states and 11570 transitions. [2025-03-17 09:27:30,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:27:30,808 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 133 [2025-03-17 09:27:30,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:27:30,851 INFO L225 Difference]: With dead ends: 8178 [2025-03-17 09:27:30,852 INFO L226 Difference]: Without dead ends: 5385 [2025-03-17 09:27:30,866 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 [2025-03-17 09:27:30,868 INFO L435 NwaCegarLoop]: 2273 mSDtfsCounter, 1855 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 4240 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-03-17 09:27:30,868 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1855 Valid, 4240 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 97 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-03-17 09:27:30,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5385 states. [2025-03-17 09:27:31,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5385 to 5355. [2025-03-17 09:27:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5355 states, 3809 states have (on average 1.292727750065634) internal successors, (4924), 3859 states have internal predecessors, (4924), 1288 states have call successors, (1288), 258 states have call predecessors, (1288), 255 states have return successors, (1385), 1267 states have call predecessors, (1385), 1285 states have call successors, (1385) [2025-03-17 09:27:31,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5355 states to 5355 states and 7597 transitions. [2025-03-17 09:27:31,112 INFO L78 Accepts]: Start accepts. Automaton has 5355 states and 7597 transitions. Word has length 133 [2025-03-17 09:27:31,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:27:31,114 INFO L471 AbstractCegarLoop]: Abstraction has 5355 states and 7597 transitions. [2025-03-17 09:27:31,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:31,114 INFO L276 IsEmpty]: Start isEmpty. Operand 5355 states and 7597 transitions. [2025-03-17 09:27:31,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-17 09:27:31,119 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:27:31,119 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:27:31,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 09:27:31,120 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)] === [2025-03-17 09:27:31,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:27:31,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1113691538, now seen corresponding path program 1 times [2025-03-17 09:27:31,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:27:31,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190535484] [2025-03-17 09:27:31,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:27:31,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:27:32,871 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-17 09:27:32,929 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-17 09:27:32,930 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:27:32,930 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:27:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-17 09:27:33,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:27:33,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190535484] [2025-03-17 09:27:33,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190535484] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:27:33,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:27:33,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:27:33,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205462071] [2025-03-17 09:27:33,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:27:33,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:27:33,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:27:33,237 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:27:33,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:27:33,237 INFO L87 Difference]: Start difference. First operand 5355 states and 7597 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:37,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 09:27:38,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:27:38,606 INFO L93 Difference]: Finished difference Result 15319 states and 21643 transitions. [2025-03-17 09:27:38,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:27:38,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 141 [2025-03-17 09:27:38,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:27:38,670 INFO L225 Difference]: With dead ends: 15319 [2025-03-17 09:27:38,670 INFO L226 Difference]: Without dead ends: 9985 [2025-03-17 09:27:38,694 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 [2025-03-17 09:27:38,696 INFO L435 NwaCegarLoop]: 2222 mSDtfsCounter, 1712 mSDsluCounter, 1906 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1712 SdHoareTripleChecker+Valid, 4128 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-03-17 09:27:38,697 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1712 Valid, 4128 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 190 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-03-17 09:27:38,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9985 states. [2025-03-17 09:27:39,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9985 to 9951. [2025-03-17 09:27:39,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9951 states, 7051 states have (on average 1.2786838746277125) internal successors, (9016), 7157 states have internal predecessors, (9016), 2400 states have call successors, (2400), 502 states have call predecessors, (2400), 497 states have return successors, (2503), 2351 states have call predecessors, (2503), 2397 states have call successors, (2503) [2025-03-17 09:27:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9951 states to 9951 states and 13919 transitions. [2025-03-17 09:27:39,130 INFO L78 Accepts]: Start accepts. Automaton has 9951 states and 13919 transitions. Word has length 141 [2025-03-17 09:27:39,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:27:39,131 INFO L471 AbstractCegarLoop]: Abstraction has 9951 states and 13919 transitions. [2025-03-17 09:27:39,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 9951 states and 13919 transitions. [2025-03-17 09:27:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-17 09:27:39,135 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:27:39,136 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:27:39,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 09:27:39,136 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)] === [2025-03-17 09:27:39,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:27:39,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1054184934, now seen corresponding path program 1 times [2025-03-17 09:27:39,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:27:39,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739943180] [2025-03-17 09:27:39,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:27:39,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:27:40,663 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-17 09:27:40,704 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-17 09:27:40,704 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:27:40,705 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:27:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-17 09:27:40,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:27:40,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739943180] [2025-03-17 09:27:40,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739943180] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:27:40,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:27:40,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:27:40,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004840312] [2025-03-17 09:27:40,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:27:40,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:27:40,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:27:40,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:27:40,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:27:40,866 INFO L87 Difference]: Start difference. First operand 9951 states and 13919 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:44,924 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 [] [2025-03-17 09:27:46,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:27:46,200 INFO L93 Difference]: Finished difference Result 26715 states and 37483 transitions. [2025-03-17 09:27:46,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:27:46,201 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 149 [2025-03-17 09:27:46,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:27:46,323 INFO L225 Difference]: With dead ends: 26715 [2025-03-17 09:27:46,324 INFO L226 Difference]: Without dead ends: 16785 [2025-03-17 09:27:46,372 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 [2025-03-17 09:27:46,373 INFO L435 NwaCegarLoop]: 2013 mSDtfsCounter, 1509 mSDsluCounter, 1928 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 3941 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-03-17 09:27:46,374 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1509 Valid, 3941 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 123 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-03-17 09:27:46,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16785 states. [2025-03-17 09:27:47,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16785 to 16743. [2025-03-17 09:27:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16743 states, 11849 states have (on average 1.2731876107688413) internal successors, (15086), 12051 states have internal predecessors, (15086), 3952 states have call successors, (3952), 956 states have call predecessors, (3952), 939 states have return successors, (4467), 3827 states have call predecessors, (4467), 3949 states have call successors, (4467) [2025-03-17 09:27:47,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16743 states to 16743 states and 23505 transitions. [2025-03-17 09:27:47,223 INFO L78 Accepts]: Start accepts. Automaton has 16743 states and 23505 transitions. Word has length 149 [2025-03-17 09:27:47,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:27:47,224 INFO L471 AbstractCegarLoop]: Abstraction has 16743 states and 23505 transitions. [2025-03-17 09:27:47,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-17 09:27:47,225 INFO L276 IsEmpty]: Start isEmpty. Operand 16743 states and 23505 transitions. [2025-03-17 09:27:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2025-03-17 09:27:47,227 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:27:47,228 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 10, 10, 10, 10, 10, 10, 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] [2025-03-17 09:27:47,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 09:27:47,228 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)] === [2025-03-17 09:27:47,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:27:47,228 INFO L85 PathProgramCache]: Analyzing trace with hash -549570665, now seen corresponding path program 1 times [2025-03-17 09:27:47,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:27:47,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483013533] [2025-03-17 09:27:47,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:27:47,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:27:48,894 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-17 09:27:48,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-17 09:27:48,936 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:27:48,936 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:27:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2025-03-17 09:27:49,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:27:49,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483013533] [2025-03-17 09:27:49,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483013533] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:27:49,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:27:49,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:27:49,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006804787] [2025-03-17 09:27:49,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:27:49,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:27:49,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:27:49,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:27:49,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:27:49,173 INFO L87 Difference]: Start difference. First operand 16743 states and 23505 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, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-03-17 09:27:53,202 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 [] [2025-03-17 09:27:54,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:27:54,473 INFO L93 Difference]: Finished difference Result 31605 states and 44392 transitions. [2025-03-17 09:27:54,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:27:54,473 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, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 163 [2025-03-17 09:27:54,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:27:54,557 INFO L225 Difference]: With dead ends: 31605 [2025-03-17 09:27:54,557 INFO L226 Difference]: Without dead ends: 14883 [2025-03-17 09:27:54,715 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 [2025-03-17 09:27:54,716 INFO L435 NwaCegarLoop]: 3550 mSDtfsCounter, 1905 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1905 SdHoareTripleChecker+Valid, 5501 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2025-03-17 09:27:54,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1905 Valid, 5501 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 143 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2025-03-17 09:27:54,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14883 states. [2025-03-17 09:27:55,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14883 to 14851. [2025-03-17 09:27:55,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14851 states, 10597 states have (on average 1.268377842785694) internal successors, (13441), 10786 states have internal predecessors, (13441), 3420 states have call successors, (3420), 844 states have call predecessors, (3420), 831 states have return successors, (3909), 3302 states have call predecessors, (3909), 3417 states have call successors, (3909) [2025-03-17 09:27:55,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14851 states to 14851 states and 20770 transitions. [2025-03-17 09:27:55,226 INFO L78 Accepts]: Start accepts. Automaton has 14851 states and 20770 transitions. Word has length 163 [2025-03-17 09:27:55,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:27:55,227 INFO L471 AbstractCegarLoop]: Abstraction has 14851 states and 20770 transitions. [2025-03-17 09:27:55,227 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, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-03-17 09:27:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 14851 states and 20770 transitions. [2025-03-17 09:27:55,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-03-17 09:27:55,230 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:27:55,231 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:27:55,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 09:27:55,231 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-17 09:27:55,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:27:55,231 INFO L85 PathProgramCache]: Analyzing trace with hash 419158339, now seen corresponding path program 1 times [2025-03-17 09:27:55,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:27:55,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042446026] [2025-03-17 09:27:55,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:27:55,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:27:57,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-17 09:27:57,057 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-17 09:27:57,058 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:27:57,058 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:27:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2025-03-17 09:27:57,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:27:57,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042446026] [2025-03-17 09:27:57,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042446026] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:27:57,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:27:57,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:27:57,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056999074] [2025-03-17 09:27:57,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:27:57,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:27:57,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:27:57,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:27:57,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:27:57,230 INFO L87 Difference]: Start difference. First operand 14851 states and 20770 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-17 09:28:01,264 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 [] [2025-03-17 09:28:02,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:28:02,213 INFO L93 Difference]: Finished difference Result 43769 states and 61288 transitions. [2025-03-17 09:28:02,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:28:02,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 179 [2025-03-17 09:28:02,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:28:02,343 INFO L225 Difference]: With dead ends: 43769 [2025-03-17 09:28:02,344 INFO L226 Difference]: Without dead ends: 29008 [2025-03-17 09:28:02,398 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 [2025-03-17 09:28:02,398 INFO L435 NwaCegarLoop]: 2245 mSDtfsCounter, 1960 mSDsluCounter, 1980 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1960 SdHoareTripleChecker+Valid, 4225 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-03-17 09:28:02,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1960 Valid, 4225 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-03-17 09:28:02,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29008 states. [2025-03-17 09:28:03,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29008 to 28986. [2025-03-17 09:28:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28986 states, 20747 states have (on average 1.270063141659035) internal successors, (26350), 21083 states have internal predecessors, (26350), 6623 states have call successors, (6623), 1638 states have call predecessors, (6623), 1613 states have return successors, (7604), 6428 states have call predecessors, (7604), 6620 states have call successors, (7604) [2025-03-17 09:28:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28986 states to 28986 states and 40577 transitions. [2025-03-17 09:28:03,434 INFO L78 Accepts]: Start accepts. Automaton has 28986 states and 40577 transitions. Word has length 179 [2025-03-17 09:28:03,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:28:03,434 INFO L471 AbstractCegarLoop]: Abstraction has 28986 states and 40577 transitions. [2025-03-17 09:28:03,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-17 09:28:03,435 INFO L276 IsEmpty]: Start isEmpty. Operand 28986 states and 40577 transitions. [2025-03-17 09:28:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2025-03-17 09:28:03,438 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:28:03,438 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:28:03,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 09:28:03,438 INFO L396 AbstractCegarLoop]: === Iteration 7 === 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)] === [2025-03-17 09:28:03,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:28:03,439 INFO L85 PathProgramCache]: Analyzing trace with hash 630509252, now seen corresponding path program 1 times [2025-03-17 09:28:03,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:28:03,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855620108] [2025-03-17 09:28:03,439 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:28:03,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:28:05,148 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-17 09:28:05,196 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-17 09:28:05,197 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:28:05,197 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:28:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2025-03-17 09:28:05,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:28:05,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855620108] [2025-03-17 09:28:05,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855620108] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:28:05,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:28:05,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 09:28:05,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461937249] [2025-03-17 09:28:05,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:28:05,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 09:28:05,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:28:05,746 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 09:28:05,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 09:28:05,746 INFO L87 Difference]: Start difference. First operand 28986 states and 40577 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-17 09:28:06,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:28:06,920 INFO L93 Difference]: Finished difference Result 28992 states and 40582 transitions. [2025-03-17 09:28:06,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 09:28:06,921 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 179 [2025-03-17 09:28:06,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:28:07,063 INFO L225 Difference]: With dead ends: 28992 [2025-03-17 09:28:07,064 INFO L226 Difference]: Without dead ends: 28990 [2025-03-17 09:28:07,082 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 09:28:07,084 INFO L435 NwaCegarLoop]: 1997 mSDtfsCounter, 1990 mSDsluCounter, 3981 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1991 SdHoareTripleChecker+Valid, 5978 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-17 09:28:07,084 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1991 Valid, 5978 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-17 09:28:07,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28990 states. [2025-03-17 09:28:08,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28990 to 28990. [2025-03-17 09:28:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28990 states, 20750 states have (on average 1.2700240963855423) internal successors, (26353), 21086 states have internal predecessors, (26353), 6623 states have call successors, (6623), 1639 states have call predecessors, (6623), 1614 states have return successors, (7604), 6428 states have call predecessors, (7604), 6620 states have call successors, (7604) [2025-03-17 09:28:08,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28990 states to 28990 states and 40580 transitions. [2025-03-17 09:28:08,180 INFO L78 Accepts]: Start accepts. Automaton has 28990 states and 40580 transitions. Word has length 179 [2025-03-17 09:28:08,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:28:08,180 INFO L471 AbstractCegarLoop]: Abstraction has 28990 states and 40580 transitions. [2025-03-17 09:28:08,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-17 09:28:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 28990 states and 40580 transitions. [2025-03-17 09:28:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-03-17 09:28:08,183 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:28:08,183 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:28:08,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 09:28:08,183 INFO L396 AbstractCegarLoop]: === Iteration 8 === 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)] === [2025-03-17 09:28:08,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:28:08,184 INFO L85 PathProgramCache]: Analyzing trace with hash -740500035, now seen corresponding path program 1 times [2025-03-17 09:28:08,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:28:08,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943275940] [2025-03-17 09:28:08,184 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:28:08,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:28:10,338 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-17 09:28:10,392 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-17 09:28:10,392 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:28:10,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:28:11,003 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2025-03-17 09:28:11,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:28:11,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943275940] [2025-03-17 09:28:11,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943275940] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:28:11,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:28:11,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-17 09:28:11,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084982602] [2025-03-17 09:28:11,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:28:11,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-17 09:28:11,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:28:11,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-17 09:28:11,006 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-17 09:28:11,006 INFO L87 Difference]: Start difference. First operand 28990 states and 40580 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-17 09:28:12,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:28:12,210 INFO L93 Difference]: Finished difference Result 28996 states and 40585 transitions. [2025-03-17 09:28:12,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-17 09:28:12,211 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 184 [2025-03-17 09:28:12,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:28:12,365 INFO L225 Difference]: With dead ends: 28996 [2025-03-17 09:28:12,365 INFO L226 Difference]: Without dead ends: 28994 [2025-03-17 09:28:12,388 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 09:28:12,389 INFO L435 NwaCegarLoop]: 2000 mSDtfsCounter, 1986 mSDsluCounter, 3982 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1987 SdHoareTripleChecker+Valid, 5982 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-17 09:28:12,389 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1987 Valid, 5982 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-17 09:28:12,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28994 states. [2025-03-17 09:28:13,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28994 to 28994. [2025-03-17 09:28:13,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28994 states, 20753 states have (on average 1.2699850624006168) internal successors, (26356), 21089 states have internal predecessors, (26356), 6623 states have call successors, (6623), 1640 states have call predecessors, (6623), 1615 states have return successors, (7604), 6428 states have call predecessors, (7604), 6620 states have call successors, (7604) [2025-03-17 09:28:13,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28994 states to 28994 states and 40583 transitions. [2025-03-17 09:28:13,450 INFO L78 Accepts]: Start accepts. Automaton has 28994 states and 40583 transitions. Word has length 184 [2025-03-17 09:28:13,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:28:13,451 INFO L471 AbstractCegarLoop]: Abstraction has 28994 states and 40583 transitions. [2025-03-17 09:28:13,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-17 09:28:13,451 INFO L276 IsEmpty]: Start isEmpty. Operand 28994 states and 40583 transitions. [2025-03-17 09:28:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2025-03-17 09:28:13,453 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:28:13,453 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 09:28:13,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 09:28:13,453 INFO L396 AbstractCegarLoop]: === Iteration 9 === 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)] === [2025-03-17 09:28:13,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:28:13,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1597450916, now seen corresponding path program 1 times [2025-03-17 09:28:13,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:28:13,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180056170] [2025-03-17 09:28:13,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:28:13,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms