./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.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 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 09:57:25,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 09:57:25,891 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-17 09:57:25,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 09:57:25,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 09:57:25,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 09:57:25,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 09:57:25,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 09:57:25,929 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 09:57:25,929 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 09:57:25,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 09:57:25,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 09:57:25,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 09:57:25,930 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 09:57:25,931 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 09:57:25,931 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 09:57:25,931 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 09:57:25,932 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 09:57:25,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:57:25,933 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 09:57:25,933 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 09:57:25,933 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 09:57:25,933 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 09:57:25,933 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 09:57:25,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 09:57:25,934 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 09:57:25,934 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 09:57:25,934 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 09:57:25,934 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 09:57:25,934 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 -> 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a [2025-03-17 09:57:26,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 09:57:26,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 09:57:26,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 09:57:26,199 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 09:57:26,199 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 09:57:26,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-03-17 09:57:27,453 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d08d7d5/d26128b065514c9e973727492e1e0cf2/FLAGfb838874e [2025-03-17 09:57:27,992 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 09:57:27,993 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-03-17 09:57:28,042 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d08d7d5/d26128b065514c9e973727492e1e0cf2/FLAGfb838874e [2025-03-17 09:57:28,510 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d08d7d5/d26128b065514c9e973727492e1e0cf2 [2025-03-17 09:57:28,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 09:57:28,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 09:57:28,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 09:57:28,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 09:57:28,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 09:57:28,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:57:28" (1/1) ... [2025-03-17 09:57:28,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63604a79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:28, skipping insertion in model container [2025-03-17 09:57:28,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:57:28" (1/1) ... [2025-03-17 09:57:28,647 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 09:57:31,704 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2025-03-17 09:57:31,712 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2025-03-17 09:57:31,712 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2025-03-17 09:57:31,713 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2025-03-17 09:57:31,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:57:31,778 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 09:57:31,884 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"); [5245] [2025-03-17 09:57:31,889 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)); [5252] [2025-03-17 09:57:31,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5259] [2025-03-17 09:57:31,892 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5309-5310] [2025-03-17 09:57:31,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5315-5317] [2025-03-17 09:57:31,897 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/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5476-5477] [2025-03-17 09:57:31,898 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/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5510-5511] [2025-03-17 09:57:31,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7257] [2025-03-17 09:57:31,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7580] [2025-03-17 09:57:32,099 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2025-03-17 09:57:32,100 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2025-03-17 09:57:32,100 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2025-03-17 09:57:32,100 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2025-03-17 09:57:32,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 09:57:32,249 INFO L204 MainTranslator]: Completed translation [2025-03-17 09:57:32,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32 WrapperNode [2025-03-17 09:57:32,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 09:57:32,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 09:57:32,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 09:57:32,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 09:57:32,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:32,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:32,528 INFO L138 Inliner]: procedures = 421, calls = 2027, calls flagged for inlining = 203, calls inlined = 186, statements flattened = 6148 [2025-03-17 09:57:32,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 09:57:32,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 09:57:32,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 09:57:32,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 09:57:32,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:32,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:32,563 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,190 INFO L175 MemorySlicer]: Split 1041 memory accesses to 23 slices as follows [3, 1, 6, 3, 5, 5, 13, 2, 5, 853, 4, 2, 2, 5, 1, 2, 4, 3, 56, 5, 5, 52, 4]. 82 percent of accesses are in the largest equivalence class. The 65 initializations are split as follows [3, 0, 0, 1, 5, 5, 0, 0, 5, 17, 0, 0, 0, 5, 1, 2, 4, 3, 0, 5, 5, 0, 4]. The 473 writes are split as follows [0, 0, 4, 0, 0, 0, 5, 1, 0, 360, 3, 1, 1, 0, 0, 0, 0, 0, 56, 0, 0, 42, 0]. [2025-03-17 09:57:33,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,191 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 09:57:33,427 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 09:57:33,427 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 09:57:33,427 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 09:57:33,429 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (1/1) ... [2025-03-17 09:57:33,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 09:57:33,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 09:57:33,459 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 09:57:33,461 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 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dmfe_board_info [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dmfe_board_info [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-17 09:57:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-17 09:57:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-17 09:57:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2025-03-17 09:57:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2025-03-17 09:57:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2025-03-17 09:57:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-17 09:57:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-17 09:57:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-17 09:57:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-17 09:57:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-17 09:57:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-17 09:57:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-17 09:57:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2025-03-17 09:57:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2025-03-17 09:57:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-17 09:57:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-17 09:57:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2025-03-17 09:57:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2025-03-17 09:57:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-17 09:57:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2025-03-17 09:57:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-17 09:57:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-03-17 09:57:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-17 09:57:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-03-17 09:57:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2025-03-17 09:57:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2025-03-17 09:57:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-17 09:57:33,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-17 09:57:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-17 09:57:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 09:57:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-17 09:57:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-17 09:57:33,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-17 09:57:33,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-17 09:57:33,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-03-17 09:57:33,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2025-03-17 09:57:33,496 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2025-03-17 09:57:33,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-03-17 09:57:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-17 09:57:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2025-03-17 09:57:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-17 09:57:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-17 09:57:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2025-03-17 09:57:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-17 09:57:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-17 09:57:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-17 09:57:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2025-03-17 09:57:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-17 09:57:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-17 09:57:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-03-17 09:57:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-17 09:57:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-17 09:57:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-17 09:57:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-17 09:57:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-17 09:57:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-17 09:57:33,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-17 09:57:33,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-17 09:57:33,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-17 09:57:33,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-17 09:57:33,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-17 09:57:33,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-17 09:57:33,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-17 09:57:33,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-17 09:57:33,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-17 09:57:34,335 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 09:57:34,337 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 09:57:34,372 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-17 09:57:34,546 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5261-1: test_and_clear_bit_#res#1 := 1; [2025-03-17 09:57:34,546 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12514: havoc netpoll_trap_#t~nondet1189#1; [2025-03-17 09:57:34,599 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8533: call ULTIMATE.dealloc(~#tmp___0~22#1.base, ~#tmp___0~22#1.offset);havoc ~#tmp___0~22#1.base, ~#tmp___0~22#1.offset; [2025-03-17 09:57:34,800 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9949-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-17 09:57:34,801 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12575: havoc request_threaded_irq_#t~nondet1200#1; [2025-03-17 09:57:34,801 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10346-1: ldv_request_irq_67_#res#1 := ldv_request_irq_67_~ldv_func_res~2#1; [2025-03-17 09:57:34,801 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6276: call ULTIMATE.dealloc(~#__key~1#1.base, ~#__key~1#1.offset);havoc ~#__key~1#1.base, ~#__key~1#1.offset; [2025-03-17 09:57:34,852 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5267: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-03-17 09:57:34,960 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12455: havoc ioread16_#t~nondet1184#1; [2025-03-17 09:57:34,966 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12459: havoc #t~nondet1185; [2025-03-17 09:57:34,992 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5386: havoc kobject_name_#t~mem32#1.base, kobject_name_#t~mem32#1.offset; [2025-03-17 09:57:34,993 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5401: havoc dev_name_#t~mem46#1.base, dev_name_#t~mem46#1.offset; [2025-03-17 09:57:35,047 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5430: havoc is_device_dma_capable_#t~mem53#1.base, is_device_dma_capable_#t~mem53#1.offset;havoc is_device_dma_capable_#t~mem54#1.base, is_device_dma_capable_#t~mem54#1.offset;havoc is_device_dma_capable_#t~mem55#1;havoc is_device_dma_capable_#t~short56#1; [2025-03-17 09:57:35,219 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12408: havoc #t~nondet1176; [2025-03-17 09:57:35,239 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10456: havoc ldv_dev_get_drvdata_#t~mem1063#1.base, ldv_dev_get_drvdata_#t~mem1063#1.offset;havoc ldv_dev_get_drvdata_#t~mem1064#1.base, ldv_dev_get_drvdata_#t~mem1064#1.offset; [2025-03-17 09:57:35,252 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12584: havoc #t~nondet1204; [2025-03-17 09:57:35,257 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12438: havoc #t~nondet1182; [2025-03-17 09:57:35,280 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12357: havoc __pci_enable_wake_#t~nondet1169#1; [2025-03-17 09:57:35,345 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12567: havoc #t~nondet1198; [2025-03-17 09:57:35,933 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5279: havoc __le16_to_cpup_#t~mem3#1; [2025-03-17 09:57:35,946 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: havoc #t~mem149.base, #t~mem149.offset; [2025-03-17 09:57:35,954 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5452: havoc #t~mem80.base, #t~mem80.offset; [2025-03-17 09:57:35,961 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12522: havoc pci_bus_write_config_dword_#t~nondet1191#1; [2025-03-17 09:57:36,125 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7380: call ULTIMATE.dealloc(~#hash_table~0#1.base, ~#hash_table~0#1.offset);havoc ~#hash_table~0#1.base, ~#hash_table~0#1.offset; [2025-03-17 09:57:36,127 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12365: havoc #t~nondet1171; [2025-03-17 09:57:36,413 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12510: havoc netif_rx_#t~nondet1188#1; [2025-03-17 09:57:36,413 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12434: havoc eth_type_trans_#t~nondet1181#1; [2025-03-17 09:57:36,436 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5325: havoc arch_irqs_disabled_flags_#t~bitwise19#1; [2025-03-17 09:57:36,459 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12388: havoc crc32_le_#t~nondet1174#1; [2025-03-17 09:57:36,476 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L7597: call ULTIMATE.dealloc(~#cmd~0.base, ~#cmd~0.offset);havoc ~#cmd~0.base, ~#cmd~0.offset; [2025-03-17 09:57:36,565 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L5273: havoc #t~mem2; [2025-03-17 09:57:36,573 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12518: havoc pci_bus_read_config_dword_#t~nondet1190#1; [2025-03-17 09:57:36,580 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12463: havoc #t~nondet1186; [2025-03-17 09:57:36,601 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12560: havoc #t~nondet1197; [2025-03-17 09:57:36,646 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12404: havoc del_timer_sync_#t~nondet1175#1; [2025-03-17 09:57:36,646 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10381-1: ldv_del_timer_sync_71_#res#1 := ldv_del_timer_sync_71_~ldv_func_res~3#1; [2025-03-17 09:57:36,646 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8900-1: ldv_del_timer_sync_#res#1 := ldv_del_timer_sync_~arg0#1; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9618: call ULTIMATE.dealloc(ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset);havoc ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12526: havoc pci_choose_state_#t~nondet1192#1; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10283-1: ldv_alloc_etherdev_mqs_62_#res#1.base, ldv_alloc_etherdev_mqs_62_#res#1.offset := ldv_alloc_etherdev_mqs_62_~ldv_func_res~0#1.base, ldv_alloc_etherdev_mqs_62_~ldv_func_res~0#1.offset; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12533: havoc pci_enable_device_#t~nondet1193#1; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9629: call ULTIMATE.dealloc(ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset);havoc ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12536: havoc pci_iomap_#t~ret1194#1.base, pci_iomap_#t~ret1194#1.offset; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12412: havoc dev_warn_#t~nondet1177#1; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10298-1: ldv_register_netdev_63_#res#1 := ldv_register_netdev_63_~ldv_func_res~1#1; [2025-03-17 09:57:43,380 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8845-1: ldv___pci_register_driver_#res#1 := ldv___pci_register_driver_~arg0#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12546: havoc pci_request_regions_#t~nondet1195#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9905-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L9906-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12419: havoc dma_set_mask_#t~nondet1178#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1: #t~ret1206#1 := main_#res#1;havoc main_#t~ret985#1, main_~tmp~60#1;assume { :end_inline_main } true; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L10438-1: ldv___pci_register_driver_85_#res#1 := ldv___pci_register_driver_85_~ldv_func_res~4#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12553: havoc pci_save_state_#t~nondet1196#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12488: havoc ldv_pre_register_netdev_#t~nondet1187#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12426: havoc eth_change_mtu_#t~nondet1179#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12361: havoc __pci_register_driver_#t~nondet1170#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12430: havoc eth_mac_addr_#t~nondet1180#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8864-1: 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 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8867-1: 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 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8869-1: 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 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12372: havoc _dev_info_#t~nondet1172#1; [2025-03-17 09:57:43,381 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12571: havoc register_netdev_#t~nondet1199#1; [2025-03-17 09:57:43,382 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12442: havoc ethtool_op_get_link_#t~nondet1183#1; [2025-03-17 09:57:43,382 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L6037: call ULTIMATE.dealloc(dmfe_init_one_~#pci_pmr~0#1.base, dmfe_init_one_~#pci_pmr~0#1.offset);havoc dmfe_init_one_~#pci_pmr~0#1.base, dmfe_init_one_~#pci_pmr~0#1.offset;call ULTIMATE.dealloc(dmfe_init_one_~#__key~0#1.base, dmfe_init_one_~#__key~0#1.offset);havoc dmfe_init_one_~#__key~0#1.base, dmfe_init_one_~#__key~0#1.offset; [2025-03-17 09:57:43,382 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L8483: call ULTIMATE.dealloc(dmfe_suspend_~#state#1.base, dmfe_suspend_~#state#1.offset);havoc dmfe_suspend_~#state#1.base, dmfe_suspend_~#state#1.offset;call ULTIMATE.dealloc(dmfe_suspend_~#tmp___1~9#1.base, dmfe_suspend_~#tmp___1~9#1.offset);havoc dmfe_suspend_~#tmp___1~9#1.base, dmfe_suspend_~#tmp___1~9#1.offset; [2025-03-17 09:57:43,382 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L12381: havoc alloc_etherdev_mqs_#t~ret1173#1.base, alloc_etherdev_mqs_#t~ret1173#1.offset; [2025-03-17 09:57:43,382 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-17 09:57:44,188 INFO L? ?]: Removed 1965 outVars from TransFormulas that were not future-live. [2025-03-17 09:57:44,189 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 09:57:44,322 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 09:57:44,322 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-17 09:57:44,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:57:44 BoogieIcfgContainer [2025-03-17 09:57:44,322 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 09:57:44,324 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 09:57:44,324 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 09:57:44,327 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 09:57:44,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 09:57:28" (1/3) ... [2025-03-17 09:57:44,328 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@182e4207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:57:44, skipping insertion in model container [2025-03-17 09:57:44,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:57:32" (2/3) ... [2025-03-17 09:57:44,328 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@182e4207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 09:57:44, skipping insertion in model container [2025-03-17 09:57:44,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 09:57:44" (3/3) ... [2025-03-17 09:57:44,329 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-03-17 09:57:44,342 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 09:57:44,345 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i that has 85 procedures, 2141 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2025-03-17 09:57:44,523 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 09:57:44,538 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;@4edecb57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 09:57:44,538 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-17 09:57:44,556 INFO L276 IsEmpty]: Start isEmpty. Operand has 2139 states, 1593 states have (on average 1.3873195229127433) internal successors, (2210), 1616 states have internal predecessors, (2210), 460 states have call successors, (460), 84 states have call predecessors, (460), 83 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) [2025-03-17 09:57:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2025-03-17 09:57:44,574 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:57:44,575 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:57:44,575 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 09:57:44,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:57:44,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1871989300, now seen corresponding path program 1 times [2025-03-17 09:57:44,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:57:44,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632829311] [2025-03-17 09:57:44,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:57:44,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:57:49,714 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 112 statements into 1 equivalence classes. [2025-03-17 09:57:50,043 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 112 of 112 statements. [2025-03-17 09:57:50,044 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:57:50,044 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:57:50,761 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-17 09:57:50,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:57:50,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632829311] [2025-03-17 09:57:50,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632829311] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:57:50,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:57:50,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:57:50,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939642618] [2025-03-17 09:57:50,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:57:50,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:57:50,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:57:50,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:57:50,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:57:50,796 INFO L87 Difference]: Start difference. First operand has 2139 states, 1593 states have (on average 1.3873195229127433) internal successors, (2210), 1616 states have internal predecessors, (2210), 460 states have call successors, (460), 84 states have call predecessors, (460), 83 states have return successors, (454), 445 states have call predecessors, (454), 454 states have call successors, (454) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-17 09:57:54,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-17 09:57:59,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:57:59,498 INFO L93 Difference]: Finished difference Result 6277 states and 9385 transitions. [2025-03-17 09:57:59,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:57:59,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 112 [2025-03-17 09:57:59,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:57:59,552 INFO L225 Difference]: With dead ends: 6277 [2025-03-17 09:57:59,552 INFO L226 Difference]: Without dead ends: 4145 [2025-03-17 09:57:59,575 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 09:57:59,578 INFO L435 NwaCegarLoop]: 2955 mSDtfsCounter, 2951 mSDsluCounter, 2854 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2951 SdHoareTripleChecker+Valid, 5809 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2025-03-17 09:57:59,580 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2951 Valid, 5809 Invalid, 300 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 292 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2025-03-17 09:57:59,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4145 states. [2025-03-17 09:57:59,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4145 to 4141. [2025-03-17 09:57:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4141 states, 3112 states have (on average 1.3550771208226222) internal successors, (4217), 3157 states have internal predecessors, (4217), 864 states have call successors, (864), 163 states have call predecessors, (864), 162 states have return successors, (860), 842 states have call predecessors, (860), 860 states have call successors, (860) [2025-03-17 09:57:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 4141 states and 5941 transitions. [2025-03-17 09:57:59,877 INFO L78 Accepts]: Start accepts. Automaton has 4141 states and 5941 transitions. Word has length 112 [2025-03-17 09:57:59,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:57:59,878 INFO L471 AbstractCegarLoop]: Abstraction has 4141 states and 5941 transitions. [2025-03-17 09:57:59,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-17 09:57:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 4141 states and 5941 transitions. [2025-03-17 09:57:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2025-03-17 09:57:59,883 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:57:59,883 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:57:59,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 09:57:59,884 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 09:57:59,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:57:59,884 INFO L85 PathProgramCache]: Analyzing trace with hash -15450938, now seen corresponding path program 1 times [2025-03-17 09:57:59,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:57:59,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940537505] [2025-03-17 09:57:59,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:57:59,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:58:04,400 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 118 statements into 1 equivalence classes. [2025-03-17 09:58:04,539 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 118 of 118 statements. [2025-03-17 09:58:04,539 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:58:04,539 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:58:04,991 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-17 09:58:04,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:58:04,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940537505] [2025-03-17 09:58:04,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940537505] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:58:04,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:58:04,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:58:04,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571817746] [2025-03-17 09:58:04,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:58:04,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:58:04,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:58:04,994 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:58:04,994 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:58:04,995 INFO L87 Difference]: Start difference. First operand 4141 states and 5941 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-17 09:58:09,034 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 09:58:13,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:58:13,761 INFO L93 Difference]: Finished difference Result 12321 states and 17685 transitions. [2025-03-17 09:58:13,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:58:13,761 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 118 [2025-03-17 09:58:13,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:58:13,839 INFO L225 Difference]: With dead ends: 12321 [2025-03-17 09:58:13,840 INFO L226 Difference]: Without dead ends: 8197 [2025-03-17 09:58:13,868 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 09:58:13,870 INFO L435 NwaCegarLoop]: 2935 mSDtfsCounter, 3000 mSDsluCounter, 2871 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3000 SdHoareTripleChecker+Valid, 5806 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2025-03-17 09:58:13,871 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3000 Valid, 5806 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 288 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2025-03-17 09:58:13,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8197 states. [2025-03-17 09:58:14,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8197 to 8167. [2025-03-17 09:58:14,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8167 states, 6167 states have (on average 1.356251013458732) internal successors, (8364), 6261 states have internal predecessors, (8364), 1676 states have call successors, (1676), 324 states have call predecessors, (1676), 321 states have return successors, (1682), 1625 states have call predecessors, (1682), 1672 states have call successors, (1682) [2025-03-17 09:58:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8167 states to 8167 states and 11722 transitions. [2025-03-17 09:58:14,272 INFO L78 Accepts]: Start accepts. Automaton has 8167 states and 11722 transitions. Word has length 118 [2025-03-17 09:58:14,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:58:14,273 INFO L471 AbstractCegarLoop]: Abstraction has 8167 states and 11722 transitions. [2025-03-17 09:58:14,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-17 09:58:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 8167 states and 11722 transitions. [2025-03-17 09:58:14,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2025-03-17 09:58:14,279 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:58:14,279 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:58:14,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 09:58:14,279 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 09:58:14,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:58:14,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1350974184, now seen corresponding path program 1 times [2025-03-17 09:58:14,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:58:14,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001696126] [2025-03-17 09:58:14,281 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:58:14,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:58:18,729 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 118 statements into 1 equivalence classes. [2025-03-17 09:58:18,845 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 118 of 118 statements. [2025-03-17 09:58:18,850 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:58:18,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:58:19,375 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-17 09:58:19,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:58:19,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001696126] [2025-03-17 09:58:19,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001696126] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:58:19,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:58:19,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:58:19,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61814418] [2025-03-17 09:58:19,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:58:19,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:58:19,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:58:19,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:58:19,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:58:19,376 INFO L87 Difference]: Start difference. First operand 8167 states and 11722 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-17 09:58:23,418 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 09:58:27,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:58:27,438 INFO L93 Difference]: Finished difference Result 23123 states and 33096 transitions. [2025-03-17 09:58:27,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:58:27,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 118 [2025-03-17 09:58:27,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:58:27,515 INFO L225 Difference]: With dead ends: 23123 [2025-03-17 09:58:27,516 INFO L226 Difference]: Without dead ends: 14973 [2025-03-17 09:58:27,549 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 09:58:27,550 INFO L435 NwaCegarLoop]: 3125 mSDtfsCounter, 2543 mSDsluCounter, 2866 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2543 SdHoareTripleChecker+Valid, 5991 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2025-03-17 09:58:27,550 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2543 Valid, 5991 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2025-03-17 09:58:27,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14973 states. [2025-03-17 09:58:28,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14973 to 14939. [2025-03-17 09:58:28,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14939 states, 11261 states have (on average 1.3510345440014209) internal successors, (15214), 11443 states have internal predecessors, (15214), 3056 states have call successors, (3056), 626 states have call predecessors, (3056), 619 states have return successors, (3078), 2953 states have call predecessors, (3078), 3052 states have call successors, (3078) [2025-03-17 09:58:28,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14939 states to 14939 states and 21348 transitions. [2025-03-17 09:58:28,310 INFO L78 Accepts]: Start accepts. Automaton has 14939 states and 21348 transitions. Word has length 118 [2025-03-17 09:58:28,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:58:28,310 INFO L471 AbstractCegarLoop]: Abstraction has 14939 states and 21348 transitions. [2025-03-17 09:58:28,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2025-03-17 09:58:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 14939 states and 21348 transitions. [2025-03-17 09:58:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2025-03-17 09:58:28,315 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:58:28,315 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:58:28,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 09:58:28,315 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 09:58:28,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:58:28,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1881519762, now seen corresponding path program 1 times [2025-03-17 09:58:28,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:58:28,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350054107] [2025-03-17 09:58:28,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:58:28,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:58:32,685 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 124 statements into 1 equivalence classes. [2025-03-17 09:58:32,765 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 124 of 124 statements. [2025-03-17 09:58:32,765 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:58:32,765 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:58:33,041 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-17 09:58:33,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:58:33,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350054107] [2025-03-17 09:58:33,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350054107] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:58:33,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:58:33,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:58:33,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440378764] [2025-03-17 09:58:33,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:58:33,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:58:33,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:58:33,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:58:33,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:58:33,044 INFO L87 Difference]: Start difference. First operand 14939 states and 21348 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-17 09:58:37,082 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 09:58:42,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 09:58:42,187 INFO L93 Difference]: Finished difference Result 43759 states and 62508 transitions. [2025-03-17 09:58:42,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 09:58:42,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 124 [2025-03-17 09:58:42,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 09:58:42,386 INFO L225 Difference]: With dead ends: 43759 [2025-03-17 09:58:42,387 INFO L226 Difference]: Without dead ends: 28837 [2025-03-17 09:58:42,465 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 09:58:42,466 INFO L435 NwaCegarLoop]: 2934 mSDtfsCounter, 2833 mSDsluCounter, 2855 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2833 SdHoareTripleChecker+Valid, 5789 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2025-03-17 09:58:42,467 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2833 Valid, 5789 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 319 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2025-03-17 09:58:42,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28837 states. [2025-03-17 09:58:43,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28837 to 28801. [2025-03-17 09:58:43,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28801 states, 21741 states have (on average 1.3510878064486453) internal successors, (29374), 22089 states have internal predecessors, (29374), 5836 states have call successors, (5836), 1234 states have call predecessors, (5836), 1221 states have return successors, (5890), 5621 states have call predecessors, (5890), 5832 states have call successors, (5890) [2025-03-17 09:58:43,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28801 states to 28801 states and 41100 transitions. [2025-03-17 09:58:43,524 INFO L78 Accepts]: Start accepts. Automaton has 28801 states and 41100 transitions. Word has length 124 [2025-03-17 09:58:43,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 09:58:43,525 INFO L471 AbstractCegarLoop]: Abstraction has 28801 states and 41100 transitions. [2025-03-17 09:58:43,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2025-03-17 09:58:43,525 INFO L276 IsEmpty]: Start isEmpty. Operand 28801 states and 41100 transitions. [2025-03-17 09:58:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-17 09:58:43,529 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 09:58:43,529 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:58:43,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 09:58:43,529 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 09:58:43,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 09:58:43,530 INFO L85 PathProgramCache]: Analyzing trace with hash -438428958, now seen corresponding path program 1 times [2025-03-17 09:58:43,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 09:58:43,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433186629] [2025-03-17 09:58:43,530 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 09:58:43,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 09:58:48,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-17 09:58:48,309 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-17 09:58:48,309 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 09:58:48,309 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 09:58:48,686 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-17 09:58:48,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 09:58:48,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433186629] [2025-03-17 09:58:48,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433186629] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 09:58:48,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 09:58:48,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 09:58:48,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002234368] [2025-03-17 09:58:48,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 09:58:48,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 09:58:48,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 09:58:48,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 09:58:48,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 09:58:48,689 INFO L87 Difference]: Start difference. First operand 28801 states and 41100 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11)