./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 798a7b37 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-?-798a7b3-m [2025-03-04 05:37:59,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 05:37:59,138 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 05:37:59,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 05:37:59,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 05:37:59,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 05:37:59,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 05:37:59,172 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 05:37:59,172 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 05:37:59,172 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 05:37:59,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 05:37:59,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 05:37:59,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 05:37:59,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 05:37:59,173 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 05:37:59,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 05:37:59,174 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 05:37:59,175 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 05:37:59,175 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 05:37:59,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 05:37:59,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 05:37:59,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 05:37:59,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:37:59,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 05:37:59,176 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 05:37:59,176 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 [2025-03-04 05:37:59,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 05:37:59,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 05:37:59,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 05:37:59,412 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 05:37:59,413 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 05:37:59,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-03-04 05:38:00,523 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75e030508/481f0661044d4befbd39f38e2da7d600/FLAG4bc97deea [2025-03-04 05:38:01,081 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 05:38:01,082 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-03-04 05:38:01,117 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75e030508/481f0661044d4befbd39f38e2da7d600/FLAG4bc97deea [2025-03-04 05:38:01,585 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75e030508/481f0661044d4befbd39f38e2da7d600 [2025-03-04 05:38:01,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 05:38:01,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 05:38:01,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 05:38:01,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 05:38:01,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 05:38:01,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:38:01" (1/1) ... [2025-03-04 05:38:01,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10938c2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:01, skipping insertion in model container [2025-03-04 05:38:01,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:38:01" (1/1) ... [2025-03-04 05:38:01,677 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 05:38:04,325 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] [2025-03-04 05:38:04,328 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] [2025-03-04 05:38:04,329 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] [2025-03-04 05:38:04,329 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] [2025-03-04 05:38:04,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:38:04,384 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 05:38:04,484 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] [2025-03-04 05:38:04,486 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] [2025-03-04 05:38:04,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5259] [2025-03-04 05:38:04,492 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] [2025-03-04 05:38:04,493 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] [2025-03-04 05:38:04,501 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] [2025-03-04 05:38:04,503 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] [2025-03-04 05:38:04,563 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7257] [2025-03-04 05:38:04,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7580] [2025-03-04 05:38:04,686 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] [2025-03-04 05:38:04,686 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] [2025-03-04 05:38:04,686 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] [2025-03-04 05:38:04,687 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] [2025-03-04 05:38:04,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:38:04,816 INFO L204 MainTranslator]: Completed translation [2025-03-04 05:38:04,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04 WrapperNode [2025-03-04 05:38:04,818 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 05:38:04,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 05:38:04,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 05:38:04,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 05:38:04,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:04,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,054 INFO L138 Inliner]: procedures = 421, calls = 2027, calls flagged for inlining = 203, calls inlined = 186, statements flattened = 6148 [2025-03-04 05:38:05,055 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 05:38:05,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 05:38:05,056 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 05:38:05,056 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 05:38:05,064 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,089 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,660 INFO L175 MemorySlicer]: Split 1041 memory accesses to 23 slices as follows [3, 3, 5, 6, 5, 2, 853, 5, 4, 2, 2, 5, 13, 1, 2, 4, 3, 56, 5, 5, 1, 52, 4]. 82 percent of accesses are in the largest equivalence class. The 65 initializations are split as follows [3, 1, 5, 0, 5, 0, 17, 5, 0, 0, 0, 5, 0, 1, 2, 4, 3, 0, 5, 5, 0, 0, 4]. The 473 writes are split as follows [0, 0, 0, 4, 0, 1, 360, 0, 3, 1, 1, 0, 5, 0, 0, 0, 0, 56, 0, 0, 0, 42, 0]. [2025-03-04 05:38:05,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,783 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 05:38:05,894 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 05:38:05,894 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 05:38:05,894 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 05:38:05,897 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (1/1) ... [2025-03-04 05:38:05,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:38:05,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 05:38:05,967 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) [2025-03-04 05:38:05,970 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 [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-04 05:38:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 05:38:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-04 05:38:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2025-03-04 05:38:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-04 05:38:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 05:38:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2025-03-04 05:38:05,993 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2025-03-04 05:38:05,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dmfe_board_info [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dmfe_board_info [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2025-03-04 05:38:05,994 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2025-03-04 05:38:05,994 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2025-03-04 05:38:05,995 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2025-03-04 05:38:05,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-03-04 05:38:05,995 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-03-04 05:38:05,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-04 05:38:05,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-04 05:38:05,995 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-04 05:38:05,995 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-04 05:38:05,996 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-03-04 05:38:05,996 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-03-04 05:38:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-04 05:38:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-04 05:38:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-04 05:38:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-04 05:38:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2025-03-04 05:38:05,997 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2025-03-04 05:38:05,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 05:38:05,998 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2025-03-04 05:38:05,998 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-04 05:38:05,999 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-04 05:38:05,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-04 05:38:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2025-03-04 05:38:06,000 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-04 05:38:06,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-04 05:38:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2025-03-04 05:38:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2025-03-04 05:38:06,001 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-04 05:38:06,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-04 05:38:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-04 05:38:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-04 05:38:06,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2025-03-04 05:38:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-04 05:38:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-03-04 05:38:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-04 05:38:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-03-04 05:38:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-03-04 05:38:06,005 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2025-03-04 05:38:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-04 05:38:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2025-03-04 05:38:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-04 05:38:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2025-03-04 05:38:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-04 05:38:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-04 05:38:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 05:38:06,007 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2025-03-04 05:38:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-04 05:38:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-04 05:38:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-03-04 05:38:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:38:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2025-03-04 05:38:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2025-03-04 05:38:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2025-03-04 05:38:06,008 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-04 05:38:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 05:38:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-03-04 05:38:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-04 05:38:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2025-03-04 05:38:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 05:38:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 05:38:06,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 05:38:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 05:38:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 05:38:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 05:38:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 05:38:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-04 05:38:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-04 05:38:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-04 05:38:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-03-04 05:38:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2025-03-04 05:38:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 05:38:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2025-03-04 05:38:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-04 05:38:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-04 05:38:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-04 05:38:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-03-04 05:38:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-03-04 05:38:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-04 05:38:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-04 05:38:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2025-03-04 05:38:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-04 05:38:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 05:38:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2025-03-04 05:38:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2025-03-04 05:38:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2025-03-04 05:38:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-04 05:38:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-03-04 05:38:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-03-04 05:38:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 05:38:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-04 05:38:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-04 05:38:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-04 05:38:06,690 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 05:38:06,692 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 05:38:06,710 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 05:38:06,907 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5261-1: test_and_clear_bit_#res#1 := 1; [2025-03-04 05:38:06,907 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12514: havoc netpoll_trap_#t~nondet1189#1; [2025-03-04 05:38:06,956 INFO L1325 $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; [2025-03-04 05:38:07,098 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9949-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-04 05:38:07,099 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12575: havoc request_threaded_irq_#t~nondet1200#1; [2025-03-04 05:38:07,099 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10346-1: ldv_request_irq_67_#res#1 := ldv_request_irq_67_~ldv_func_res~2#1; [2025-03-04 05:38:07,099 INFO L1325 $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; [2025-03-04 05:38:07,163 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5267: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-03-04 05:38:07,223 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12455: havoc ioread16_#t~nondet1184#1; [2025-03-04 05:38:07,234 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12459: havoc #t~nondet1185; [2025-03-04 05:38:07,268 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5386: havoc kobject_name_#t~mem32#1.base, kobject_name_#t~mem32#1.offset; [2025-03-04 05:38:07,268 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5401: havoc dev_name_#t~mem46#1.base, dev_name_#t~mem46#1.offset; [2025-03-04 05:38:07,328 INFO L1325 $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; [2025-03-04 05:38:07,511 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12408: havoc #t~nondet1176; [2025-03-04 05:38:07,525 INFO L1325 $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; [2025-03-04 05:38:07,534 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12584: havoc #t~nondet1204; [2025-03-04 05:38:07,538 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12438: havoc #t~nondet1182; [2025-03-04 05:38:07,546 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12357: havoc __pci_enable_wake_#t~nondet1169#1; [2025-03-04 05:38:07,600 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12567: havoc #t~nondet1198; [2025-03-04 05:38:08,086 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5279: havoc __le16_to_cpup_#t~mem3#1; [2025-03-04 05:38:08,098 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: havoc #t~mem149.base, #t~mem149.offset; [2025-03-04 05:38:08,107 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5452: havoc #t~mem80.base, #t~mem80.offset; [2025-03-04 05:38:08,113 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12522: havoc pci_bus_write_config_dword_#t~nondet1191#1; [2025-03-04 05:38:08,257 INFO L1325 $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; [2025-03-04 05:38:08,258 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12365: havoc #t~nondet1171; [2025-03-04 05:38:08,517 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12510: havoc netif_rx_#t~nondet1188#1; [2025-03-04 05:38:08,517 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12434: havoc eth_type_trans_#t~nondet1181#1; [2025-03-04 05:38:08,545 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5325: havoc arch_irqs_disabled_flags_#t~bitwise19#1; [2025-03-04 05:38:08,630 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12388: havoc crc32_le_#t~nondet1174#1; [2025-03-04 05:38:08,653 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7597: call ULTIMATE.dealloc(~#cmd~0.base, ~#cmd~0.offset);havoc ~#cmd~0.base, ~#cmd~0.offset; [2025-03-04 05:38:08,715 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L5273: havoc #t~mem2; [2025-03-04 05:38:08,721 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12518: havoc pci_bus_read_config_dword_#t~nondet1190#1; [2025-03-04 05:38:08,728 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12463: havoc #t~nondet1186; [2025-03-04 05:38:08,747 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12560: havoc #t~nondet1197; [2025-03-04 05:38:08,782 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12404: havoc del_timer_sync_#t~nondet1175#1; [2025-03-04 05:38:08,782 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10381-1: ldv_del_timer_sync_71_#res#1 := ldv_del_timer_sync_71_~ldv_func_res~3#1; [2025-03-04 05:38:08,782 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8900-1: ldv_del_timer_sync_#res#1 := ldv_del_timer_sync_~arg0#1; [2025-03-04 05:38:14,618 INFO L1325 $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; [2025-03-04 05:38:14,619 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12526: havoc pci_choose_state_#t~nondet1192#1; [2025-03-04 05:38:14,619 INFO L1325 $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; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1206#1 := main_#res#1;havoc main_#t~ret985#1, main_~tmp~60#1;assume { :end_inline_main } true; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12533: havoc pci_enable_device_#t~nondet1193#1; [2025-03-04 05:38:14,620 INFO L1325 $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; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12536: havoc pci_iomap_#t~ret1194#1.base, pci_iomap_#t~ret1194#1.offset; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12412: havoc dev_warn_#t~nondet1177#1; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10298-1: ldv_register_netdev_63_#res#1 := ldv_register_netdev_63_~ldv_func_res~1#1; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8845-1: ldv___pci_register_driver_#res#1 := ldv___pci_register_driver_~arg0#1; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12546: havoc pci_request_regions_#t~nondet1195#1; [2025-03-04 05:38:14,620 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9905-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L9906-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12419: havoc dma_set_mask_#t~nondet1178#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10438-1: ldv___pci_register_driver_85_#res#1 := ldv___pci_register_driver_85_~ldv_func_res~4#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12553: havoc pci_save_state_#t~nondet1196#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12488: havoc ldv_pre_register_netdev_#t~nondet1187#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12426: havoc eth_change_mtu_#t~nondet1179#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12361: havoc __pci_register_driver_#t~nondet1170#1; [2025-03-04 05:38:14,621 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12430: havoc eth_mac_addr_#t~nondet1180#1; [2025-03-04 05:38:14,621 INFO L1325 $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; [2025-03-04 05:38:14,621 INFO L1325 $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; [2025-03-04 05:38:14,622 INFO L1325 $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; [2025-03-04 05:38:14,622 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12372: havoc _dev_info_#t~nondet1172#1; [2025-03-04 05:38:14,622 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12571: havoc register_netdev_#t~nondet1199#1; [2025-03-04 05:38:14,622 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12442: havoc ethtool_op_get_link_#t~nondet1183#1; [2025-03-04 05:38:14,622 INFO L1325 $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; [2025-03-04 05:38:14,622 INFO L1325 $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; [2025-03-04 05:38:14,622 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12381: havoc alloc_etherdev_mqs_#t~ret1173#1.base, alloc_etherdev_mqs_#t~ret1173#1.offset; [2025-03-04 05:38:14,622 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-04 05:38:15,441 INFO L? ?]: Removed 2337 outVars from TransFormulas that were not future-live. [2025-03-04 05:38:15,441 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 05:38:15,550 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 05:38:15,551 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-04 05:38:15,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:38:15 BoogieIcfgContainer [2025-03-04 05:38:15,551 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 05:38:15,557 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 05:38:15,557 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 05:38:15,561 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 05:38:15,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 05:38:01" (1/3) ... [2025-03-04 05:38:15,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23922243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:38:15, skipping insertion in model container [2025-03-04 05:38:15,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:38:04" (2/3) ... [2025-03-04 05:38:15,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23922243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:38:15, skipping insertion in model container [2025-03-04 05:38:15,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:38:15" (3/3) ... [2025-03-04 05:38:15,563 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-03-04 05:38:15,578 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 05:38:15,581 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, 2245 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2025-03-04 05:38:15,735 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 05:38:15,746 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;@44acbdb4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 05:38:15,746 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-04 05:38:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand has 2243 states, 1697 states have (on average 1.3635827931644078) internal successors, (2314), 1720 states have internal predecessors, (2314), 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) [2025-03-04 05:38:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2025-03-04 05:38:15,772 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:38:15,773 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] [2025-03-04 05:38:15,774 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)] === [2025-03-04 05:38:15,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:38:15,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1829980894, now seen corresponding path program 1 times [2025-03-04 05:38:15,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:38:15,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198385100] [2025-03-04 05:38:15,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:38:15,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:38:20,114 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes. [2025-03-04 05:38:20,426 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements. [2025-03-04 05:38:20,426 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:38:20,426 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:38:21,110 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-04 05:38:21,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:38:21,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198385100] [2025-03-04 05:38:21,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198385100] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:38:21,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:38:21,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:38:21,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220494540] [2025-03-04 05:38:21,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:38:21,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:38:21,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:38:21,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:38:21,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:38:21,139 INFO L87 Difference]: Start difference. First operand has 2243 states, 1697 states have (on average 1.3635827931644078) internal successors, (2314), 1720 states have internal predecessors, (2314), 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 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2025-03-04 05:38:25,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:38:29,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:38:29,099 INFO L93 Difference]: Finished difference Result 6568 states and 9676 transitions. [2025-03-04 05:38:29,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:38:29,102 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, (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 116 [2025-03-04 05:38:29,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:38:29,148 INFO L225 Difference]: With dead ends: 6568 [2025-03-04 05:38:29,149 INFO L226 Difference]: Without dead ends: 4336 [2025-03-04 05:38:29,171 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 [2025-03-04 05:38:29,173 INFO L435 NwaCegarLoop]: 3059 mSDtfsCounter, 3042 mSDsluCounter, 2954 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 6013 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2025-03-04 05:38:29,176 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3042 Valid, 6013 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 292 Invalid, 1 Unknown, 0 Unchecked, 7.6s Time] [2025-03-04 05:38:29,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4336 states. [2025-03-04 05:38:29,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4336 to 4332. [2025-03-04 05:38:29,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4332 states, 3303 states have (on average 1.3345443536179231) internal successors, (4408), 3348 states have internal predecessors, (4408), 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) [2025-03-04 05:38:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 4332 states and 6132 transitions. [2025-03-04 05:38:29,470 INFO L78 Accepts]: Start accepts. Automaton has 4332 states and 6132 transitions. Word has length 116 [2025-03-04 05:38:29,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:38:29,471 INFO L471 AbstractCegarLoop]: Abstraction has 4332 states and 6132 transitions. [2025-03-04 05:38:29,471 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, (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) [2025-03-04 05:38:29,471 INFO L276 IsEmpty]: Start isEmpty. Operand 4332 states and 6132 transitions. [2025-03-04 05:38:29,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-04 05:38:29,480 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:38:29,480 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] [2025-03-04 05:38:29,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 05:38:29,481 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)] === [2025-03-04 05:38:29,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:38:29,482 INFO L85 PathProgramCache]: Analyzing trace with hash 928588868, now seen corresponding path program 1 times [2025-03-04 05:38:29,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:38:29,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568860881] [2025-03-04 05:38:29,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:38:29,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:38:33,519 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-04 05:38:33,669 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-04 05:38:33,669 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:38:33,669 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:38:34,285 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-04 05:38:34,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:38:34,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568860881] [2025-03-04 05:38:34,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568860881] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:38:34,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:38:34,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:38:34,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022443087] [2025-03-04 05:38:34,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:38:34,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:38:34,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:38:34,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:38:34,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:38:34,289 INFO L87 Difference]: Start difference. First operand 4332 states and 6132 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (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) [2025-03-04 05:38:38,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:38:42,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:38:42,218 INFO L93 Difference]: Finished difference Result 12862 states and 18226 transitions. [2025-03-04 05:38:42,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:38:42,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (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 122 [2025-03-04 05:38:42,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:38:42,284 INFO L225 Difference]: With dead ends: 12862 [2025-03-04 05:38:42,284 INFO L226 Difference]: Without dead ends: 8551 [2025-03-04 05:38:42,309 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:38:42,310 INFO L435 NwaCegarLoop]: 3039 mSDtfsCounter, 3095 mSDsluCounter, 2968 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3095 SdHoareTripleChecker+Valid, 6007 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2025-03-04 05:38:42,310 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3095 Valid, 6007 Invalid, 297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 288 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2025-03-04 05:38:42,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8551 states. [2025-03-04 05:38:42,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8551 to 8521. [2025-03-04 05:38:42,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8521 states, 6521 states have (on average 1.3369115166385523) internal successors, (8718), 6615 states have internal predecessors, (8718), 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) [2025-03-04 05:38:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8521 states to 8521 states and 12076 transitions. [2025-03-04 05:38:42,644 INFO L78 Accepts]: Start accepts. Automaton has 8521 states and 12076 transitions. Word has length 122 [2025-03-04 05:38:42,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:38:42,644 INFO L471 AbstractCegarLoop]: Abstraction has 8521 states and 12076 transitions. [2025-03-04 05:38:42,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (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) [2025-03-04 05:38:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 8521 states and 12076 transitions. [2025-03-04 05:38:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-03-04 05:38:42,650 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:38:42,650 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] [2025-03-04 05:38:42,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 05:38:42,651 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)] === [2025-03-04 05:38:42,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:38:42,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1817624859, now seen corresponding path program 1 times [2025-03-04 05:38:42,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:38:42,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361969369] [2025-03-04 05:38:42,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:38:42,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:38:46,535 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-03-04 05:38:46,625 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-03-04 05:38:46,625 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:38:46,625 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:38:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-04 05:38:47,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:38:47,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361969369] [2025-03-04 05:38:47,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361969369] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:38:47,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:38:47,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:38:47,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700724082] [2025-03-04 05:38:47,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:38:47,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:38:47,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:38:47,092 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:38:47,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:38:47,092 INFO L87 Difference]: Start difference. First operand 8521 states and 12076 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, (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) [2025-03-04 05:38:51,132 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 [] [2025-03-04 05:38:55,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:38:55,155 INFO L93 Difference]: Finished difference Result 24131 states and 34104 transitions. [2025-03-04 05:38:55,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:38:55,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (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 122 [2025-03-04 05:38:55,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:38:55,245 INFO L225 Difference]: With dead ends: 24131 [2025-03-04 05:38:55,245 INFO L226 Difference]: Without dead ends: 15631 [2025-03-04 05:38:55,281 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 [2025-03-04 05:38:55,283 INFO L435 NwaCegarLoop]: 3229 mSDtfsCounter, 2638 mSDsluCounter, 2960 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2638 SdHoareTripleChecker+Valid, 6189 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 [2025-03-04 05:38:55,284 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2638 Valid, 6189 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 289 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2025-03-04 05:38:55,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15631 states. [2025-03-04 05:38:55,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15631 to 15597. [2025-03-04 05:38:55,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15597 states, 11919 states have (on average 1.331655340213105) internal successors, (15872), 12101 states have internal predecessors, (15872), 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) [2025-03-04 05:38:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15597 states to 15597 states and 22006 transitions. [2025-03-04 05:38:55,920 INFO L78 Accepts]: Start accepts. Automaton has 15597 states and 22006 transitions. Word has length 122 [2025-03-04 05:38:55,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:38:55,921 INFO L471 AbstractCegarLoop]: Abstraction has 15597 states and 22006 transitions. [2025-03-04 05:38:55,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (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) [2025-03-04 05:38:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 15597 states and 22006 transitions. [2025-03-04 05:38:55,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2025-03-04 05:38:55,926 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:38:55,926 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, 1, 1] [2025-03-04 05:38:55,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 05:38:55,927 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)] === [2025-03-04 05:38:55,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:38:55,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1880205498, now seen corresponding path program 1 times [2025-03-04 05:38:55,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:38:55,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011505348] [2025-03-04 05:38:55,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:38:55,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:39:00,113 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 126 statements into 1 equivalence classes. [2025-03-04 05:39:00,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 126 of 126 statements. [2025-03-04 05:39:00,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:39:00,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:39:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-04 05:39:00,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:39:00,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011505348] [2025-03-04 05:39:00,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011505348] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:39:00,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:39:00,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:39:00,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135188206] [2025-03-04 05:39:00,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:39:00,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:39:00,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:39:00,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:39:00,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:39:00,583 INFO L87 Difference]: Start difference. First operand 15597 states and 22006 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2025-03-04 05:39:04,624 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 [] [2025-03-04 05:39:10,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:39:10,025 INFO L93 Difference]: Finished difference Result 30635 states and 43242 transitions. [2025-03-04 05:39:10,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:39:10,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) Word has length 126 [2025-03-04 05:39:10,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:39:10,110 INFO L225 Difference]: With dead ends: 30635 [2025-03-04 05:39:10,110 INFO L226 Difference]: Without dead ends: 15059 [2025-03-04 05:39:10,163 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 [2025-03-04 05:39:10,164 INFO L435 NwaCegarLoop]: 3667 mSDtfsCounter, 2323 mSDsluCounter, 2955 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 6622 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2025-03-04 05:39:10,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2323 Valid, 6622 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 391 Invalid, 1 Unknown, 0 Unchecked, 9.0s Time] [2025-03-04 05:39:10,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15059 states. [2025-03-04 05:39:10,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15059 to 15027. [2025-03-04 05:39:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15027 states, 11582 states have (on average 1.3380245208081505) internal successors, (15497), 11765 states have internal predecessors, (15497), 2811 states have call successors, (2811), 639 states have call predecessors, (2811), 631 states have return successors, (2820), 2703 states have call predecessors, (2820), 2807 states have call successors, (2820) [2025-03-04 05:39:10,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15027 states to 15027 states and 21128 transitions. [2025-03-04 05:39:10,751 INFO L78 Accepts]: Start accepts. Automaton has 15027 states and 21128 transitions. Word has length 126 [2025-03-04 05:39:10,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:39:10,753 INFO L471 AbstractCegarLoop]: Abstraction has 15027 states and 21128 transitions. [2025-03-04 05:39:10,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2025-03-04 05:39:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 15027 states and 21128 transitions. [2025-03-04 05:39:10,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2025-03-04 05:39:10,757 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:39:10,757 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, 1, 1, 1, 1] [2025-03-04 05:39:10,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-04 05:39:10,757 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)] === [2025-03-04 05:39:10,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:39:10,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1379480699, now seen corresponding path program 1 times [2025-03-04 05:39:10,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:39:10,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340389924] [2025-03-04 05:39:10,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:39:10,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:39:14,618 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-03-04 05:39:14,683 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-03-04 05:39:14,684 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:39:14,684 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:39:14,935 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-03-04 05:39:14,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:39:14,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340389924] [2025-03-04 05:39:14,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340389924] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:39:14,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:39:14,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 05:39:14,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542554787] [2025-03-04 05:39:14,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:39:14,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 05:39:14,936 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:39:14,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 05:39:14,937 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 05:39:14,937 INFO L87 Difference]: Start difference. First operand 15027 states and 21128 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (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) [2025-03-04 05:39:18,977 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 [] [2025-03-04 05:39:23,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:39:23,865 INFO L93 Difference]: Finished difference Result 39689 states and 55825 transitions. [2025-03-04 05:39:23,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:39:23,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (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 128 [2025-03-04 05:39:23,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:39:24,018 INFO L225 Difference]: With dead ends: 39689 [2025-03-04 05:39:24,018 INFO L226 Difference]: Without dead ends: 24683 [2025-03-04 05:39:24,090 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 [2025-03-04 05:39:24,092 INFO L435 NwaCegarLoop]: 3038 mSDtfsCounter, 2921 mSDsluCounter, 2956 mSDsCounter, 0 mSdLazyCounter, 319 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2921 SdHoareTripleChecker+Valid, 5994 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 319 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2025-03-04 05:39:24,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2921 Valid, 5994 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 319 Invalid, 1 Unknown, 0 Unchecked, 8.5s Time] [2025-03-04 05:39:24,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24683 states. [2025-03-04 05:39:24,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24683 to 24652. [2025-03-04 05:39:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24652 states, 19002 states have (on average 1.3373855383643827) internal successors, (25413), 19295 states have internal predecessors, (25413), 4599 states have call successors, (4599), 1063 states have call predecessors, (4599), 1048 states have return successors, (4624), 4407 states have call predecessors, (4624), 4595 states have call successors, (4624) [2025-03-04 05:39:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24652 states to 24652 states and 34636 transitions. [2025-03-04 05:39:24,898 INFO L78 Accepts]: Start accepts. Automaton has 24652 states and 34636 transitions. Word has length 128 [2025-03-04 05:39:24,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:39:24,898 INFO L471 AbstractCegarLoop]: Abstraction has 24652 states and 34636 transitions. [2025-03-04 05:39:24,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (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) [2025-03-04 05:39:24,899 INFO L276 IsEmpty]: Start isEmpty. Operand 24652 states and 34636 transitions. [2025-03-04 05:39:24,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2025-03-04 05:39:24,900 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:39:24,900 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 05:39:24,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-04 05:39:24,901 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-04 05:39:24,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:39:24,901 INFO L85 PathProgramCache]: Analyzing trace with hash -2048167180, now seen corresponding path program 1 times [2025-03-04 05:39:24,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:39:24,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780498451] [2025-03-04 05:39:24,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:39:24,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms