./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 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 20:14:19,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 20:14:19,104 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 20:14:19,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 20:14:19,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 20:14:19,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 20:14:19,131 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 20:14:19,131 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 20:14:19,132 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 20:14:19,132 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 20:14:19,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 20:14:19,132 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 20:14:19,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 20:14:19,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 20:14:19,133 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 20:14:19,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 20:14:19,134 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:14:19,134 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:14:19,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:14:19,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 20:14:19,135 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 20:14:19,135 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 20:14:19,135 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:14:19,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 20:14:19,136 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ee317e42bc2e06685ca0df819e5fc98feaca323581d52409851fe6eefd66a2a [2025-01-09 20:14:19,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 20:14:19,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 20:14:19,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 20:14:19,417 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 20:14:19,417 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 20:14:19,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-01-09 20:14:20,637 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42c2e4355/f15b1959cad347559ea443e503335e90/FLAG8e50f3f7b [2025-01-09 20:14:21,157 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 20:14:21,157 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-01-09 20:14:21,197 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42c2e4355/f15b1959cad347559ea443e503335e90/FLAG8e50f3f7b [2025-01-09 20:14:21,211 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42c2e4355/f15b1959cad347559ea443e503335e90 [2025-01-09 20:14:21,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 20:14:21,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 20:14:21,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 20:14:21,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 20:14:21,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 20:14:21,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:14:21" (1/1) ... [2025-01-09 20:14:21,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ef5295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:21, skipping insertion in model container [2025-01-09 20:14:21,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:14:21" (1/1) ... [2025-01-09 20:14:21,289 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 20:14:23,247 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2025-01-09 20:14:23,249 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2025-01-09 20:14:23,250 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2025-01-09 20:14:23,250 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2025-01-09 20:14:23,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:14:23,287 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 20:14:23,368 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] [2025-01-09 20:14:23,369 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] [2025-01-09 20:14:23,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5259] [2025-01-09 20:14:23,371 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] [2025-01-09 20:14:23,371 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] [2025-01-09 20:14:23,376 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] [2025-01-09 20:14:23,378 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] [2025-01-09 20:14:23,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7257] [2025-01-09 20:14:23,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7580] [2025-01-09 20:14:23,516 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323320,323333] [2025-01-09 20:14:23,517 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323489,323502] [2025-01-09 20:14:23,517 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323656,323669] [2025-01-09 20:14:23,517 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i[323824,323837] [2025-01-09 20:14:23,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 20:14:23,649 INFO L204 MainTranslator]: Completed translation [2025-01-09 20:14:23,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23 WrapperNode [2025-01-09 20:14:23,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 20:14:23,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 20:14:23,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 20:14:23,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 20:14:23,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:23,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:23,881 INFO L138 Inliner]: procedures = 421, calls = 2027, calls flagged for inlining = 203, calls inlined = 186, statements flattened = 6148 [2025-01-09 20:14:23,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 20:14:23,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 20:14:23,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 20:14:23,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 20:14:23,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:23,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:23,921 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,523 INFO L175 MemorySlicer]: Split 1041 memory accesses to 23 slices as follows [3, 1, 3, 5, 4, 5, 5, 2, 13, 2, 5, 2, 1, 2, 4, 3, 56, 5, 853, 5, 52, 4, 6]. 82 percent of accesses are in the largest equivalence class. The 65 initializations are split as follows [3, 0, 1, 5, 0, 5, 5, 0, 0, 0, 5, 0, 1, 2, 4, 3, 0, 5, 17, 5, 0, 4, 0]. The 473 writes are split as follows [0, 0, 0, 0, 3, 0, 0, 1, 5, 1, 0, 1, 0, 0, 0, 0, 56, 0, 360, 0, 42, 0, 4]. [2025-01-09 20:14:24,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,617 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,652 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,750 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 20:14:24,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 20:14:24,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 20:14:24,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 20:14:24,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (1/1) ... [2025-01-09 20:14:24,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 20:14:24,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 20:14:24,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 20:14:24,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 20:14:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_set_filter_mode [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_set_filter_mode [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_resume [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_resume [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_dmfe_board_info [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_dmfe_board_info [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 20:14:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 20:14:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_reuse_skb [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_reuse_skb [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure poll_dmfe [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_dmfe [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 20:14:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 20:14:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 20:14:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 20:14:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-01-09 20:14:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-01-09 20:14:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-01-09 20:14:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-01-09 20:14:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-01-09 20:14:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-01-09 20:14:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 20:14:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 20:14:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2025-01-09 20:14:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2025-01-09 20:14:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 20:14:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 20:14:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-01-09 20:14:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 20:14:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_remove_one [2025-01-09 20:14:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_remove_one [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2025-01-09 20:14:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 20:14:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure dm9132_id_table [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dm9132_id_table [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_interrupt [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_interrupt [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure cal_CRC [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure cal_CRC [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 20:14:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 20:14:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 20:14:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 20:14:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 20:14:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 20:14:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-01-09 20:14:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-01-09 20:14:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_free_rxbuffer [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_free_rxbuffer [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_stop [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_stop [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 20:14:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 20:14:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 20:14:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 20:14:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-01-09 20:14:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_open [2025-01-09 20:14:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_open [2025-01-09 20:14:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-01-09 20:14:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-01-09 20:14:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 20:14:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 20:14:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2025-01-09 20:14:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2025-01-09 20:14:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure dmfe_init_dm910x [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure dmfe_init_dm910x [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 20:14:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2025-01-09 20:14:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-01-09 20:14:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 20:14:24,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2025-01-09 20:14:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2025-01-09 20:14:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_dmfe_cleanup_module_14_2 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2025-01-09 20:14:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 20:14:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-01-09 20:14:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-01-09 20:14:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-01-09 20:14:24,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 20:14:24,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 20:14:25,539 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 20:14:25,541 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 20:14:25,557 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 20:14:37,114 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 20:14:37,807 INFO L? ?]: Removed 2337 outVars from TransFormulas that were not future-live. [2025-01-09 20:14:37,808 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 20:14:37,859 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 20:14:37,859 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 20:14:37,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:14:37 BoogieIcfgContainer [2025-01-09 20:14:37,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 20:14:37,861 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 20:14:37,863 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 20:14:37,867 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 20:14:37,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:14:21" (1/3) ... [2025-01-09 20:14:37,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@125f5169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:14:37, skipping insertion in model container [2025-01-09 20:14:37,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:14:23" (2/3) ... [2025-01-09 20:14:37,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@125f5169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:14:37, skipping insertion in model container [2025-01-09 20:14:37,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:14:37" (3/3) ... [2025-01-09 20:14:37,872 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-dec-tulip-dmfe.cil.i [2025-01-09 20:14:37,883 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 20:14:37,889 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, 2243 locations, 1 initial locations, 3 loop locations, and 3 error locations. [2025-01-09 20:14:37,977 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 20:14:37,985 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;@2fbbc143, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 20:14:37,987 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 20:14:37,996 INFO L276 IsEmpty]: Start isEmpty. Operand has 2241 states, 1695 states have (on average 1.3640117994100296) internal successors, (2312), 1718 states have internal predecessors, (2312), 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) [2025-01-09 20:14:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2025-01-09 20:14:38,010 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:14:38,010 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] [2025-01-09 20:14:38,011 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:14:38,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:14:38,015 INFO L85 PathProgramCache]: Analyzing trace with hash -327425371, now seen corresponding path program 1 times [2025-01-09 20:14:38,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:14:38,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083646251] [2025-01-09 20:14:38,020 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:14:38,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:14:42,333 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 116 statements into 1 equivalence classes. [2025-01-09 20:14:42,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 116 of 116 statements. [2025-01-09 20:14:42,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:14:42,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:14:43,166 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-01-09 20:14:43,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:14:43,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083646251] [2025-01-09 20:14:43,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083646251] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:14:43,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:14:43,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:14:43,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311548414] [2025-01-09 20:14:43,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:14:43,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:14:43,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:14:43,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:14:43,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:14:43,193 INFO L87 Difference]: Start difference. First operand has 2241 states, 1695 states have (on average 1.3640117994100296) internal successors, (2312), 1718 states have internal predecessors, (2312), 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) [2025-01-09 20:14:47,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:14:48,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:14:48,251 INFO L93 Difference]: Finished difference Result 6562 states and 9670 transitions. [2025-01-09 20:14:48,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:14:48,254 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 [2025-01-09 20:14:48,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:14:48,296 INFO L225 Difference]: With dead ends: 6562 [2025-01-09 20:14:48,296 INFO L226 Difference]: Without dead ends: 4332 [2025-01-09 20:14:48,318 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:14:48,322 INFO L435 NwaCegarLoop]: 3190 mSDtfsCounter, 3040 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3040 SdHoareTripleChecker+Valid, 6275 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 20:14:48,322 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3040 Valid, 6275 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 20:14:48,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4332 states. [2025-01-09 20:14:48,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4332 to 4328. [2025-01-09 20:14:48,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4328 states, 3299 states have (on average 1.3349499848438922) internal successors, (4404), 3344 states have internal predecessors, (4404), 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) [2025-01-09 20:14:48,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 4328 states and 6128 transitions. [2025-01-09 20:14:48,572 INFO L78 Accepts]: Start accepts. Automaton has 4328 states and 6128 transitions. Word has length 116 [2025-01-09 20:14:48,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:14:48,574 INFO L471 AbstractCegarLoop]: Abstraction has 4328 states and 6128 transitions. [2025-01-09 20:14:48,574 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) [2025-01-09 20:14:48,574 INFO L276 IsEmpty]: Start isEmpty. Operand 4328 states and 6128 transitions. [2025-01-09 20:14:48,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-01-09 20:14:48,579 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:14:48,579 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] [2025-01-09 20:14:48,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 20:14:48,579 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:14:48,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:14:48,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1325677422, now seen corresponding path program 1 times [2025-01-09 20:14:48,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:14:48,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544272479] [2025-01-09 20:14:48,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:14:48,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:14:52,603 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-01-09 20:14:52,680 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-01-09 20:14:52,680 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:14:52,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:14:53,069 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-01-09 20:14:53,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:14:53,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544272479] [2025-01-09 20:14:53,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544272479] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:14:53,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:14:53,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:14:53,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643117393] [2025-01-09 20:14:53,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:14:53,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:14:53,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:14:53,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:14:53,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:14:53,071 INFO L87 Difference]: Start difference. First operand 4328 states and 6128 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) [2025-01-09 20:14:57,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:14:58,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:14:58,011 INFO L93 Difference]: Finished difference Result 12850 states and 18214 transitions. [2025-01-09 20:14:58,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:14:58,012 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 [2025-01-09 20:14:58,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:14:58,068 INFO L225 Difference]: With dead ends: 12850 [2025-01-09 20:14:58,069 INFO L226 Difference]: Without dead ends: 8543 [2025-01-09 20:14:58,085 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:14:58,086 INFO L435 NwaCegarLoop]: 3170 mSDtfsCounter, 3093 mSDsluCounter, 3099 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3093 SdHoareTripleChecker+Valid, 6269 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-01-09 20:14:58,086 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3093 Valid, 6269 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-01-09 20:14:58,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8543 states. [2025-01-09 20:14:58,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8543 to 8513. [2025-01-09 20:14:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8513 states, 6513 states have (on average 1.3373253493013972) internal successors, (8710), 6607 states have internal predecessors, (8710), 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) [2025-01-09 20:14:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8513 states to 8513 states and 12068 transitions. [2025-01-09 20:14:58,379 INFO L78 Accepts]: Start accepts. Automaton has 8513 states and 12068 transitions. Word has length 122 [2025-01-09 20:14:58,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:14:58,380 INFO L471 AbstractCegarLoop]: Abstraction has 8513 states and 12068 transitions. [2025-01-09 20:14:58,380 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) [2025-01-09 20:14:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 8513 states and 12068 transitions. [2025-01-09 20:14:58,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2025-01-09 20:14:58,384 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:14:58,384 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] [2025-01-09 20:14:58,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 20:14:58,385 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:14:58,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:14:58,385 INFO L85 PathProgramCache]: Analyzing trace with hash -565710973, now seen corresponding path program 1 times [2025-01-09 20:14:58,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:14:58,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063825608] [2025-01-09 20:14:58,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:14:58,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:15:02,561 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 122 statements into 1 equivalence classes. [2025-01-09 20:15:02,631 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 122 of 122 statements. [2025-01-09 20:15:02,632 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:15:02,632 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:15:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-01-09 20:15:03,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:15:03,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063825608] [2025-01-09 20:15:03,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063825608] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:15:03,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:15:03,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:15:03,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646476371] [2025-01-09 20:15:03,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:15:03,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:15:03,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:15:03,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:15:03,025 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:03,025 INFO L87 Difference]: Start difference. First operand 8513 states and 12068 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) [2025-01-09 20:15:07,062 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 [] [2025-01-09 20:15:07,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:15:07,986 INFO L93 Difference]: Finished difference Result 24107 states and 34080 transitions. [2025-01-09 20:15:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:15:07,987 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 [2025-01-09 20:15:07,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:15:08,082 INFO L225 Difference]: With dead ends: 24107 [2025-01-09 20:15:08,082 INFO L226 Difference]: Without dead ends: 15615 [2025-01-09 20:15:08,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:08,111 INFO L435 NwaCegarLoop]: 3371 mSDtfsCounter, 2636 mSDsluCounter, 3091 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2636 SdHoareTripleChecker+Valid, 6462 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2025-01-09 20:15:08,112 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2636 Valid, 6462 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2025-01-09 20:15:08,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15615 states. [2025-01-09 20:15:08,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15615 to 15581. [2025-01-09 20:15:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15581 states, 11903 states have (on average 1.3321011509703435) internal successors, (15856), 12085 states have internal predecessors, (15856), 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) [2025-01-09 20:15:08,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15581 states to 15581 states and 21990 transitions. [2025-01-09 20:15:08,584 INFO L78 Accepts]: Start accepts. Automaton has 15581 states and 21990 transitions. Word has length 122 [2025-01-09 20:15:08,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:15:08,585 INFO L471 AbstractCegarLoop]: Abstraction has 15581 states and 21990 transitions. [2025-01-09 20:15:08,588 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) [2025-01-09 20:15:08,589 INFO L276 IsEmpty]: Start isEmpty. Operand 15581 states and 21990 transitions. [2025-01-09 20:15:08,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2025-01-09 20:15:08,590 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:15:08,590 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] [2025-01-09 20:15:08,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 20:15:08,590 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:15:08,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:15:08,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1124795088, now seen corresponding path program 1 times [2025-01-09 20:15:08,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:15:08,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73347309] [2025-01-09 20:15:08,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:15:08,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:15:12,820 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 126 statements into 1 equivalence classes. [2025-01-09 20:15:12,892 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 126 of 126 statements. [2025-01-09 20:15:12,892 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:15:12,892 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:15:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-01-09 20:15:13,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:15:13,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73347309] [2025-01-09 20:15:13,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73347309] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:15:13,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:15:13,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:15:13,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178142685] [2025-01-09 20:15:13,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:15:13,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:15:13,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:15:13,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:15:13,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:13,306 INFO L87 Difference]: Start difference. First operand 15581 states and 21990 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) [2025-01-09 20:15:17,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:15:18,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:15:18,966 INFO L93 Difference]: Finished difference Result 30605 states and 43212 transitions. [2025-01-09 20:15:18,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:15:18,967 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 [2025-01-09 20:15:18,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:15:19,028 INFO L225 Difference]: With dead ends: 30605 [2025-01-09 20:15:19,028 INFO L226 Difference]: Without dead ends: 15045 [2025-01-09 20:15:19,069 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:19,070 INFO L435 NwaCegarLoop]: 3847 mSDtfsCounter, 2322 mSDsluCounter, 3086 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 6933 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2025-01-09 20:15:19,071 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2322 Valid, 6933 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2025-01-09 20:15:19,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15045 states. [2025-01-09 20:15:19,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15045 to 15013. [2025-01-09 20:15:19,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15013 states, 11568 states have (on average 1.3384336099585061) internal successors, (15483), 11751 states have internal predecessors, (15483), 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) [2025-01-09 20:15:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15013 states to 15013 states and 21114 transitions. [2025-01-09 20:15:19,573 INFO L78 Accepts]: Start accepts. Automaton has 15013 states and 21114 transitions. Word has length 126 [2025-01-09 20:15:19,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:15:19,575 INFO L471 AbstractCegarLoop]: Abstraction has 15013 states and 21114 transitions. [2025-01-09 20:15:19,575 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) [2025-01-09 20:15:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 15013 states and 21114 transitions. [2025-01-09 20:15:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2025-01-09 20:15:19,579 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:15:19,580 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] [2025-01-09 20:15:19,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 20:15:19,580 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:15:19,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:15:19,581 INFO L85 PathProgramCache]: Analyzing trace with hash 584664628, now seen corresponding path program 1 times [2025-01-09 20:15:19,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:15:19,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607846032] [2025-01-09 20:15:19,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:15:19,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:15:23,678 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 128 statements into 1 equivalence classes. [2025-01-09 20:15:23,730 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 128 of 128 statements. [2025-01-09 20:15:23,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:15:23,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:15:23,955 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2025-01-09 20:15:23,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:15:23,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607846032] [2025-01-09 20:15:23,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607846032] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:15:23,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:15:23,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:15:23,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330662555] [2025-01-09 20:15:23,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:15:23,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:15:23,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:15:23,956 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:15:23,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:23,956 INFO L87 Difference]: Start difference. First operand 15013 states and 21114 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) [2025-01-09 20:15:27,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:15:29,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:15:29,458 INFO L93 Difference]: Finished difference Result 39655 states and 55791 transitions. [2025-01-09 20:15:29,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:15:29,458 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 [2025-01-09 20:15:29,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:15:29,548 INFO L225 Difference]: With dead ends: 39655 [2025-01-09 20:15:29,549 INFO L226 Difference]: Without dead ends: 24663 [2025-01-09 20:15:29,586 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:29,587 INFO L435 NwaCegarLoop]: 3169 mSDtfsCounter, 2919 mSDsluCounter, 3087 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2919 SdHoareTripleChecker+Valid, 6256 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2025-01-09 20:15:29,588 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2919 Valid, 6256 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 53 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2025-01-09 20:15:29,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24663 states. [2025-01-09 20:15:30,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24663 to 24632. [2025-01-09 20:15:30,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24632 states, 18982 states have (on average 1.337741017806343) internal successors, (25393), 19275 states have internal predecessors, (25393), 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) [2025-01-09 20:15:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24632 states to 24632 states and 34616 transitions. [2025-01-09 20:15:30,236 INFO L78 Accepts]: Start accepts. Automaton has 24632 states and 34616 transitions. Word has length 128 [2025-01-09 20:15:30,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:15:30,238 INFO L471 AbstractCegarLoop]: Abstraction has 24632 states and 34616 transitions. [2025-01-09 20:15:30,238 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) [2025-01-09 20:15:30,238 INFO L276 IsEmpty]: Start isEmpty. Operand 24632 states and 34616 transitions. [2025-01-09 20:15:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2025-01-09 20:15:30,240 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:15:30,240 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] [2025-01-09 20:15:30,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 20:15:30,240 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:15:30,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:15:30,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1908803273, now seen corresponding path program 1 times [2025-01-09 20:15:30,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:15:30,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515055525] [2025-01-09 20:15:30,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:15:30,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:15:34,217 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 145 statements into 1 equivalence classes. [2025-01-09 20:15:34,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 145 of 145 statements. [2025-01-09 20:15:34,275 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:15:34,275 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:15:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2025-01-09 20:15:34,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:15:34,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515055525] [2025-01-09 20:15:34,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515055525] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:15:34,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:15:34,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:15:34,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187216079] [2025-01-09 20:15:34,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:15:34,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:15:34,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:15:34,615 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:15:34,615 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:34,615 INFO L87 Difference]: Start difference. First operand 24632 states and 34616 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 20:15:38,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 20:15:40,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 20:15:40,113 INFO L93 Difference]: Finished difference Result 71502 states and 100541 transitions. [2025-01-09 20:15:40,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 20:15:40,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 145 [2025-01-09 20:15:40,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 20:15:40,291 INFO L225 Difference]: With dead ends: 71502 [2025-01-09 20:15:40,291 INFO L226 Difference]: Without dead ends: 46891 [2025-01-09 20:15:40,372 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:40,373 INFO L435 NwaCegarLoop]: 3798 mSDtfsCounter, 3104 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3104 SdHoareTripleChecker+Valid, 6938 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2025-01-09 20:15:40,373 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3104 Valid, 6938 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2025-01-09 20:15:40,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46891 states. [2025-01-09 20:15:41,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46891 to 46833. [2025-01-09 20:15:41,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46833 states, 36024 states have (on average 1.3376637797024207) internal successors, (48188), 36616 states have internal predecessors, (48188), 8797 states have call successors, (8797), 2038 states have call predecessors, (8797), 2009 states have return successors, (8851), 8398 states have call predecessors, (8851), 8793 states have call successors, (8851) [2025-01-09 20:15:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46833 states to 46833 states and 65836 transitions. [2025-01-09 20:15:41,536 INFO L78 Accepts]: Start accepts. Automaton has 46833 states and 65836 transitions. Word has length 145 [2025-01-09 20:15:41,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 20:15:41,536 INFO L471 AbstractCegarLoop]: Abstraction has 46833 states and 65836 transitions. [2025-01-09 20:15:41,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 20:15:41,536 INFO L276 IsEmpty]: Start isEmpty. Operand 46833 states and 65836 transitions. [2025-01-09 20:15:41,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2025-01-09 20:15:41,538 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 20:15:41,538 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 8, 8, 8, 8, 8, 8, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 20:15:41,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 20:15:41,538 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 20:15:41,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 20:15:41,538 INFO L85 PathProgramCache]: Analyzing trace with hash -73827638, now seen corresponding path program 1 times [2025-01-09 20:15:41,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 20:15:41,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366805298] [2025-01-09 20:15:41,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 20:15:41,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 20:15:46,224 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-01-09 20:15:46,272 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-01-09 20:15:46,272 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 20:15:46,272 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 20:15:46,490 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2025-01-09 20:15:46,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 20:15:46,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366805298] [2025-01-09 20:15:46,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366805298] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 20:15:46,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 20:15:46,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 20:15:46,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043169551] [2025-01-09 20:15:46,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 20:15:46,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 20:15:46,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 20:15:46,491 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 20:15:46,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 20:15:46,491 INFO L87 Difference]: Start difference. First operand 46833 states and 65836 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)