./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.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 3d612e3d3aaa54cbaaae78896c02f6ca9c3968df93584b0bde88897a60cfa04a --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 07:36:12,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 07:36:12,072 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 07:36:12,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 07:36:12,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 07:36:12,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 07:36:12,104 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 07:36:12,105 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 07:36:12,106 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 07:36:12,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 07:36:12,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 07:36:12,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 07:36:12,106 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 07:36:12,107 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:36:12,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 07:36:12,107 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 07:36:12,107 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 -> 3d612e3d3aaa54cbaaae78896c02f6ca9c3968df93584b0bde88897a60cfa04a [2025-02-06 07:36:12,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 07:36:12,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 07:36:12,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 07:36:12,373 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 07:36:12,373 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 07:36:12,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2025-02-06 07:36:13,593 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/16662bb49/6c22cfc526304862ad5bbc9441d793b0/FLAG28706d9a6 [2025-02-06 07:36:14,131 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 07:36:14,132 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2025-02-06 07:36:14,187 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/16662bb49/6c22cfc526304862ad5bbc9441d793b0/FLAG28706d9a6 [2025-02-06 07:36:14,654 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/16662bb49/6c22cfc526304862ad5bbc9441d793b0 [2025-02-06 07:36:14,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 07:36:14,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 07:36:14,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 07:36:14,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 07:36:14,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 07:36:14,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:36:14" (1/1) ... [2025-02-06 07:36:14,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3829d79d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:14, skipping insertion in model container [2025-02-06 07:36:14,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:36:14" (1/1) ... [2025-02-06 07:36:14,774 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 07:36:16,952 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319618,319631] [2025-02-06 07:36:16,954 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319787,319800] [2025-02-06 07:36:16,955 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319954,319967] [2025-02-06 07:36:16,955 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[320122,320135] [2025-02-06 07:36:16,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:36:17,012 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 07:36:17,105 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"); [5241] [2025-02-06 07:36:17,107 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)); [5248] [2025-02-06 07:36:17,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5255] [2025-02-06 07:36:17,110 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)); [5294-5295] [2025-02-06 07:36:17,110 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"); [5300-5302] [2025-02-06 07:36:17,117 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)); [5511-5512] [2025-02-06 07:36:17,119 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)); [5545-5546] [2025-02-06 07:36:17,120 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" (103), "i" (12UL)); [5582-5583] [2025-02-06 07:36:17,121 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" (115), "i" (12UL)); [5619-5620] [2025-02-06 07:36:17,176 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7057] [2025-02-06 07:36:17,264 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319618,319631] [2025-02-06 07:36:17,264 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319787,319800] [2025-02-06 07:36:17,265 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[319954,319967] [2025-02-06 07:36:17,265 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i[320122,320135] [2025-02-06 07:36:17,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 07:36:17,400 INFO L204 MainTranslator]: Completed translation [2025-02-06 07:36:17,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17 WrapperNode [2025-02-06 07:36:17,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 07:36:17,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 07:36:17,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 07:36:17,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 07:36:17,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:17,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:17,588 INFO L138 Inliner]: procedures = 434, calls = 1823, calls flagged for inlining = 216, calls inlined = 199, statements flattened = 4821 [2025-02-06 07:36:17,588 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 07:36:17,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 07:36:17,589 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 07:36:17,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 07:36:17,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:17,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:17,620 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,249 INFO L175 MemorySlicer]: Split 923 memory accesses to 16 slices as follows [2, 2, 48, 7, 1, 2, 9, 10, 3, 8, 1, 7, 54, 765, 3, 1]. 83 percent of accesses are in the largest equivalence class. The 70 initializations are split as follows [0, 0, 18, 7, 1, 2, 8, 8, 0, 6, 0, 0, 0, 19, 1, 0]. The 422 writes are split as follows [1, 1, 30, 0, 0, 0, 0, 0, 0, 0, 0, 4, 42, 343, 0, 1]. [2025-02-06 07:36:18,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,366 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 07:36:18,468 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 07:36:18,468 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 07:36:18,468 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 07:36:18,470 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (1/1) ... [2025-02-06 07:36:18,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 07:36:18,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 07:36:18,503 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) [2025-02-06 07:36:18,508 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 [2025-02-06 07:36:18,531 INFO L130 BoogieDeclarations]: Found specification of procedure getlinkstatus [2025-02-06 07:36:18,532 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinkstatus [2025-02-06 07:36:18,532 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2025-02-06 07:36:18,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2025-02-06 07:36:18,532 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_79 [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_79 [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_67 [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_67 [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-02-06 07:36:18,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-02-06 07:36:18,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_tx_timeout [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_tx_timeout [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure getlinktype [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure getlinktype [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-02-06 07:36:18,534 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 07:36:18,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 07:36:18,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-02-06 07:36:18,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-02-06 07:36:18,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rx_descriptors [2025-02-06 07:36:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rx_descriptors [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-02-06 07:36:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure fealnx_remove_one [2025-02-06 07:36:18,537 INFO L138 BoogieDeclarations]: Found implementation of procedure fealnx_remove_one [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 07:36:18,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-02-06 07:36:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-02-06 07:36:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-02-06 07:36:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-02-06 07:36:18,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-02-06 07:36:18,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-02-06 07:36:18,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-02-06 07:36:18,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-02-06 07:36:18,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-02-06 07:36:18,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rx [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rx [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 07:36:18,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-02-06 07:36:18,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 07:36:18,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 07:36:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2025-02-06 07:36:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-02-06 07:36:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-02-06 07:36:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_netdev_private [2025-02-06 07:36:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_netdev_private [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure enable_rxtx [2025-02-06 07:36:18,546 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_rxtx [2025-02-06 07:36:18,546 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-02-06 07:36:18,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-02-06 07:36:18,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-02-06 07:36:18,548 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-02-06 07:36:18,548 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-02-06 07:36:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-02-06 07:36:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-02-06 07:36:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_78 [2025-02-06 07:36:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_78 [2025-02-06 07:36:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-02-06 07:36:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-02-06 07:36:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-02-06 07:36:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-02-06 07:36:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 07:36:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure reset_and_disable_rxtx [2025-02-06 07:36:18,549 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_and_disable_rxtx [2025-02-06 07:36:18,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-02-06 07:36:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-02-06 07:36:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 07:36:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-02-06 07:36:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-02-06 07:36:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-02-06 07:36:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_netdev_private [2025-02-06 07:36:18,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_netdev_private [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-02-06 07:36:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2025-02-06 07:36:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-02-06 07:36:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-02-06 07:36:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2025-02-06 07:36:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure stop_nic_rxtx [2025-02-06 07:36:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_nic_rxtx [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure m80x_send_cmd_to_phy [2025-02-06 07:36:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure m80x_send_cmd_to_phy [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 07:36:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffers [2025-02-06 07:36:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffers [2025-02-06 07:36:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-02-06 07:36:18,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-02-06 07:36:18,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2025-02-06 07:36:18,555 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-02-06 07:36:18,555 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-02-06 07:36:18,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-02-06 07:36:18,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2025-02-06 07:36:18,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_fealnx_exit_14_2 [2025-02-06 07:36:19,218 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 07:36:19,220 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 07:36:19,382 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 07:36:19,486 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10078-1: ldv_del_timer_sync_85_#res#1 := ldv_del_timer_sync_85_~ldv_func_res~4#1; [2025-02-06 07:36:19,486 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10063-1: ldv_del_timer_sync_84_#res#1 := ldv_del_timer_sync_84_~ldv_func_res~3#1; [2025-02-06 07:36:19,524 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5257-1: test_and_clear_bit_#res#1 := 1; [2025-02-06 07:36:19,524 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12195: havoc netpoll_trap_#t~nondet1077#1; [2025-02-06 07:36:19,598 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12136: havoc #t~nondet1069; [2025-02-06 07:36:19,652 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5461: havoc is_device_dma_capable_#t~mem58#1.base, is_device_dma_capable_#t~mem58#1.offset;havoc is_device_dma_capable_#t~mem59#1.base, is_device_dma_capable_#t~mem59#1.offset;havoc is_device_dma_capable_#t~mem60#1;havoc is_device_dma_capable_#t~short61#1; [2025-02-06 07:36:19,676 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5263: havoc constant_test_bit_#t~mem0#1;havoc constant_test_bit_#t~bitwise1#1; [2025-02-06 07:36:19,684 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12239: havoc #t~nondet1087; [2025-02-06 07:36:19,749 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12119: havoc #t~nondet1067; [2025-02-06 07:36:19,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7807: call ULTIMATE.dealloc(~#mc_filter~0#1.base, ~#mc_filter~0#1.offset);havoc ~#mc_filter~0#1.base, ~#mc_filter~0#1.offset; [2025-02-06 07:36:19,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12073: havoc crc32_le_#t~nondet1060#1; [2025-02-06 07:36:19,811 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12066: havoc bitrev32_#t~nondet1059#1; [2025-02-06 07:36:19,960 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12222: havoc #t~nondet1081; [2025-02-06 07:36:19,966 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8348: #res#1 := ~arg0#1; [2025-02-06 07:36:19,971 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5787: havoc #t~mem179.base, #t~mem179.offset; [2025-02-06 07:36:19,990 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5487: havoc #t~mem93.base, #t~mem93.offset; [2025-02-06 07:36:20,188 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9938-1: ldv_request_irq_65_#res#1 := ldv_request_irq_65_~ldv_func_res~2#1; [2025-02-06 07:36:20,188 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9511-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-02-06 07:36:20,188 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12230: havoc request_threaded_irq_#t~nondet1083#1; [2025-02-06 07:36:20,188 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6640: call ULTIMATE.dealloc(~#__key~1#1.base, ~#__key~1#1.offset);havoc ~#__key~1#1.base, ~#__key~1#1.offset;call ULTIMATE.dealloc(~#__key___0~0#1.base, ~#__key___0~0#1.offset);havoc ~#__key___0~0#1.base, ~#__key___0~0#1.offset; [2025-02-06 07:36:20,226 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10123: havoc ldv_dev_get_drvdata_#t~mem949#1.base, ldv_dev_get_drvdata_#t~mem949#1.offset;havoc ldv_dev_get_drvdata_#t~mem950#1.base, ldv_dev_get_drvdata_#t~mem950#1.offset; [2025-02-06 07:36:20,230 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12041: havoc #t~nondet1057; [2025-02-06 07:36:20,242 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12034: havoc #t~nondet1056; [2025-02-06 07:36:20,245 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12095: havoc #t~nondet1061; [2025-02-06 07:36:20,258 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint stop_nic_rxtxFINAL: assume true; [2025-02-06 07:36:20,335 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5310: havoc arch_irqs_disabled_flags_#t~bitwise19#1; [2025-02-06 07:36:20,385 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint allocate_rx_buffersFINAL: assume true; [2025-02-06 07:36:20,476 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12187: havoc mii_nway_restart_#t~nondet1075#1; [2025-02-06 07:36:20,511 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint stop_nic_rxFINAL: assume true; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12191: havoc netif_rx_#t~nondet1076#1; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12062: havoc alloc_etherdev_mqs_#t~ret1058#1.base, alloc_etherdev_mqs_#t~ret1058#1.offset; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12129: havoc generic_mii_ioctl_#t~nondet1068#1; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12199: havoc pci_enable_device_#t~nondet1078#1; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1089#1 := main_#res#1;havoc main_#t~ret864#1, main_~tmp~59#1;assume { :end_inline_main } true; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12202: havoc pci_iomap_#t~ret1079#1.base, pci_iomap_#t~ret1079#1.offset; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9890-1: ldv_register_netdev_61_#res#1 := ldv_register_netdev_61_~ldv_func_res~1#1; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12140: havoc ioread8_#t~nondet1070#1; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6195: call ULTIMATE.dealloc(fealnx_init_one_~#boardname~0#1.base, fealnx_init_one_~#boardname~0#1.offset);havoc fealnx_init_one_~#boardname~0#1.base, fealnx_init_one_~#boardname~0#1.offset;call ULTIMATE.dealloc(fealnx_init_one_~#ring_dma~0#1.base, fealnx_init_one_~#ring_dma~0#1.offset);havoc fealnx_init_one_~#ring_dma~0#1.base, fealnx_init_one_~#ring_dma~0#1.offset;call ULTIMATE.dealloc(fealnx_init_one_~#__key~0#1.base, fealnx_init_one_~#__key~0#1.offset);havoc fealnx_init_one_~#__key~0#1.base, fealnx_init_one_~#__key~0#1.offset; [2025-02-06 07:36:30,602 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8311-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9171: call ULTIMATE.dealloc(ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset);havoc ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12212: havoc pci_request_regions_#t~nondet1080#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8314-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8316-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10105-1: ldv___pci_register_driver_87_#res#1 := ldv___pci_register_driver_87_~ldv_func_res~5#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9182: call ULTIMATE.dealloc(ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset);havoc ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5417: havoc kobject_name_#t~mem36#1.base, kobject_name_#t~mem36#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12226: havoc register_netdev_#t~nondet1082#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12030: havoc __pci_register_driver_#t~nondet1055#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12165: havoc ldv_pre_register_netdev_#t~nondet1071#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12099: havoc dev_err_#t~nondet1062#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12103: havoc dev_warn_#t~nondet1063#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L5431: havoc dev_name_#t~mem49#1.base, dev_name_#t~mem49#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12107: havoc eth_change_mtu_#t~nondet1064#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12175: havoc mii_ethtool_gset_#t~nondet1072#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9467-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9468-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12111: havoc eth_mac_addr_#t~nondet1065#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12179: havoc mii_ethtool_sset_#t~nondet1073#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12115: havoc eth_type_trans_#t~nondet1066#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12183: havoc mii_link_ok_#t~nondet1074#1; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9875-1: ldv_alloc_etherdev_mqs_60_#res#1.base, ldv_alloc_etherdev_mqs_60_#res#1.offset := ldv_alloc_etherdev_mqs_60_~ldv_func_res~0#1.base, ldv_alloc_etherdev_mqs_60_~ldv_func_res~0#1.offset; [2025-02-06 07:36:30,603 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8292-1: ldv___pci_register_driver_#res#1 := ldv___pci_register_driver_~arg0#1; [2025-02-06 07:36:31,461 INFO L? ?]: Removed 2353 outVars from TransFormulas that were not future-live. [2025-02-06 07:36:31,462 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 07:36:31,555 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 07:36:31,555 INFO L337 CfgBuilder]: Removed 1 assume(true) statements. [2025-02-06 07:36:31,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:36:31 BoogieIcfgContainer [2025-02-06 07:36:31,556 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 07:36:31,558 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 07:36:31,558 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 07:36:31,561 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 07:36:31,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 07:36:14" (1/3) ... [2025-02-06 07:36:31,563 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387de58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:36:31, skipping insertion in model container [2025-02-06 07:36:31,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:36:17" (2/3) ... [2025-02-06 07:36:31,563 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387de58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 07:36:31, skipping insertion in model container [2025-02-06 07:36:31,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:36:31" (3/3) ... [2025-02-06 07:36:31,564 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i [2025-02-06 07:36:31,579 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 07:36:31,583 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-fealnx.cil.i that has 100 procedures, 1967 locations, 1 initial locations, 19 loop locations, and 3 error locations. [2025-02-06 07:36:31,682 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 07:36:31,691 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;@14ca04dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 07:36:31,692 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-02-06 07:36:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand has 1902 states, 1404 states have (on average 1.3333333333333333) internal successors, (1872), 1424 states have internal predecessors, (1872), 412 states have call successors, (412), 84 states have call predecessors, (412), 80 states have return successors, (396), 393 states have call predecessors, (396), 396 states have call successors, (396) [2025-02-06 07:36:31,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2025-02-06 07:36:31,720 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:36:31,721 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:36:31,722 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)] === [2025-02-06 07:36:31,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:36:31,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1464999207, now seen corresponding path program 1 times [2025-02-06 07:36:31,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:36:31,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28590334] [2025-02-06 07:36:31,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:36:31,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:36:35,184 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 127 statements into 1 equivalence classes. [2025-02-06 07:36:35,431 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 127 of 127 statements. [2025-02-06 07:36:35,431 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:36:35,431 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:36:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-02-06 07:36:35,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:36:35,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28590334] [2025-02-06 07:36:35,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28590334] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:36:35,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:36:35,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:36:35,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622075715] [2025-02-06 07:36:35,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:36:35,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:36:35,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:36:36,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:36:36,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:36:36,016 INFO L87 Difference]: Start difference. First operand has 1902 states, 1404 states have (on average 1.3333333333333333) internal successors, (1872), 1424 states have internal predecessors, (1872), 412 states have call successors, (412), 84 states have call predecessors, (412), 80 states have return successors, (396), 393 states have call predecessors, (396), 396 states have call successors, (396) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2025-02-06 07:36:40,074 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 [] [2025-02-06 07:36:42,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:36:42,786 INFO L93 Difference]: Finished difference Result 4948 states and 7116 transitions. [2025-02-06 07:36:42,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:36:42,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 127 [2025-02-06 07:36:42,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:36:42,822 INFO L225 Difference]: With dead ends: 4948 [2025-02-06 07:36:42,826 INFO L226 Difference]: Without dead ends: 2374 [2025-02-06 07:36:42,854 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 [2025-02-06 07:36:42,856 INFO L435 NwaCegarLoop]: 2306 mSDtfsCounter, 2243 mSDsluCounter, 2233 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2243 SdHoareTripleChecker+Valid, 4539 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2025-02-06 07:36:42,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2243 Valid, 4539 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 194 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2025-02-06 07:36:42,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2374 states. [2025-02-06 07:36:43,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2374 to 2370. [2025-02-06 07:36:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2370 states, 1774 states have (on average 1.3004509582863586) internal successors, (2307), 1813 states have internal predecessors, (2307), 475 states have call successors, (475), 123 states have call predecessors, (475), 118 states have return successors, (455), 453 states have call predecessors, (455), 455 states have call successors, (455) [2025-02-06 07:36:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 2370 states and 3237 transitions. [2025-02-06 07:36:43,055 INFO L78 Accepts]: Start accepts. Automaton has 2370 states and 3237 transitions. Word has length 127 [2025-02-06 07:36:43,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:36:43,060 INFO L471 AbstractCegarLoop]: Abstraction has 2370 states and 3237 transitions. [2025-02-06 07:36:43,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2025-02-06 07:36:43,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 3237 transitions. [2025-02-06 07:36:43,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2025-02-06 07:36:43,066 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:36:43,067 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:36:43,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 07:36:43,067 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)] === [2025-02-06 07:36:43,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:36:43,068 INFO L85 PathProgramCache]: Analyzing trace with hash 967928535, now seen corresponding path program 1 times [2025-02-06 07:36:43,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:36:43,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907499680] [2025-02-06 07:36:43,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:36:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:36:46,075 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 129 statements into 1 equivalence classes. [2025-02-06 07:36:46,149 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 129 of 129 statements. [2025-02-06 07:36:46,149 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:36:46,149 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:36:46,646 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-02-06 07:36:46,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:36:46,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907499680] [2025-02-06 07:36:46,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907499680] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:36:46,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:36:46,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:36:46,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360451057] [2025-02-06 07:36:46,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:36:46,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:36:46,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:36:46,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:36:46,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:36:46,650 INFO L87 Difference]: Start difference. First operand 2370 states and 3237 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-02-06 07:36:50,685 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 [] [2025-02-06 07:36:52,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:36:52,407 INFO L93 Difference]: Finished difference Result 6670 states and 9069 transitions. [2025-02-06 07:36:52,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:36:52,408 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 129 [2025-02-06 07:36:52,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:36:52,438 INFO L225 Difference]: With dead ends: 6670 [2025-02-06 07:36:52,439 INFO L226 Difference]: Without dead ends: 4323 [2025-02-06 07:36:52,449 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 [2025-02-06 07:36:52,451 INFO L435 NwaCegarLoop]: 1664 mSDtfsCounter, 1356 mSDsluCounter, 1631 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 3295 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2025-02-06 07:36:52,451 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1356 Valid, 3295 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 108 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2025-02-06 07:36:52,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4323 states. [2025-02-06 07:36:52,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4323 to 4295. [2025-02-06 07:36:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4295 states, 3196 states have (on average 1.286921151439299) internal successors, (4113), 3266 states have internal predecessors, (4113), 867 states have call successors, (867), 238 states have call predecessors, (867), 229 states have return successors, (839), 822 states have call predecessors, (839), 831 states have call successors, (839) [2025-02-06 07:36:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 4295 states and 5819 transitions. [2025-02-06 07:36:52,670 INFO L78 Accepts]: Start accepts. Automaton has 4295 states and 5819 transitions. Word has length 129 [2025-02-06 07:36:52,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:36:52,671 INFO L471 AbstractCegarLoop]: Abstraction has 4295 states and 5819 transitions. [2025-02-06 07:36:52,671 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-02-06 07:36:52,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4295 states and 5819 transitions. [2025-02-06 07:36:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-02-06 07:36:52,675 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:36:52,675 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:36:52,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 07:36:52,676 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)] === [2025-02-06 07:36:52,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:36:52,676 INFO L85 PathProgramCache]: Analyzing trace with hash -2101088778, now seen corresponding path program 1 times [2025-02-06 07:36:52,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:36:52,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513530431] [2025-02-06 07:36:52,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:36:52,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:36:56,112 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 07:36:56,186 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 07:36:56,187 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:36:56,187 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:36:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-02-06 07:36:56,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:36:56,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513530431] [2025-02-06 07:36:56,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513530431] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:36:56,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:36:56,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:36:56,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113100621] [2025-02-06 07:36:56,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:36:56,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:36:56,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:36:56,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:36:56,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:36:56,445 INFO L87 Difference]: Start difference. First operand 4295 states and 5819 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (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) [2025-02-06 07:37:00,479 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 [] [2025-02-06 07:37:02,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:37:02,866 INFO L93 Difference]: Finished difference Result 11773 states and 16013 transitions. [2025-02-06 07:37:02,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:37:02,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (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 134 [2025-02-06 07:37:02,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:37:02,962 INFO L225 Difference]: With dead ends: 11773 [2025-02-06 07:37:02,962 INFO L226 Difference]: Without dead ends: 7489 [2025-02-06 07:37:02,989 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 [2025-02-06 07:37:02,992 INFO L435 NwaCegarLoop]: 1662 mSDtfsCounter, 1307 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1307 SdHoareTripleChecker+Valid, 3251 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2025-02-06 07:37:02,997 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1307 Valid, 3251 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 154 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2025-02-06 07:37:03,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7489 states. [2025-02-06 07:37:03,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7489 to 7447. [2025-02-06 07:37:03,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7447 states, 5533 states have (on average 1.2944153262244713) internal successors, (7162), 5654 states have internal predecessors, (7162), 1510 states have call successors, (1510), 420 states have call predecessors, (1510), 401 states have return successors, (1469), 1424 states have call predecessors, (1469), 1453 states have call successors, (1469) [2025-02-06 07:37:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7447 states to 7447 states and 10141 transitions. [2025-02-06 07:37:03,244 INFO L78 Accepts]: Start accepts. Automaton has 7447 states and 10141 transitions. Word has length 134 [2025-02-06 07:37:03,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:37:03,244 INFO L471 AbstractCegarLoop]: Abstraction has 7447 states and 10141 transitions. [2025-02-06 07:37:03,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (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) [2025-02-06 07:37:03,245 INFO L276 IsEmpty]: Start isEmpty. Operand 7447 states and 10141 transitions. [2025-02-06 07:37:03,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-02-06 07:37:03,247 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:37:03,248 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:37:03,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 07:37:03,248 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)] === [2025-02-06 07:37:03,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:37:03,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1314993167, now seen corresponding path program 1 times [2025-02-06 07:37:03,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:37:03,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188485253] [2025-02-06 07:37:03,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:37:03,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:37:05,864 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 07:37:05,911 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 07:37:05,911 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:37:05,911 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:37:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-02-06 07:37:06,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:37:06,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188485253] [2025-02-06 07:37:06,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188485253] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:37:06,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:37:06,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:37:06,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684489694] [2025-02-06 07:37:06,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:37:06,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:37:06,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:37:06,210 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:37:06,210 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:37:06,210 INFO L87 Difference]: Start difference. First operand 7447 states and 10141 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (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) [2025-02-06 07:37:10,238 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 [] [2025-02-06 07:37:12,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:37:12,804 INFO L93 Difference]: Finished difference Result 13214 states and 17957 transitions. [2025-02-06 07:37:12,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:37:12,805 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (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 134 [2025-02-06 07:37:12,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:37:12,833 INFO L225 Difference]: With dead ends: 13214 [2025-02-06 07:37:12,833 INFO L226 Difference]: Without dead ends: 5790 [2025-02-06 07:37:12,850 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 [2025-02-06 07:37:12,851 INFO L435 NwaCegarLoop]: 2041 mSDtfsCounter, 951 mSDsluCounter, 1578 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 951 SdHoareTripleChecker+Valid, 3619 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2025-02-06 07:37:12,851 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [951 Valid, 3619 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 168 Invalid, 1 Unknown, 0 Unchecked, 6.4s Time] [2025-02-06 07:37:12,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5790 states. [2025-02-06 07:37:12,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5790 to 5750. [2025-02-06 07:37:12,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5750 states, 4284 states have (on average 1.2810457516339868) internal successors, (5488), 4393 states have internal predecessors, (5488), 1135 states have call successors, (1135), 347 states have call predecessors, (1135), 328 states have return successors, (1096), 1047 states have call predecessors, (1096), 1088 states have call successors, (1096) [2025-02-06 07:37:13,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5750 states to 5750 states and 7719 transitions. [2025-02-06 07:37:13,008 INFO L78 Accepts]: Start accepts. Automaton has 5750 states and 7719 transitions. Word has length 134 [2025-02-06 07:37:13,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:37:13,010 INFO L471 AbstractCegarLoop]: Abstraction has 5750 states and 7719 transitions. [2025-02-06 07:37:13,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (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) [2025-02-06 07:37:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 5750 states and 7719 transitions. [2025-02-06 07:37:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-02-06 07:37:13,015 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:37:13,016 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 07:37:13,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 07:37:13,016 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)] === [2025-02-06 07:37:13,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:37:13,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1691817066, now seen corresponding path program 1 times [2025-02-06 07:37:13,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:37:13,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617624125] [2025-02-06 07:37:13,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:37:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:37:15,613 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-02-06 07:37:15,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-02-06 07:37:15,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:37:15,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:37:15,923 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2025-02-06 07:37:15,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:37:15,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617624125] [2025-02-06 07:37:15,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617624125] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:37:15,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:37:15,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:37:15,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614442631] [2025-02-06 07:37:15,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:37:15,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:37:15,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:37:15,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:37:15,924 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:37:15,924 INFO L87 Difference]: Start difference. First operand 5750 states and 7719 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-02-06 07:37:19,954 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 [] [2025-02-06 07:37:21,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:37:21,609 INFO L93 Difference]: Finished difference Result 16963 states and 22768 transitions. [2025-02-06 07:37:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:37:21,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 134 [2025-02-06 07:37:21,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:37:21,656 INFO L225 Difference]: With dead ends: 16963 [2025-02-06 07:37:21,656 INFO L226 Difference]: Without dead ends: 11236 [2025-02-06 07:37:21,673 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 [2025-02-06 07:37:21,674 INFO L435 NwaCegarLoop]: 1695 mSDtfsCounter, 1615 mSDsluCounter, 1639 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 3334 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2025-02-06 07:37:21,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1615 Valid, 3334 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 98 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2025-02-06 07:37:21,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11236 states. [2025-02-06 07:37:21,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11236 to 11194. [2025-02-06 07:37:22,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11194 states, 8395 states have (on average 1.2813579511614055) internal successors, (10757), 8603 states have internal predecessors, (10757), 2156 states have call successors, (2156), 675 states have call predecessors, (2156), 640 states have return successors, (2099), 1991 states have call predecessors, (2099), 2083 states have call successors, (2099) [2025-02-06 07:37:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11194 states to 11194 states and 15012 transitions. [2025-02-06 07:37:22,055 INFO L78 Accepts]: Start accepts. Automaton has 11194 states and 15012 transitions. Word has length 134 [2025-02-06 07:37:22,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:37:22,056 INFO L471 AbstractCegarLoop]: Abstraction has 11194 states and 15012 transitions. [2025-02-06 07:37:22,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-02-06 07:37:22,057 INFO L276 IsEmpty]: Start isEmpty. Operand 11194 states and 15012 transitions. [2025-02-06 07:37:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2025-02-06 07:37:22,058 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:37:22,058 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 9, 9, 9, 9, 9, 9, 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] [2025-02-06 07:37:22,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 07:37:22,059 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)] === [2025-02-06 07:37:22,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:37:22,059 INFO L85 PathProgramCache]: Analyzing trace with hash 267336019, now seen corresponding path program 1 times [2025-02-06 07:37:22,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:37:22,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479377871] [2025-02-06 07:37:22,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:37:22,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:37:25,056 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-02-06 07:37:25,112 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-02-06 07:37:25,112 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:37:25,112 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:37:25,479 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2025-02-06 07:37:25,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:37:25,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479377871] [2025-02-06 07:37:25,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479377871] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:37:25,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:37:25,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 07:37:25,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118752305] [2025-02-06 07:37:25,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:37:25,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 07:37:25,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:37:25,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 07:37:25,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 07:37:25,481 INFO L87 Difference]: Start difference. First operand 11194 states and 15012 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-02-06 07:37:29,513 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 [] [2025-02-06 07:37:31,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:37:31,492 INFO L93 Difference]: Finished difference Result 33180 states and 44551 transitions. [2025-02-06 07:37:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 07:37:31,493 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 157 [2025-02-06 07:37:31,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:37:31,582 INFO L225 Difference]: With dead ends: 33180 [2025-02-06 07:37:31,582 INFO L226 Difference]: Without dead ends: 22009 [2025-02-06 07:37:31,615 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 [2025-02-06 07:37:31,616 INFO L435 NwaCegarLoop]: 1703 mSDtfsCounter, 1638 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1638 SdHoareTripleChecker+Valid, 3335 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2025-02-06 07:37:31,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1638 Valid, 3335 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 104 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2025-02-06 07:37:31,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22009 states. [2025-02-06 07:37:32,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22009 to 21918. [2025-02-06 07:37:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21918 states, 16410 states have (on average 1.2825106642291286) internal successors, (21046), 16841 states have internal predecessors, (21046), 4237 states have call successors, (4237), 1335 states have call predecessors, (4237), 1268 states have return successors, (4132), 3893 states have call predecessors, (4132), 4100 states have call successors, (4132) [2025-02-06 07:37:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21918 states to 21918 states and 29415 transitions. [2025-02-06 07:37:32,268 INFO L78 Accepts]: Start accepts. Automaton has 21918 states and 29415 transitions. Word has length 157 [2025-02-06 07:37:32,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:37:32,268 INFO L471 AbstractCegarLoop]: Abstraction has 21918 states and 29415 transitions. [2025-02-06 07:37:32,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-02-06 07:37:32,269 INFO L276 IsEmpty]: Start isEmpty. Operand 21918 states and 29415 transitions. [2025-02-06 07:37:32,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2025-02-06 07:37:32,271 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:37:32,272 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 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] [2025-02-06 07:37:32,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 07:37:32,272 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)] === [2025-02-06 07:37:32,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:37:32,273 INFO L85 PathProgramCache]: Analyzing trace with hash -775940384, now seen corresponding path program 1 times [2025-02-06 07:37:32,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:37:32,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769526098] [2025-02-06 07:37:32,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:37:32,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 07:37:35,409 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 188 statements into 1 equivalence classes. [2025-02-06 07:37:35,460 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 188 of 188 statements. [2025-02-06 07:37:35,460 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 07:37:35,460 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 07:37:36,410 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2025-02-06 07:37:36,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 07:37:36,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769526098] [2025-02-06 07:37:36,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769526098] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 07:37:36,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 07:37:36,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 07:37:36,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920158841] [2025-02-06 07:37:36,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 07:37:36,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 07:37:36,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 07:37:36,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 07:37:36,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 07:37:36,412 INFO L87 Difference]: Start difference. First operand 21918 states and 29415 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-02-06 07:37:38,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 07:37:38,796 INFO L93 Difference]: Finished difference Result 21924 states and 29420 transitions. [2025-02-06 07:37:38,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-06 07:37:38,796 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 188 [2025-02-06 07:37:38,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 07:37:38,882 INFO L225 Difference]: With dead ends: 21924 [2025-02-06 07:37:38,882 INFO L226 Difference]: Without dead ends: 21922 [2025-02-06 07:37:38,896 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-06 07:37:38,896 INFO L435 NwaCegarLoop]: 1645 mSDtfsCounter, 1640 mSDsluCounter, 3276 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 4921 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2025-02-06 07:37:38,897 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1641 Valid, 4921 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2025-02-06 07:37:38,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21922 states. [2025-02-06 07:37:39,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21922 to 21922. [2025-02-06 07:37:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21922 states, 16413 states have (on average 1.2824590263815268) internal successors, (21049), 16844 states have internal predecessors, (21049), 4237 states have call successors, (4237), 1336 states have call predecessors, (4237), 1269 states have return successors, (4132), 3893 states have call predecessors, (4132), 4100 states have call successors, (4132) [2025-02-06 07:37:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21922 states to 21922 states and 29418 transitions. [2025-02-06 07:37:39,433 INFO L78 Accepts]: Start accepts. Automaton has 21922 states and 29418 transitions. Word has length 188 [2025-02-06 07:37:39,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 07:37:39,433 INFO L471 AbstractCegarLoop]: Abstraction has 21922 states and 29418 transitions. [2025-02-06 07:37:39,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-02-06 07:37:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 21922 states and 29418 transitions. [2025-02-06 07:37:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2025-02-06 07:37:39,435 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 07:37:39,435 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 9, 9, 9, 9, 9, 9, 4, 4, 4, 2, 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] [2025-02-06 07:37:39,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-06 07:37:39,435 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-02-06 07:37:39,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 07:37:39,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1279538463, now seen corresponding path program 1 times [2025-02-06 07:37:39,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 07:37:39,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234600403] [2025-02-06 07:37:39,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 07:37:39,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms