./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-hp-hp100.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.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 2153d726b3df3279bb6505eb692efb4a8209caffcbc0811ddc19e986e257f695 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:42:08,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:42:08,069 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:42:08,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:42:08,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:42:08,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:42:08,097 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:42:08,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:42:08,097 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:42:08,098 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:42:08,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:42:08,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:42:08,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:42:08,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:42:08,099 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:42:08,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:42:08,100 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:42:08,100 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:42:08,101 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:42:08,101 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:42:08,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:42:08,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:42:08,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:42:08,101 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:42:08,101 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:42:08,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:42:08,102 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:42:08,102 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 -> 2153d726b3df3279bb6505eb692efb4a8209caffcbc0811ddc19e986e257f695 [2025-01-09 19:42:08,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:42:08,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:42:08,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:42:08,384 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:42:08,384 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:42:08,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2025-01-09 19:42:09,570 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/777a6c91a/5328f66c3f6f44d0be8bd636dd969a0b/FLAGca79a7016 [2025-01-09 19:42:10,146 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:42:10,146 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2025-01-09 19:42:10,186 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/777a6c91a/5328f66c3f6f44d0be8bd636dd969a0b/FLAGca79a7016 [2025-01-09 19:42:10,201 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/777a6c91a/5328f66c3f6f44d0be8bd636dd969a0b [2025-01-09 19:42:10,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:42:10,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:42:10,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:42:10,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:42:10,210 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:42:10,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:42:10" (1/1) ... [2025-01-09 19:42:10,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd1874a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:10, skipping insertion in model container [2025-01-09 19:42:10,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:42:10" (1/1) ... [2025-01-09 19:42:10,296 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:42:12,468 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-hp-hp100.cil.i[314801,314814] [2025-01-09 19:42:12,472 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-hp-hp100.cil.i[314970,314983] [2025-01-09 19:42:12,473 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-hp-hp100.cil.i[315137,315150] [2025-01-09 19:42:12,473 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-hp-hp100.cil.i[315305,315318] [2025-01-09 19:42:12,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:42:12,521 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:42:12,586 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"); [5204] [2025-01-09 19:42:12,587 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)); [5211] [2025-01-09 19:42:12,589 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)); [5246-5247] [2025-01-09 19:42:12,589 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"); [5252-5254] [2025-01-09 19:42:12,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5314] [2025-01-09 19:42:12,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5317] [2025-01-09 19:42:12,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5320] [2025-01-09 19:42:12,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5323] [2025-01-09 19:42:12,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5392] [2025-01-09 19:42:12,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5438] [2025-01-09 19:42:12,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5446] [2025-01-09 19:42:12,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5453] [2025-01-09 19:42:12,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5461] [2025-01-09 19:42:12,637 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5468] [2025-01-09 19:42:12,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5476] [2025-01-09 19:42:12,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; outsl": "+S" (addr), "+c" (count): "d" (port)); [5483] [2025-01-09 19:42:12,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; insl": "+D" (addr), "+c" (count): "d" (port)); [5490] [2025-01-09 19:42:12,643 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)); [5559-5560] [2025-01-09 19:42:12,646 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)); [5593-5594] [2025-01-09 19:42:12,779 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-hp-hp100.cil.i[314801,314814] [2025-01-09 19:42:12,781 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-hp-hp100.cil.i[314970,314983] [2025-01-09 19:42:12,781 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-hp-hp100.cil.i[315137,315150] [2025-01-09 19:42:12,781 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-hp-hp100.cil.i[315305,315318] [2025-01-09 19:42:12,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:42:12,923 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:42:12,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12 WrapperNode [2025-01-09 19:42:12,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:42:12,925 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:42:12,925 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:42:12,925 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:42:12,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,158 INFO L138 Inliner]: procedures = 390, calls = 1834, calls flagged for inlining = 178, calls inlined = 157, statements flattened = 4991 [2025-01-09 19:42:13,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:42:13,159 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:42:13,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:42:13,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:42:13,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,196 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,616 INFO L175 MemorySlicer]: Split 688 memory accesses to 17 slices as follows [1, 556, 1, 6, 8, 2, 8, 24, 2, 2, 6, 1, 2, 4, 8, 54, 3]. 81 percent of accesses are in the largest equivalence class. The 54 initializations are split as follows [0, 6, 0, 6, 0, 0, 8, 24, 0, 0, 6, 1, 2, 0, 0, 0, 1]. The 343 writes are split as follows [1, 291, 0, 0, 2, 1, 0, 0, 0, 1, 0, 0, 0, 4, 1, 42, 0]. [2025-01-09 19:42:13,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,713 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:42:13,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:42:13,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:42:13,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:42:13,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (1/1) ... [2025-01-09 19:42:13,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:42:13,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:42:13,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:42:13,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:42:13,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:42:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:42:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 19:42:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 19:42:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:42:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:42:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:42:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-01-09 19:42:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 19:42:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 19:42:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2025-01-09 19:42:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2025-01-09 19:42:13,909 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2025-01-09 19:42:13,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_open [2025-01-09 19:42:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_open [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_load_eeprom [2025-01-09 19:42:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_load_eeprom [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_sense_lan [2025-01-09 19:42:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_sense_lan [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-01-09 19:42:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2025-01-09 19:42:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:42:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-01-09 19:42:13,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-01-09 19:42:13,910 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-01-09 19:42:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-01-09 19:42:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2025-01-09 19:42:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:42:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_cascade_reset [2025-01-09 19:42:13,911 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_cascade_reset [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:42:13,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:42:13,912 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:42:13,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-01-09 19:42:13,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-01-09 19:42:13,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:42:13,914 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 19:42:13,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-01-09 19:42:13,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-01-09 19:42:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:42:13,915 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rx_bm [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rx_bm [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_BM_shutdown [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_BM_shutdown [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure wait [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure wait [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_hwinit [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_hwinit [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_whatever [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_whatever [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_close [2025-01-09 19:42:13,916 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_close [2025-01-09 19:42:13,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_stop_interface [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_stop_interface [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_check_lan [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_check_lan [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_rxfill [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_rxfill [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-01-09 19:42:13,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-01-09 19:42:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-01-09 19:42:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-01-09 19:42:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:42:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:42:13,918 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_update_stats [2025-01-09 19:42:13,919 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_update_stats [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 19:42:13,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 19:42:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 19:42:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:42:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:42:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:42:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:42:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2025-01-09 19:42:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:42:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:42:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_pci_remove [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_pci_remove [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_build_rx_pdl [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_build_rx_pdl [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_hp100_private [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_hp100_private [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:42:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:42:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_hp100_private [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_hp100_private [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_set_multicast_list [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_set_multicast_list [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_start_interface [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_start_interface [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_clean_txring [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_clean_txring [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2025-01-09 19:42:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-01-09 19:42:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-01-09 19:42:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure hp100_login_to_vg_hub [2025-01-09 19:42:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure hp100_login_to_vg_hub [2025-01-09 19:42:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2025-01-09 19:42:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2025-01-09 19:42:14,555 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:42:14,560 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:42:15,001 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:42:28,509 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-01-09 19:42:28,511 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-09 19:42:31,487 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-5: assume (if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0; [2025-01-09 19:42:31,487 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-5: assume !((if (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 <= 9223372036854775807 then (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 else (~jiffies~0 - ~time~2#1) % 18446744073709551616 % 18446744073709551616 - 18446744073709551616) < 0); [2025-01-09 19:42:31,487 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561: assume 2096896 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise753#1 := ~tmp___4~7#1; [2025-01-09 19:42:31,487 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561: assume !(2096896 == ~tmp___4~7#1 % 18446744073709551616); [2025-01-09 19:42:31,487 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-2: havoc #t~bitwise753#1;assume #t~bitwise753#1 % 18446744073709551616 <= ~tmp___4~7#1 % 18446744073709551616 && #t~bitwise753#1 % 18446744073709551616 <= 2096896; [2025-01-09 19:42:31,487 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-3: assume 0 == #t~bitwise753#1 % 18446744073709551616;havoc #t~bitwise753#1; [2025-01-09 19:42:31,487 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8561-3: assume !(0 == #t~bitwise753#1 % 18446744073709551616);havoc #t~bitwise753#1; [2025-01-09 19:42:31,488 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8563: SUMMARY for call #t~ret754#1 := schedule_timeout_interruptible(1); srcloc: null [2025-01-09 19:42:31,488 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L8563-1: assume -9223372036854775808 <= #t~ret754#1 && #t~ret754#1 <= 9223372036854775807;havoc #t~ret754#1; [2025-01-09 19:42:31,488 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !(0 == ~tmp___4~7#1 % 18446744073709551616); [2025-01-09 19:42:31,488 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume 0 == ~tmp___4~7#1 % 18446744073709551616;#t~bitwise753#1 := 0; [2025-01-09 19:42:32,157 INFO L? ?]: Removed 2354 outVars from TransFormulas that were not future-live. [2025-01-09 19:42:32,157 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:42:32,203 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:42:32,208 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2025-01-09 19:42:32,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:42:32 BoogieIcfgContainer [2025-01-09 19:42:32,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:42:32,210 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:42:32,210 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:42:32,214 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:42:32,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:42:10" (1/3) ... [2025-01-09 19:42:32,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b6f2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:42:32, skipping insertion in model container [2025-01-09 19:42:32,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:42:12" (2/3) ... [2025-01-09 19:42:32,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b6f2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:42:32, skipping insertion in model container [2025-01-09 19:42:32,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:42:32" (3/3) ... [2025-01-09 19:42:32,215 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i [2025-01-09 19:42:32,226 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:42:32,230 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-hp-hp100.cil.i that has 114 procedures, 2284 locations, 1 initial locations, 52 loop locations, and 3 error locations. [2025-01-09 19:42:32,318 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:42:32,354 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;@15b95991, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:42:32,354 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-01-09 19:42:32,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 2138 states, 1445 states have (on average 1.3480968858131488) internal successors, (1948), 1487 states have internal predecessors, (1948), 611 states have call successors, (611), 81 states have call predecessors, (611), 80 states have return successors, (606), 593 states have call predecessors, (606), 606 states have call successors, (606) [2025-01-09 19:42:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2025-01-09 19:42:32,371 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:42:32,371 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:42:32,372 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:42:32,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:42:32,376 INFO L85 PathProgramCache]: Analyzing trace with hash 483685268, now seen corresponding path program 1 times [2025-01-09 19:42:32,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:42:32,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246072501] [2025-01-09 19:42:32,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:42:32,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:42:36,175 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-01-09 19:42:36,405 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-01-09 19:42:36,407 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:42:36,408 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:42:36,939 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-01-09 19:42:36,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:42:36,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246072501] [2025-01-09 19:42:36,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246072501] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:42:36,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:42:36,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:42:36,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893372900] [2025-01-09 19:42:36,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:42:36,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:42:36,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:42:36,959 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:42:36,959 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:42:36,965 INFO L87 Difference]: Start difference. First operand has 2138 states, 1445 states have (on average 1.3480968858131488) internal successors, (1948), 1487 states have internal predecessors, (1948), 611 states have call successors, (611), 81 states have call predecessors, (611), 80 states have return successors, (606), 593 states have call predecessors, (606), 606 states have call successors, (606) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:42:41,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:42:41,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:42:41,742 INFO L93 Difference]: Finished difference Result 6299 states and 9536 transitions. [2025-01-09 19:42:41,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:42:41,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 68 [2025-01-09 19:42:41,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:42:41,793 INFO L225 Difference]: With dead ends: 6299 [2025-01-09 19:42:41,794 INFO L226 Difference]: Without dead ends: 4164 [2025-01-09 19:42:41,817 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:42:41,820 INFO L435 NwaCegarLoop]: 3143 mSDtfsCounter, 3041 mSDsluCounter, 3076 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3041 SdHoareTripleChecker+Valid, 6219 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:42:41,821 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3041 Valid, 6219 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-01-09 19:42:41,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4164 states. [2025-01-09 19:42:42,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4164 to 4160. [2025-01-09 19:42:42,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4160 states, 2819 states have (on average 1.3291947499113161) internal successors, (3747), 2899 states have internal predecessors, (3747), 1181 states have call successors, (1181), 158 states have call predecessors, (1181), 157 states have return successors, (1178), 1152 states have call predecessors, (1178), 1178 states have call successors, (1178) [2025-01-09 19:42:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 4160 states and 6106 transitions. [2025-01-09 19:42:42,163 INFO L78 Accepts]: Start accepts. Automaton has 4160 states and 6106 transitions. Word has length 68 [2025-01-09 19:42:42,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:42:42,164 INFO L471 AbstractCegarLoop]: Abstraction has 4160 states and 6106 transitions. [2025-01-09 19:42:42,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:42:42,164 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 6106 transitions. [2025-01-09 19:42:42,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2025-01-09 19:42:42,169 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:42:42,169 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:42:42,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 19:42:42,170 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:42:42,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:42:42,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1560691994, now seen corresponding path program 1 times [2025-01-09 19:42:42,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:42:42,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94558834] [2025-01-09 19:42:42,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:42:42,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:42:45,217 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 73 statements into 1 equivalence classes. [2025-01-09 19:42:45,329 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 73 of 73 statements. [2025-01-09 19:42:45,332 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:42:45,332 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:42:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-01-09 19:42:45,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:42:45,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94558834] [2025-01-09 19:42:45,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94558834] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:42:45,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:42:45,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:42:45,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118201960] [2025-01-09 19:42:45,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:42:45,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:42:45,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:42:45,789 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:42:45,789 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:42:45,789 INFO L87 Difference]: Start difference. First operand 4160 states and 6106 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:42:49,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:42:50,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:42:50,649 INFO L93 Difference]: Finished difference Result 11934 states and 17558 transitions. [2025-01-09 19:42:50,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:42:50,650 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 73 [2025-01-09 19:42:50,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:42:50,709 INFO L225 Difference]: With dead ends: 11934 [2025-01-09 19:42:50,710 INFO L226 Difference]: Without dead ends: 7787 [2025-01-09 19:42:50,735 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:42:50,736 INFO L435 NwaCegarLoop]: 3651 mSDtfsCounter, 2757 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2757 SdHoareTripleChecker+Valid, 6692 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2025-01-09 19:42:50,736 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2757 Valid, 6692 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2025-01-09 19:42:50,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7787 states. [2025-01-09 19:42:51,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7787 to 7752. [2025-01-09 19:42:51,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7752 states, 5228 states have (on average 1.3295715378729915) internal successors, (6951), 5380 states have internal predecessors, (6951), 2228 states have call successors, (2228), 298 states have call predecessors, (2228), 293 states have return successors, (2239), 2161 states have call predecessors, (2239), 2225 states have call successors, (2239) [2025-01-09 19:42:51,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7752 states to 7752 states and 11418 transitions. [2025-01-09 19:42:51,126 INFO L78 Accepts]: Start accepts. Automaton has 7752 states and 11418 transitions. Word has length 73 [2025-01-09 19:42:51,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:42:51,126 INFO L471 AbstractCegarLoop]: Abstraction has 7752 states and 11418 transitions. [2025-01-09 19:42:51,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:42:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 7752 states and 11418 transitions. [2025-01-09 19:42:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2025-01-09 19:42:51,131 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:42:51,132 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:42:51,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:42:51,132 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:42:51,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:42:51,132 INFO L85 PathProgramCache]: Analyzing trace with hash -332281749, now seen corresponding path program 1 times [2025-01-09 19:42:51,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:42:51,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811854801] [2025-01-09 19:42:51,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:42:51,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:42:54,255 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 76 statements into 1 equivalence classes. [2025-01-09 19:42:54,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 76 of 76 statements. [2025-01-09 19:42:54,321 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:42:54,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:42:54,545 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-01-09 19:42:54,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:42:54,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811854801] [2025-01-09 19:42:54,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811854801] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:42:54,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:42:54,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:42:54,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027019967] [2025-01-09 19:42:54,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:42:54,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:42:54,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:42:54,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:42:54,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:42:54,548 INFO L87 Difference]: Start difference. First operand 7752 states and 11418 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:42:58,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:42:59,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:42:59,776 INFO L93 Difference]: Finished difference Result 22532 states and 33192 transitions. [2025-01-09 19:42:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:42:59,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 76 [2025-01-09 19:42:59,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:42:59,889 INFO L225 Difference]: With dead ends: 22532 [2025-01-09 19:42:59,890 INFO L226 Difference]: Without dead ends: 14793 [2025-01-09 19:42:59,940 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:42:59,941 INFO L435 NwaCegarLoop]: 3120 mSDtfsCounter, 2842 mSDsluCounter, 3032 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2842 SdHoareTripleChecker+Valid, 6152 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2025-01-09 19:42:59,941 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2842 Valid, 6152 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 46 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2025-01-09 19:42:59,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14793 states. [2025-01-09 19:43:00,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14793 to 14756. [2025-01-09 19:43:00,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14756 states, 9962 states have (on average 1.330556113230275) internal successors, (13255), 10250 states have internal predecessors, (13255), 4222 states have call successors, (4222), 580 states have call predecessors, (4222), 569 states have return successors, (4249), 4089 states have call predecessors, (4249), 4219 states have call successors, (4249) [2025-01-09 19:43:00,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14756 states to 14756 states and 21726 transitions. [2025-01-09 19:43:00,836 INFO L78 Accepts]: Start accepts. Automaton has 14756 states and 21726 transitions. Word has length 76 [2025-01-09 19:43:00,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:43:00,837 INFO L471 AbstractCegarLoop]: Abstraction has 14756 states and 21726 transitions. [2025-01-09 19:43:00,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:43:00,837 INFO L276 IsEmpty]: Start isEmpty. Operand 14756 states and 21726 transitions. [2025-01-09 19:43:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2025-01-09 19:43:00,841 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:43:00,841 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:43:00,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:43:00,841 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:43:00,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:43:00,842 INFO L85 PathProgramCache]: Analyzing trace with hash 800494153, now seen corresponding path program 1 times [2025-01-09 19:43:00,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:43:00,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402581619] [2025-01-09 19:43:00,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:43:00,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:43:03,772 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 79 statements into 1 equivalence classes. [2025-01-09 19:43:03,818 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 79 of 79 statements. [2025-01-09 19:43:03,818 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:43:03,818 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:43:04,165 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-01-09 19:43:04,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:43:04,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402581619] [2025-01-09 19:43:04,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402581619] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:43:04,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:43:04,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:43:04,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512993611] [2025-01-09 19:43:04,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:43:04,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:43:04,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:43:04,168 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:43:04,168 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:43:04,169 INFO L87 Difference]: Start difference. First operand 14756 states and 21726 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:43:08,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:43:09,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:43:09,622 INFO L93 Difference]: Finished difference Result 25166 states and 36941 transitions. [2025-01-09 19:43:09,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:43:09,622 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) Word has length 79 [2025-01-09 19:43:09,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:43:09,687 INFO L225 Difference]: With dead ends: 25166 [2025-01-09 19:43:09,687 INFO L226 Difference]: Without dead ends: 10423 [2025-01-09 19:43:09,737 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:43:09,737 INFO L435 NwaCegarLoop]: 4365 mSDtfsCounter, 1853 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1853 SdHoareTripleChecker+Valid, 7406 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2025-01-09 19:43:09,737 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1853 Valid, 7406 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 74 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2025-01-09 19:43:09,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10423 states. [2025-01-09 19:43:10,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10423 to 10395. [2025-01-09 19:43:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10395 states, 7095 states have (on average 1.324031007751938) internal successors, (9394), 7301 states have internal predecessors, (9394), 2855 states have call successors, (2855), 448 states have call predecessors, (2855), 442 states have return successors, (2867), 2758 states have call predecessors, (2867), 2852 states have call successors, (2867) [2025-01-09 19:43:10,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 15116 transitions. [2025-01-09 19:43:10,150 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 15116 transitions. Word has length 79 [2025-01-09 19:43:10,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:43:10,150 INFO L471 AbstractCegarLoop]: Abstraction has 10395 states and 15116 transitions. [2025-01-09 19:43:10,151 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (7), 3 states have call predecessors, (7), 3 states have call successors, (7) [2025-01-09 19:43:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 15116 transitions. [2025-01-09 19:43:10,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2025-01-09 19:43:10,151 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:43:10,152 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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] [2025-01-09 19:43:10,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:43:10,152 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:43:10,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:43:10,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1001042877, now seen corresponding path program 1 times [2025-01-09 19:43:10,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:43:10,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937514888] [2025-01-09 19:43:10,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:43:10,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:43:13,550 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 107 statements into 1 equivalence classes. [2025-01-09 19:43:13,594 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 107 of 107 statements. [2025-01-09 19:43:13,594 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:43:13,594 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:43:13,787 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2025-01-09 19:43:13,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:43:13,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937514888] [2025-01-09 19:43:13,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937514888] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:43:13,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:43:13,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:43:13,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237875621] [2025-01-09 19:43:13,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:43:13,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:43:13,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:43:13,789 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:43:13,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:43:13,790 INFO L87 Difference]: Start difference. First operand 10395 states and 15116 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-01-09 19:43:14,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:43:14,047 INFO L93 Difference]: Finished difference Result 20736 states and 30170 transitions. [2025-01-09 19:43:14,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:43:14,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 107 [2025-01-09 19:43:14,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:43:14,102 INFO L225 Difference]: With dead ends: 20736 [2025-01-09 19:43:14,102 INFO L226 Difference]: Without dead ends: 10395 [2025-01-09 19:43:14,136 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:43:14,138 INFO L435 NwaCegarLoop]: 3105 mSDtfsCounter, 0 mSDsluCounter, 3099 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6204 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:43:14,138 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6204 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 19:43:14,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10395 states. [2025-01-09 19:43:14,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10395 to 10395. [2025-01-09 19:43:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10395 states, 7095 states have (on average 1.3229034531360113) internal successors, (9386), 7301 states have internal predecessors, (9386), 2855 states have call successors, (2855), 448 states have call predecessors, (2855), 442 states have return successors, (2867), 2758 states have call predecessors, (2867), 2852 states have call successors, (2867) [2025-01-09 19:43:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10395 states to 10395 states and 15108 transitions. [2025-01-09 19:43:14,543 INFO L78 Accepts]: Start accepts. Automaton has 10395 states and 15108 transitions. Word has length 107 [2025-01-09 19:43:14,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:43:14,544 INFO L471 AbstractCegarLoop]: Abstraction has 10395 states and 15108 transitions. [2025-01-09 19:43:14,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2025-01-09 19:43:14,544 INFO L276 IsEmpty]: Start isEmpty. Operand 10395 states and 15108 transitions. [2025-01-09 19:43:14,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2025-01-09 19:43:14,545 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:43:14,545 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:43:14,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:43:14,545 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:43:14,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:43:14,546 INFO L85 PathProgramCache]: Analyzing trace with hash 838403853, now seen corresponding path program 1 times [2025-01-09 19:43:14,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:43:14,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721475374] [2025-01-09 19:43:14,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:43:14,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:43:17,746 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 123 statements into 1 equivalence classes. [2025-01-09 19:43:17,791 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 123 of 123 statements. [2025-01-09 19:43:17,791 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:43:17,792 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:43:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2025-01-09 19:43:17,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:43:17,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721475374] [2025-01-09 19:43:17,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721475374] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:43:17,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:43:17,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:43:17,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620426155] [2025-01-09 19:43:17,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:43:17,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:43:17,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:43:17,983 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:43:17,983 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:43:17,983 INFO L87 Difference]: Start difference. First operand 10395 states and 15108 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:43:22,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:43:22,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:43:22,921 INFO L93 Difference]: Finished difference Result 30704 states and 44715 transitions. [2025-01-09 19:43:22,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:43:22,922 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 123 [2025-01-09 19:43:22,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:43:23,032 INFO L225 Difference]: With dead ends: 30704 [2025-01-09 19:43:23,032 INFO L226 Difference]: Without dead ends: 20363 [2025-01-09 19:43:23,070 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:43:23,072 INFO L435 NwaCegarLoop]: 3218 mSDtfsCounter, 3039 mSDsluCounter, 3080 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3039 SdHoareTripleChecker+Valid, 6298 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:43:23,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3039 Valid, 6298 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2025-01-09 19:43:23,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20363 states. [2025-01-09 19:43:23,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20363 to 20341. [2025-01-09 19:43:23,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20341 states, 13884 states have (on average 1.3262748487467588) internal successors, (18414), 14274 states have internal predecessors, (18414), 5595 states have call successors, (5595), 870 states have call predecessors, (5595), 859 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2025-01-09 19:43:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20341 states to 20341 states and 29631 transitions. [2025-01-09 19:43:23,798 INFO L78 Accepts]: Start accepts. Automaton has 20341 states and 29631 transitions. Word has length 123 [2025-01-09 19:43:23,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:43:23,799 INFO L471 AbstractCegarLoop]: Abstraction has 20341 states and 29631 transitions. [2025-01-09 19:43:23,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:43:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand 20341 states and 29631 transitions. [2025-01-09 19:43:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2025-01-09 19:43:23,802 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:43:23,802 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:43:23,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:43:23,802 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-01-09 19:43:23,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:43:23,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1261105679, now seen corresponding path program 1 times [2025-01-09 19:43:23,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:43:23,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522046173] [2025-01-09 19:43:23,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:43:23,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:43:26,726 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 123 statements into 1 equivalence classes. [2025-01-09 19:43:26,772 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 123 of 123 statements. [2025-01-09 19:43:26,772 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:43:26,772 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:43:27,489 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2025-01-09 19:43:27,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:43:27,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522046173] [2025-01-09 19:43:27,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522046173] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:43:27,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:43:27,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:43:27,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935504299] [2025-01-09 19:43:27,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:43:27,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:43:27,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:43:27,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:43:27,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:43:27,490 INFO L87 Difference]: Start difference. First operand 20341 states and 29631 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:43:28,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:43:28,330 INFO L93 Difference]: Finished difference Result 20347 states and 29636 transitions. [2025-01-09 19:43:28,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 19:43:28,331 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 123 [2025-01-09 19:43:28,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:43:28,445 INFO L225 Difference]: With dead ends: 20347 [2025-01-09 19:43:28,446 INFO L226 Difference]: Without dead ends: 20345 [2025-01-09 19:43:28,464 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 19:43:28,465 INFO L435 NwaCegarLoop]: 3103 mSDtfsCounter, 3066 mSDsluCounter, 6193 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3067 SdHoareTripleChecker+Valid, 9296 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:43:28,466 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3067 Valid, 9296 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 19:43:28,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20345 states. [2025-01-09 19:43:29,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20345 to 20345. [2025-01-09 19:43:29,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20345 states, 13887 states have (on average 1.326204363793476) internal successors, (18417), 14277 states have internal predecessors, (18417), 5595 states have call successors, (5595), 871 states have call predecessors, (5595), 860 states have return successors, (5622), 5422 states have call predecessors, (5622), 5592 states have call successors, (5622) [2025-01-09 19:43:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20345 states to 20345 states and 29634 transitions. [2025-01-09 19:43:29,506 INFO L78 Accepts]: Start accepts. Automaton has 20345 states and 29634 transitions. Word has length 123 [2025-01-09 19:43:29,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:43:29,506 INFO L471 AbstractCegarLoop]: Abstraction has 20345 states and 29634 transitions. [2025-01-09 19:43:29,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:43:29,507 INFO L276 IsEmpty]: Start isEmpty. Operand 20345 states and 29634 transitions. [2025-01-09 19:43:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2025-01-09 19:43:29,512 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:43:29,512 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:43:29,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 19:43:29,513 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)] === [2025-01-09 19:43:29,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:43:29,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1208064781, now seen corresponding path program 1 times [2025-01-09 19:43:29,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:43:29,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749720230] [2025-01-09 19:43:29,513 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:43:29,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms