./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.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 3ddf607d1745197f42ec93d91371fe3b581377117340b3a7d449f25d43cdec16 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 08:15:19,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 08:15:20,019 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 08:15:20,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 08:15:20,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 08:15:20,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 08:15:20,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 08:15:20,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 08:15:20,038 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 08:15:20,039 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 08:15:20,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 08:15:20,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 08:15:20,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 08:15:20,039 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 08:15:20,039 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 08:15:20,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 08:15:20,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 08:15:20,040 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 08:15:20,040 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 08:15:20,041 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 08:15:20,041 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 08:15:20,042 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 08:15:20,042 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 -> 3ddf607d1745197f42ec93d91371fe3b581377117340b3a7d449f25d43cdec16 [2025-02-06 08:15:20,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 08:15:20,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 08:15:20,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 08:15:20,297 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 08:15:20,297 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 08:15:20,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2025-02-06 08:15:21,459 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b19052e40/ea7dcef8bbf74e4db6543b8ab351f161/FLAG65f0b8ec4 [2025-02-06 08:15:22,004 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 08:15:22,005 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2025-02-06 08:15:22,049 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b19052e40/ea7dcef8bbf74e4db6543b8ab351f161/FLAG65f0b8ec4 [2025-02-06 08:15:22,066 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b19052e40/ea7dcef8bbf74e4db6543b8ab351f161 [2025-02-06 08:15:22,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 08:15:22,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 08:15:22,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 08:15:22,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 08:15:22,077 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 08:15:22,078 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 08:15:22" (1/1) ... [2025-02-06 08:15:22,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fdff9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:22, skipping insertion in model container [2025-02-06 08:15:22,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 08:15:22" (1/1) ... [2025-02-06 08:15:22,173 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 08:15:24,968 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402050,402063] [2025-02-06 08:15:24,971 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402195,402208] [2025-02-06 08:15:25,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 08:15:25,034 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 08:15:25,138 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"); [6124] [2025-02-06 08:15:25,144 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)); [6131] [2025-02-06 08:15:25,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6138] [2025-02-06 08:15:25,147 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6242-6243] [2025-02-06 08:15:25,148 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"); [6248-6250] [2025-02-06 08:15:25,148 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [6275-6276] [2025-02-06 08:15:25,148 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [6281-6283] [2025-02-06 08:15:25,154 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/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/dfaa16b/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [6307-6308] [2025-02-06 08:15:25,154 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6313-6315] [2025-02-06 08:15:25,155 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; incl %0": "+m" (v->counter)); [6350] [2025-02-06 08:15:25,163 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/linux/mm.h"), "i" (488), "i" (12UL)); [6550-6551] [2025-02-06 08:15:25,180 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/linux/netdevice.h"), "i" (502), "i" (12UL)); [6934-6935] [2025-02-06 08:15:25,180 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6941] [2025-02-06 08:15:25,204 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 *)"drivers/net/xen-netfront.c"), "i" (317), "i" (12UL)); [7633-7634] [2025-02-06 08:15:25,204 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 *)"drivers/net/xen-netfront.c"), "i" (321), "i" (12UL)); [7647-7648] [2025-02-06 08:15:25,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7671] [2025-02-06 08:15:25,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7676] [2025-02-06 08:15:25,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7678] [2025-02-06 08:15:25,208 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 *)"drivers/net/xen-netfront.c"), "i" (374), "i" (12UL)); [7752-7753] [2025-02-06 08:15:25,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7760] [2025-02-06 08:15:25,210 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 *)"drivers/net/xen-netfront.c"), "i" (393), "i" (12UL)); [7779-7780] [2025-02-06 08:15:25,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7802] [2025-02-06 08:15:25,213 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 *)"drivers/net/xen-netfront.c"), "i" (451), "i" (12UL)); [7883-7884] [2025-02-06 08:15:25,214 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 *)"drivers/net/xen-netfront.c"), "i" (473), "i" (12UL)); [7924-7925] [2025-02-06 08:15:25,215 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 *)"drivers/net/xen-netfront.c"), "i" (482), "i" (12UL)); [7939-7940] [2025-02-06 08:15:25,215 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 *)"drivers/net/xen-netfront.c"), "i" (496), "i" (12UL)); [7965-7966] [2025-02-06 08:15:25,216 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 *)"drivers/net/xen-netfront.c"), "i" (514), "i" (12UL)); [7992-7993] [2025-02-06 08:15:25,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr__): "m" (this_cpu_off), "0" (np->stats)); [8108] [2025-02-06 08:15:25,223 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 *)"drivers/net/xen-netfront.c"), "i" (599), "i" (12UL)); [8222-8223] [2025-02-06 08:15:25,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8274] [2025-02-06 08:15:25,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8276] [2025-02-06 08:15:25,227 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 *)"drivers/net/xen-netfront.c"), "i" (678), "i" (12UL)); [8339-8340] [2025-02-06 08:15:25,232 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 *)"drivers/net/xen-netfront.c"), "i" (775), "i" (12UL)); [8522-8523] [2025-02-06 08:15:25,237 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 *)"drivers/net/xen-netfront.c"), "i" (855), "i" (12UL)); [8672-8673] [2025-02-06 08:15:25,238 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 *)"drivers/net/xen-netfront.c"), "i" (858), "i" (12UL)); [8689-8690] [2025-02-06 08:15:25,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("add %%gs:%P1, %0": "=r" (tcp_ptr__): "m" (this_cpu_off), "0" (np->stats)); [8767] [2025-02-06 08:15:25,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8855] [2025-02-06 08:15:25,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8970] [2025-02-06 08:15:25,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (np->stats)); [9042] [2025-02-06 08:15:25,257 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (np->stats)); [9412] [2025-02-06 08:15:25,406 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402050,402063] [2025-02-06 08:15:25,407 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402195,402208] [2025-02-06 08:15:25,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 08:15:25,578 INFO L204 MainTranslator]: Completed translation [2025-02-06 08:15:25,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25 WrapperNode [2025-02-06 08:15:25,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 08:15:25,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 08:15:25,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 08:15:25,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 08:15:25,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:25,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:25,804 INFO L138 Inliner]: procedures = 546, calls = 2404, calls flagged for inlining = 260, calls inlined = 202, statements flattened = 5297 [2025-02-06 08:15:25,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 08:15:25,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 08:15:25,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 08:15:25,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 08:15:25,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:25,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:25,948 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,588 INFO L175 MemorySlicer]: Split 868 memory accesses to 30 slices as follows [4, 12, 1, 2, 2, 5, 4, 18, 4, 4, 21, 2, 2, 27, 2, 10, 2, 12, 44, 2, 8, 0, 1, 653, 3, 2, 13, 4, 2, 2]. 75 percent of accesses are in the largest equivalence class. The 147 initializations are split as follows [0, 12, 1, 0, 0, 0, 4, 18, 4, 0, 0, 0, 0, 27, 0, 0, 2, 12, 0, 0, 0, 0, 0, 64, 3, 0, 0, 0, 0, 0]. The 407 writes are split as follows [1, 0, 0, 0, 1, 0, 0, 0, 0, 2, 18, 1, 1, 0, 1, 6, 0, 0, 44, 1, 4, 0, 0, 324, 0, 1, 0, 0, 1, 1]. [2025-02-06 08:15:26,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,682 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 08:15:26,782 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 08:15:26,782 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 08:15:26,782 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 08:15:26,783 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (1/1) ... [2025-02-06 08:15:26,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 08:15:26,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 08:15:26,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 08:15:26,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 08:15:26,844 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2025-02-06 08:15:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2025-02-06 08:15:26,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-02-06 08:15:26,845 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-02-06 08:15:26,845 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2025-02-06 08:15:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2025-02-06 08:15:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2025-02-06 08:15:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2025-02-06 08:15:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-02-06 08:15:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-02-06 08:15:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_scanf [2025-02-06 08:15:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_scanf [2025-02-06 08:15:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rx_lock_of_netfront_info [2025-02-06 08:15:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rx_lock_of_netfront_info [2025-02-06 08:15:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2025-02-06 08:15:26,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2025-02-06 08:15:26,847 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-02-06 08:15:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-02-06 08:15:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_interrupt [2025-02-06 08:15:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_interrupt [2025-02-06 08:15:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-02-06 08:15:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-02-06 08:15:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2025-02-06 08:15:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2025-02-06 08:15:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2025-02-06 08:15:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2025-02-06 08:15:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2025-02-06 08:15:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2025-02-06 08:15:26,848 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2025-02-06 08:15:26,848 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2025-02-06 08:15:26,849 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2025-02-06 08:15:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2025-02-06 08:15:26,849 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-02-06 08:15:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-02-06 08:15:26,849 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2025-02-06 08:15:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2025-02-06 08:15:26,849 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2025-02-06 08:15:26,849 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-02-06 08:15:26,850 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2025-02-06 08:15:26,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2025-02-06 08:15:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2025-02-06 08:15:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2025-02-06 08:15:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-02-06 08:15:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-02-06 08:15:26,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-02-06 08:15:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-02-06 08:15:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-02-06 08:15:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-02-06 08:15:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-02-06 08:15:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-02-06 08:15:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-02-06 08:15:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-02-06 08:15:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-02-06 08:15:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-02-06 08:15:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-02-06 08:15:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-02-06 08:15:26,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-02-06 08:15:26,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2025-02-06 08:15:26,855 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2025-02-06 08:15:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-02-06 08:15:26,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2025-02-06 08:15:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-02-06 08:15:26,858 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_124 [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_124 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_uninit [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_uninit [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-02-06 08:15:26,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-02-06 08:15:26,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-02-06 08:15:26,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_dev_fatal [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_dev_fatal [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-02-06 08:15:26,863 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-02-06 08:15:26,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 08:15:26,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-02-06 08:15:26,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-02-06 08:15:26,867 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2025-02-06 08:15:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2025-02-06 08:15:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2025-02-06 08:15:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-02-06 08:15:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-02-06 08:15:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2025-02-06 08:15:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2025-02-06 08:15:26,868 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2025-02-06 08:15:26,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2025-02-06 08:15:26,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2025-02-06 08:15:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_printf [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_printf [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_lock_of_netfront_info [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_lock_of_netfront_info [2025-02-06 08:15:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2025-02-06 08:15:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2025-02-06 08:15:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2025-02-06 08:15:26,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_min [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_min [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-02-06 08:15:26,875 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-02-06 08:15:26,875 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2025-02-06 08:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2025-02-06 08:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-02-06 08:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-02-06 08:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2025-02-06 08:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2025-02-06 08:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-02-06 08:15:26,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-02-06 08:15:26,876 INFO L130 BoogieDeclarations]: Found specification of procedure get_id_from_freelist [2025-02-06 08:15:26,881 INFO L138 BoogieDeclarations]: Found implementation of procedure get_id_from_freelist [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rx_interrupt [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rx_interrupt [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_max [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_max [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_interrupt [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_interrupt [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_123 [2025-02-06 08:15:26,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_123 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-02-06 08:15:26,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-02-06 08:15:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2025-02-06 08:15:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2025-02-06 08:15:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2025-02-06 08:15:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2025-02-06 08:15:26,883 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2025-02-06 08:15:26,883 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2025-02-06 08:15:27,817 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 08:15:27,821 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 08:15:27,919 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14879: havoc __get_page_tail_#t~nondet1212#1; [2025-02-06 08:15:27,919 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6344: havoc atomic_read_#t~mem43#1; [2025-02-06 08:15:27,946 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6646: call ULTIMATE.dealloc(~#__key~0#1.base, ~#__key~0#1.offset);havoc ~#__key~0#1.base, ~#__key~0#1.offset; [2025-02-06 08:15:27,968 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15177: havoc #t~nondet1252; [2025-02-06 08:15:27,974 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14936: havoc #t~nondet1217; [2025-02-06 08:15:27,993 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15162: havoc #t~nondet1248; [2025-02-06 08:15:28,000 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15006: havoc #t~nondet1230; [2025-02-06 08:15:28,429 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15002: havoc #t~nondet1229; [2025-02-06 08:15:28,620 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6603: havoc #t~mem99.base, #t~mem99.offset;havoc #t~mem100; [2025-02-06 08:15:28,628 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14940: havoc #t~nondet1218; [2025-02-06 08:15:28,643 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6474: havoc xen_feature_#t~mem65#1; [2025-02-06 08:15:28,643 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14994: havoc get_phys_to_machine_#t~nondet1227#1; [2025-02-06 08:15:28,652 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951: havoc #t~mem143.base, #t~mem143.offset; [2025-02-06 08:15:28,666 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15117: havoc #t~nondet1242; [2025-02-06 08:15:28,727 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14898: havoc #t~nondet1213; [2025-02-06 08:15:28,761 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14875: havoc #t~nondet1211; [2025-02-06 08:15:28,877 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6747: havoc #t~mem111;havoc #t~mem112; [2025-02-06 08:15:28,900 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6814: havoc #t~mem130; [2025-02-06 08:15:28,907 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc #t~mem96; [2025-02-06 08:15:35,081 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9353: call ULTIMATE.dealloc(xennet_create_dev_~#__key~1#1.base, xennet_create_dev_~#__key~1#1.offset);havoc xennet_create_dev_~#__key~1#1.base, xennet_create_dev_~#__key~1#1.offset;call ULTIMATE.dealloc(xennet_create_dev_~#__key___0~0#1.base, xennet_create_dev_~#__key___0~0#1.offset);havoc xennet_create_dev_~#__key___0~0#1.base, xennet_create_dev_~#__key___0~0#1.offset;call ULTIMATE.dealloc(xennet_create_dev_~#__key___1~0#1.base, xennet_create_dev_~#__key___1~0#1.offset);havoc xennet_create_dev_~#__key___1~0#1.base, xennet_create_dev_~#__key___1~0#1.offset; [2025-02-06 08:15:35,081 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9619: call ULTIMATE.dealloc(netfront_resume_~#descriptor~0#1.base, netfront_resume_~#descriptor~0#1.offset);havoc netfront_resume_~#descriptor~0#1.base, netfront_resume_~#descriptor~0#1.offset; [2025-02-06 08:15:35,081 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15169: havoc xenbus_read_#t~ret1250#1.base, xenbus_read_#t~ret1250#1.offset; [2025-02-06 08:15:35,081 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6515: havoc PageCompound_#t~mem83#1;havoc PageCompound_#t~bitwise84#1; [2025-02-06 08:15:35,081 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12593-1: ldv_del_timer_sync_138_#res#1 := ldv_del_timer_sync_138_~ldv_func_res~3#1; [2025-02-06 08:15:35,081 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14973: havoc eth_validate_addr_#t~nondet1224#1; [2025-02-06 08:15:35,081 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14908: havoc _dev_info_#t~nondet1215#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15107: havoc register_netdev_#t~nondet1241#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15173: havoc xenbus_register_frontend_#t~nondet1251#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14977: havoc ethtool_op_get_link_#t~nondet1225#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15045: havoc ldv_pre_register_netdev_#t~nondet1233#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14847: havoc __alloc_percpu_#t~ret1210#1.base, __alloc_percpu_#t~ret1210#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10091: call ULTIMATE.dealloc(xennet_connect_~#feature_rx_copy~0#1.base, xennet_connect_~#feature_rx_copy~0#1.offset);havoc xennet_connect_~#feature_rx_copy~0#1.base, xennet_connect_~#feature_rx_copy~0#1.offset;call ULTIMATE.dealloc(xennet_connect_~#__constr_expr_0~3#1.base, xennet_connect_~#__constr_expr_0~3#1.offset);havoc xennet_connect_~#__constr_expr_0~3#1.base, xennet_connect_~#__constr_expr_0~3#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15180: havoc xenbus_strstate_#t~ret1253#1.base, xenbus_strstate_#t~ret1253#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15184: havoc xenbus_switch_state_#t~nondet1254#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12019-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12020-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9180: call ULTIMATE.dealloc(xennet_fix_features_~#val~0#1.base, xennet_fix_features_~#val~0#1.offset);havoc xennet_fix_features_~#val~0#1.base, xennet_fix_features_~#val~0#1.offset;call ULTIMATE.dealloc(xennet_fix_features_~#__constr_expr_0~0#1.base, xennet_fix_features_~#__constr_expr_0~0#1.offset);havoc xennet_fix_features_~#__constr_expr_0~0#1.base, xennet_fix_features_~#__constr_expr_0~0#1.offset;call ULTIMATE.dealloc(xennet_fix_features_~#__constr_expr_1~0#1.base, xennet_fix_features_~#__constr_expr_1~0#1.offset);havoc xennet_fix_features_~#__constr_expr_1~0#1.base, xennet_fix_features_~#__constr_expr_1~0#1.offset;call ULTIMATE.dealloc(xennet_fix_features_~#__constr_expr_2~0#1.base, xennet_fix_features_~#__constr_expr_2~0#1.offset);havoc xennet_fix_features_~#__constr_expr_2~0#1.base, xennet_fix_features_~#__constr_expr_2~0#1.offset;call ULTIMATE.dealloc(xennet_fix_features_~#__constr_expr_3~0#1.base, xennet_fix_features_~#__constr_expr_3~0#1.offset);havoc xennet_fix_features_~#__constr_expr_3~0#1.base, xennet_fix_features_~#__constr_expr_3~0#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15192: havoc xenbus_transaction_start_#t~nondet1256#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12286-1: ldv_xenbus_register_frontend_#res#1 := ldv_xenbus_register_frontend_~arg0#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6804: havoc skb_has_frag_list_#t~mem128#1.base, skb_has_frag_list_#t~mem128#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12618-1: ldv_xenbus_register_frontend_140_#res#1 := ldv_xenbus_register_frontend_140_~ldv_func_res~4#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10902-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14932: havoc alloc_etherdev_mqs_#t~ret1216#1.base, alloc_etherdev_mqs_#t~ret1216#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7203: havoc net_gso_ok_#t~bitwise180#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12488-1: ldv_register_netdev_118_#res#1 := ldv_register_netdev_118_~ldv_func_res~2#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9649: call ULTIMATE.dealloc(xen_net_read_mac_~#e~0#1.base, xen_net_read_mac_~#e~0#1.offset);havoc xen_net_read_mac_~#e~0#1.base, xen_net_read_mac_~#e~0#1.offset;call ULTIMATE.dealloc(xen_net_read_mac_~#__constr_expr_0~1#1.base, xen_net_read_mac_~#__constr_expr_0~1#1.offset);havoc xen_net_read_mac_~#__constr_expr_0~1#1.base, xen_net_read_mac_~#__constr_expr_0~1#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10905-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10907-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10646: call ULTIMATE.dealloc(xennet_remove_~#descriptor~2#1.base, xennet_remove_~#descriptor~2#1.offset);havoc xennet_remove_~#descriptor~2#1.base, xennet_remove_~#descriptor~2#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15073: havoc netdev_info_#t~nondet1237#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15143: havoc xen_has_pv_nic_devices_#t~nondet1244#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14947: havoc del_timer_sync_#t~nondet1219#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10919-1: ldv_del_timer_sync_#res#1 := ldv_del_timer_sync_~arg0#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10193: call ULTIMATE.dealloc(netback_changed_~#descriptor~1#1.base, netback_changed_~#descriptor~1#1.offset);havoc netback_changed_~#descriptor~1#1.base, netback_changed_~#descriptor~1#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9797: call ULTIMATE.dealloc(setup_netfront_~#feature_split_evtchn~0#1.base, setup_netfront_~#feature_split_evtchn~0#1.offset);havoc setup_netfront_~#feature_split_evtchn~0#1.base, setup_netfront_~#feature_split_evtchn~0#1.offset;call ULTIMATE.dealloc(setup_netfront_~#__constr_expr_0~2#1.base, setup_netfront_~#__constr_expr_0~2#1.offset);havoc setup_netfront_~#__constr_expr_0~2#1.base, setup_netfront_~#__constr_expr_0~2#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14955: havoc device_create_file_#t~nondet1221#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15092: havoc netif_skb_dev_features_#t~nondet1238#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15158: havoc xenbus_frontend_closed_#t~nondet1247#1; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L9941: call ULTIMATE.dealloc(talk_to_netback_~#xbt~0#1.base, talk_to_netback_~#xbt~0#1.offset);havoc talk_to_netback_~#xbt~0#1.base, talk_to_netback_~#xbt~0#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6573: havoc compound_order_#t~mem93#1.base, compound_order_#t~mem93#1.offset; [2025-02-06 08:15:35,082 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12453-1: ldv_alloc_etherdev_mqs_115_#res#1.base, ldv_alloc_etherdev_mqs_115_#res#1.offset := ldv_alloc_etherdev_mqs_115_~ldv_func_res~1#1.base, ldv_alloc_etherdev_mqs_115_~ldv_func_res~1#1.offset; [2025-02-06 08:15:35,083 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14965: havoc eth_mac_addr_#t~nondet1222#1; [2025-02-06 08:15:36,046 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-02-06 08:15:36,283 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7371: havoc skb_entry_is_link_#t~mem264#1.base, skb_entry_is_link_#t~mem264#1.offset; [2025-02-06 08:15:36,956 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15199: havoc #t~nondet1257; [2025-02-06 08:15:37,447 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15188: havoc #t~nondet1255; [2025-02-06 08:15:37,667 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12664: havoc #t~mem1093.base, #t~mem1093.offset;havoc #t~mem1094.base, #t~mem1094.offset; [2025-02-06 08:15:37,694 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15147: havoc #t~nondet1245; [2025-02-06 08:15:37,753 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15166: havoc #t~nondet1249; [2025-02-06 08:15:37,778 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7459: havoc #t~mem274;havoc #t~mem275; [2025-02-06 08:15:37,849 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7434: havoc #t~mem272; [2025-02-06 08:15:38,152 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10403: call ULTIMATE.dealloc(~#endp~0.base, ~#endp~0.offset);havoc ~#endp~0.base, ~#endp~0.offset; [2025-02-06 08:15:38,240 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15103: havoc #t~nondet1240; [2025-02-06 08:15:39,474 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L12367-1: ldv_mod_timer_103_#res#1 := ldv_mod_timer_103_~ldv_func_res~0#1; [2025-02-06 08:15:39,474 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L11775-1: ldv_mod_timer_#res#1 := ldv_mod_timer_~arg0#1; [2025-02-06 08:15:39,474 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15055: havoc mod_timer_#t~nondet1234#1; [2025-02-06 08:15:39,557 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15013: havoc #t~nondet1231; [2025-02-06 08:15:39,685 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14998: havoc #t~nondet1228; [2025-02-06 08:15:39,776 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6794: havoc #t~mem126.base, #t~mem126.offset; [2025-02-06 08:15:39,878 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6146: havoc #t~mem0;havoc #t~bitwise1; [2025-02-06 08:15:40,220 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15069: havoc #t~nondet1236; [2025-02-06 08:15:40,350 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6140: #res := 1; [2025-02-06 08:15:40,710 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L14981: havoc find_next_bit_#t~nondet1226#1; [2025-02-06 08:15:41,026 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L10492: call ULTIMATE.dealloc(~#endp~1.base, ~#endp~1.offset);havoc ~#endp~1.base, ~#endp~1.offset; [2025-02-06 08:15:41,085 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6630: havoc #t~mem102; [2025-02-06 08:15:41,395 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15154: havoc #t~nondet1246; [2025-02-06 08:15:42,156 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15096: havoc netpoll_trap_#t~nondet1239#1; [2025-02-06 08:15:42,157 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L15023: havoc gnttab_query_foreign_access_#t~nondet1232#1; [2025-02-06 08:15:42,906 INFO L? ?]: Removed 2937 outVars from TransFormulas that were not future-live. [2025-02-06 08:15:42,907 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 08:15:42,964 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 08:15:42,965 INFO L337 CfgBuilder]: Removed 2 assume(true) statements. [2025-02-06 08:15:42,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 08:15:42 BoogieIcfgContainer [2025-02-06 08:15:42,965 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 08:15:42,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 08:15:42,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 08:15:42,970 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 08:15:42,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 08:15:22" (1/3) ... [2025-02-06 08:15:42,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2405662f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 08:15:42, skipping insertion in model container [2025-02-06 08:15:42,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:15:25" (2/3) ... [2025-02-06 08:15:42,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2405662f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 08:15:42, skipping insertion in model container [2025-02-06 08:15:42,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 08:15:42" (3/3) ... [2025-02-06 08:15:42,972 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2025-02-06 08:15:42,986 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 08:15:42,990 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i that has 179 procedures, 2104 locations, 1 initial locations, 95 loop locations, and 1 error locations. [2025-02-06 08:15:43,057 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 08:15:43,066 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;@164df7e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 08:15:43,066 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 08:15:43,073 INFO L276 IsEmpty]: Start isEmpty. Operand has 1842 states, 1260 states have (on average 1.261111111111111) internal successors, (1589), 1302 states have internal predecessors, (1589), 461 states have call successors, (461), 120 states have call predecessors, (461), 119 states have return successors, (457), 450 states have call predecessors, (457), 457 states have call successors, (457) [2025-02-06 08:15:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2025-02-06 08:15:43,092 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:15:43,093 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:15:43,094 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:15:43,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:15:43,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1077896737, now seen corresponding path program 1 times [2025-02-06 08:15:43,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:15:43,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558739536] [2025-02-06 08:15:43,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:15:43,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:15:46,443 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 202 statements into 1 equivalence classes. [2025-02-06 08:15:46,847 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 202 of 202 statements. [2025-02-06 08:15:46,847 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:15:46,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:15:47,804 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2025-02-06 08:15:47,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:15:47,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558739536] [2025-02-06 08:15:47,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558739536] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:15:47,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:15:47,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-06 08:15:47,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229055484] [2025-02-06 08:15:47,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:15:47,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-06 08:15:47,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:15:47,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 08:15:47,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 08:15:47,848 INFO L87 Difference]: Start difference. First operand has 1842 states, 1260 states have (on average 1.261111111111111) internal successors, (1589), 1302 states have internal predecessors, (1589), 461 states have call successors, (461), 120 states have call predecessors, (461), 119 states have return successors, (457), 450 states have call predecessors, (457), 457 states have call successors, (457) Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-06 08:15:51,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 08:16:02,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:16:02,331 INFO L93 Difference]: Finished difference Result 3651 states and 4992 transitions. [2025-02-06 08:16:02,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:16:02,334 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 202 [2025-02-06 08:16:02,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:16:02,356 INFO L225 Difference]: With dead ends: 3651 [2025-02-06 08:16:02,357 INFO L226 Difference]: Without dead ends: 1798 [2025-02-06 08:16:02,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 08:16:02,371 INFO L435 NwaCegarLoop]: 2460 mSDtfsCounter, 2420 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2420 SdHoareTripleChecker+Valid, 4002 SdHoareTripleChecker+Invalid, 971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2025-02-06 08:16:02,371 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2420 Valid, 4002 Invalid, 971 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 969 Invalid, 1 Unknown, 0 Unchecked, 14.0s Time] [2025-02-06 08:16:02,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2025-02-06 08:16:02,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1798. [2025-02-06 08:16:02,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1798 states, 1242 states have (on average 1.2455716586151369) internal successors, (1547), 1280 states have internal predecessors, (1547), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 430 states have call predecessors, (437), 437 states have call successors, (437) [2025-02-06 08:16:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2421 transitions. [2025-02-06 08:16:02,531 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2421 transitions. Word has length 202 [2025-02-06 08:16:02,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:16:02,534 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 2421 transitions. [2025-02-06 08:16:02,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-06 08:16:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2421 transitions. [2025-02-06 08:16:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2025-02-06 08:16:02,544 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:16:02,545 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:16:02,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 08:16:02,546 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:16:02,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:16:02,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1400670676, now seen corresponding path program 1 times [2025-02-06 08:16:02,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:16:02,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119089623] [2025-02-06 08:16:02,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:16:02,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:16:05,542 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 229 statements into 1 equivalence classes. [2025-02-06 08:16:05,627 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 229 of 229 statements. [2025-02-06 08:16:05,627 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:16:05,627 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:16:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2025-02-06 08:16:06,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:16:06,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119089623] [2025-02-06 08:16:06,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119089623] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:16:06,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:16:06,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 08:16:06,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950772179] [2025-02-06 08:16:06,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:16:06,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 08:16:06,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:16:06,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 08:16:06,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 08:16:06,379 INFO L87 Difference]: Start difference. First operand 1798 states and 2421 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-06 08:16:10,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 08:16:21,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:16:21,668 INFO L93 Difference]: Finished difference Result 3571 states and 4815 transitions. [2025-02-06 08:16:21,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:16:21,668 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 229 [2025-02-06 08:16:21,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:16:21,690 INFO L225 Difference]: With dead ends: 3571 [2025-02-06 08:16:21,693 INFO L226 Difference]: Without dead ends: 1798 [2025-02-06 08:16:21,699 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-06 08:16:21,700 INFO L435 NwaCegarLoop]: 2394 mSDtfsCounter, 3042 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 1728 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 3913 SdHoareTripleChecker+Invalid, 2655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1728 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2025-02-06 08:16:21,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3042 Valid, 3913 Invalid, 2655 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1728 Valid, 926 Invalid, 1 Unknown, 0 Unchecked, 14.8s Time] [2025-02-06 08:16:21,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2025-02-06 08:16:21,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1798. [2025-02-06 08:16:21,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1798 states, 1242 states have (on average 1.2447665056360708) internal successors, (1546), 1280 states have internal predecessors, (1546), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 430 states have call predecessors, (437), 437 states have call successors, (437) [2025-02-06 08:16:21,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2420 transitions. [2025-02-06 08:16:21,780 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2420 transitions. Word has length 229 [2025-02-06 08:16:21,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:16:21,780 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 2420 transitions. [2025-02-06 08:16:21,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2025-02-06 08:16:21,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2420 transitions. [2025-02-06 08:16:21,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2025-02-06 08:16:21,784 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:16:21,784 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:16:21,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 08:16:21,785 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:16:21,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:16:21,785 INFO L85 PathProgramCache]: Analyzing trace with hash 577007020, now seen corresponding path program 1 times [2025-02-06 08:16:21,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:16:21,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116564483] [2025-02-06 08:16:21,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:16:21,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:16:24,990 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 204 statements into 1 equivalence classes. [2025-02-06 08:16:25,077 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 204 of 204 statements. [2025-02-06 08:16:25,078 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:16:25,078 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:16:25,833 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2025-02-06 08:16:25,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:16:25,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116564483] [2025-02-06 08:16:25,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116564483] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:16:25,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:16:25,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 08:16:25,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590732153] [2025-02-06 08:16:25,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:16:25,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 08:16:25,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:16:25,836 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 08:16:25,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 08:16:25,837 INFO L87 Difference]: Start difference. First operand 1798 states and 2420 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-06 08:16:29,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-06 08:16:41,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 08:16:41,692 INFO L93 Difference]: Finished difference Result 3571 states and 4813 transitions. [2025-02-06 08:16:41,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:16:41,693 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) Word has length 204 [2025-02-06 08:16:41,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-06 08:16:41,705 INFO L225 Difference]: With dead ends: 3571 [2025-02-06 08:16:41,706 INFO L226 Difference]: Without dead ends: 1798 [2025-02-06 08:16:41,711 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-02-06 08:16:41,714 INFO L435 NwaCegarLoop]: 2393 mSDtfsCounter, 3041 mSDsluCounter, 1518 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 1730 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3041 SdHoareTripleChecker+Valid, 3911 SdHoareTripleChecker+Invalid, 2657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1730 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2025-02-06 08:16:41,715 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3041 Valid, 3911 Invalid, 2657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1730 Valid, 926 Invalid, 1 Unknown, 0 Unchecked, 15.4s Time] [2025-02-06 08:16:41,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2025-02-06 08:16:41,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1798. [2025-02-06 08:16:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1798 states, 1242 states have (on average 1.2439613526570048) internal successors, (1545), 1280 states have internal predecessors, (1545), 437 states have call successors, (437), 118 states have call predecessors, (437), 118 states have return successors, (437), 430 states have call predecessors, (437), 437 states have call successors, (437) [2025-02-06 08:16:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2419 transitions. [2025-02-06 08:16:41,793 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2419 transitions. Word has length 204 [2025-02-06 08:16:41,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-06 08:16:41,794 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 2419 transitions. [2025-02-06 08:16:41,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-06 08:16:41,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2419 transitions. [2025-02-06 08:16:41,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2025-02-06 08:16:41,800 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 08:16:41,800 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:16:41,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 08:16:41,801 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 08:16:41,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:16:41,802 INFO L85 PathProgramCache]: Analyzing trace with hash -947003096, now seen corresponding path program 1 times [2025-02-06 08:16:41,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:16:41,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285327324] [2025-02-06 08:16:41,802 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:16:41,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:16:45,017 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 205 statements into 1 equivalence classes. [2025-02-06 08:16:45,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 205 of 205 statements. [2025-02-06 08:16:45,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:16:45,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:16:45,744 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2025-02-06 08:16:45,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:16:45,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285327324] [2025-02-06 08:16:45,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285327324] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:16:45,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:16:45,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-06 08:16:45,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852298357] [2025-02-06 08:16:45,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:16:45,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-02-06 08:16:45,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:16:45,749 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-02-06 08:16:45,749 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-02-06 08:16:45,749 INFO L87 Difference]: Start difference. First operand 1798 states and 2419 transitions. Second operand has 5 states, 5 states have (on average 18.8) internal successors, (94), 5 states have internal predecessors, (94), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (26), 3 states have call predecessors, (26), 2 states have call successors, (26) [2025-02-06 08:16:49,784 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 []