./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 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3ddf607d1745197f42ec93d91371fe3b581377117340b3a7d449f25d43cdec16 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 05:44:38,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 05:44:38,108 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 05:44:38,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 05:44:38,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 05:44:38,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 05:44:38,136 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 05:44:38,136 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 05:44:38,137 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 05:44:38,137 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 05:44:38,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 05:44:38,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 05:44:38,138 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 05:44:38,138 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 05:44:38,138 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 05:44:38,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 05:44:38,139 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 05:44:38,139 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 05:44:38,140 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 05:44:38,140 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 05:44:38,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:44:38,140 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 05:44:38,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 05:44:38,140 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 05:44:38,141 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ddf607d1745197f42ec93d91371fe3b581377117340b3a7d449f25d43cdec16 [2025-03-04 05:44:38,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 05:44:38,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 05:44:38,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 05:44:38,478 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 05:44:38,478 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 05:44:38,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2025-03-04 05:44:39,757 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39b9523a2/cd965b24873b4045a66141cf0e53cd59/FLAG654d39320 [2025-03-04 05:44:40,430 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 05:44:40,432 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2025-03-04 05:44:40,488 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39b9523a2/cd965b24873b4045a66141cf0e53cd59/FLAG654d39320 [2025-03-04 05:44:40,505 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39b9523a2/cd965b24873b4045a66141cf0e53cd59 [2025-03-04 05:44:40,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 05:44:40,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 05:44:40,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 05:44:40,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 05:44:40,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 05:44:40,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:44:40" (1/1) ... [2025-03-04 05:44:40,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ebe9896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:40, skipping insertion in model container [2025-03-04 05:44:40,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 05:44:40" (1/1) ... [2025-03-04 05:44:40,610 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 05:44:44,437 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402050,402063] [2025-03-04 05:44:44,440 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402195,402208] [2025-03-04 05:44:44,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:44:44,506 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 05:44:44,607 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] [2025-03-04 05:44:44,609 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] [2025-03-04 05:44:44,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6138] [2025-03-04 05:44:44,612 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] [2025-03-04 05:44:44,613 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] [2025-03-04 05:44:44,613 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] [2025-03-04 05:44:44,613 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] [2025-03-04 05:44:44,614 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] [2025-03-04 05:44:44,614 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] [2025-03-04 05:44:44,614 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] [2025-03-04 05:44:44,618 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] [2025-03-04 05:44:44,628 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] [2025-03-04 05:44:44,628 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6941] [2025-03-04 05:44:44,647 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] [2025-03-04 05:44:44,649 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] [2025-03-04 05:44:44,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7671] [2025-03-04 05:44:44,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7676] [2025-03-04 05:44:44,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7678] [2025-03-04 05:44:44,655 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] [2025-03-04 05:44:44,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [7760] [2025-03-04 05:44:44,658 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] [2025-03-04 05:44:44,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7802] [2025-03-04 05:44:44,661 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] [2025-03-04 05:44:44,667 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] [2025-03-04 05:44:44,668 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] [2025-03-04 05:44:44,669 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] [2025-03-04 05:44:44,669 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] [2025-03-04 05:44:44,671 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] [2025-03-04 05:44:44,674 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] [2025-03-04 05:44:44,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8274] [2025-03-04 05:44:44,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8276] [2025-03-04 05:44:44,678 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] [2025-03-04 05:44:44,681 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] [2025-03-04 05:44:44,685 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] [2025-03-04 05:44:44,685 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] [2025-03-04 05:44:44,687 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] [2025-03-04 05:44:44,688 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8855] [2025-03-04 05:44:44,694 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8970] [2025-03-04 05:44:44,697 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (np->stats)); [9042] [2025-03-04 05:44:44,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (np->stats)); [9412] [2025-03-04 05:44:44,830 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402050,402063] [2025-03-04 05:44:44,830 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i[402195,402208] [2025-03-04 05:44:44,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 05:44:44,998 INFO L204 MainTranslator]: Completed translation [2025-03-04 05:44:44,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44 WrapperNode [2025-03-04 05:44:44,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 05:44:45,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 05:44:45,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 05:44:45,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 05:44:45,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:45,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:45,219 INFO L138 Inliner]: procedures = 546, calls = 2404, calls flagged for inlining = 260, calls inlined = 202, statements flattened = 5297 [2025-03-04 05:44:45,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 05:44:45,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 05:44:45,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 05:44:45,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 05:44:45,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:45,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:45,304 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:45,938 INFO L175 MemorySlicer]: Split 868 memory accesses to 30 slices as follows [2, 4, 12, 1, 4, 8, 18, 4, 2, 2, 653, 10, 2, 2, 3, 2, 13, 2, 4, 4, 44, 2, 5, 2, 0, 1, 27, 12, 21, 2]. 75 percent of accesses are in the largest equivalence class. The 147 initializations are split as follows [0, 0, 12, 1, 4, 0, 18, 0, 0, 0, 64, 0, 0, 0, 3, 0, 0, 2, 0, 4, 0, 0, 0, 0, 0, 0, 27, 12, 0, 0]. The 407 writes are split as follows [0, 2, 0, 0, 0, 4, 0, 0, 1, 1, 324, 6, 1, 1, 0, 1, 0, 0, 1, 0, 44, 1, 0, 1, 0, 0, 0, 0, 18, 1]. [2025-03-04 05:44:45,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:45,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:46,037 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:46,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:46,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:46,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:46,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 05:44:46,166 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 05:44:46,166 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 05:44:46,166 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 05:44:46,168 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (1/1) ... [2025-03-04 05:44:46,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 05:44:46,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 05:44:46,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-04 05:44:46,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-04 05:44:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2025-03-04 05:44:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2025-03-04 05:44:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-04 05:44:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-04 05:44:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2025-03-04 05:44:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_scanf [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_scanf [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_rx_lock_of_netfront_info [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_rx_lock_of_netfront_info [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_interrupt [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_interrupt [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2025-03-04 05:44:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 05:44:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2025-03-04 05:44:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2025-03-04 05:44:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2025-03-04 05:44:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-04 05:44:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-04 05:44:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2025-03-04 05:44:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2025-03-04 05:44:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2025-03-04 05:44:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2025-03-04 05:44:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2025-03-04 05:44:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-04 05:44:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2025-03-04 05:44:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-04 05:44:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-04 05:44:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-04 05:44:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-04 05:44:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-04 05:44:46,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:44:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2025-03-04 05:44:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-03-04 05:44:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_124 [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_124 [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_netfront_info [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2025-03-04 05:44:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_uninit [2025-03-04 05:44:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_uninit [2025-03-04 05:44:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2025-03-04 05:44:46,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2025-03-04 05:44:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 05:44:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-04 05:44:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-04 05:44:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_dev_fatal [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_dev_fatal [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2025-03-04 05:44:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2025-03-04 05:44:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 05:44:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2025-03-04 05:44:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2025-03-04 05:44:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-04 05:44:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2025-03-04 05:44:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2025-03-04 05:44:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2025-03-04 05:44:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2025-03-04 05:44:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2025-03-04 05:44:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2025-03-04 05:44:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_printf [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_printf [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_tx_lock_of_netfront_info [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_tx_lock_of_netfront_info [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_min [2025-03-04 05:44:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_min [2025-03-04 05:44:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2025-03-04 05:44:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2025-03-04 05:44:46,241 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-04 05:44:46,242 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2025-03-04 05:44:46,243 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-04 05:44:46,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2025-03-04 05:44:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-04 05:44:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-04 05:44:46,244 INFO L130 BoogieDeclarations]: Found specification of procedure get_id_from_freelist [2025-03-04 05:44:46,244 INFO L138 BoogieDeclarations]: Found implementation of procedure get_id_from_freelist [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rx_interrupt [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rx_interrupt [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_rx_lock_of_netfront_info [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure store_rxbuf_max [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure store_rxbuf_max [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_interrupt [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_interrupt [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_123 [2025-03-04 05:44:46,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_123 [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 05:44:46,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-04 05:44:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2025-03-04 05:44:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2025-03-04 05:44:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2025-03-04 05:44:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2025-03-04 05:44:46,246 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2025-03-04 05:44:46,246 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2025-03-04 05:44:47,219 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 05:44:47,223 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 05:44:47,322 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14879: havoc __get_page_tail_#t~nondet1212#1; [2025-03-04 05:44:47,322 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6344: havoc atomic_read_#t~mem43#1; [2025-03-04 05:44:47,344 INFO L1325 $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; [2025-03-04 05:44:47,377 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15177: havoc #t~nondet1252; [2025-03-04 05:44:47,386 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14936: havoc #t~nondet1217; [2025-03-04 05:44:47,403 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15162: havoc #t~nondet1248; [2025-03-04 05:44:47,407 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15006: havoc #t~nondet1230; [2025-03-04 05:44:47,803 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15002: havoc #t~nondet1229; [2025-03-04 05:44:47,994 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6603: havoc #t~mem99.base, #t~mem99.offset;havoc #t~mem100; [2025-03-04 05:44:48,002 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14940: havoc #t~nondet1218; [2025-03-04 05:44:48,018 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6474: havoc xen_feature_#t~mem65#1; [2025-03-04 05:44:48,018 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14994: havoc get_phys_to_machine_#t~nondet1227#1; [2025-03-04 05:44:48,025 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6951: havoc #t~mem143.base, #t~mem143.offset; [2025-03-04 05:44:48,033 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15117: havoc #t~nondet1242; [2025-03-04 05:44:48,090 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14898: havoc #t~nondet1213; [2025-03-04 05:44:48,121 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14875: havoc #t~nondet1211; [2025-03-04 05:44:48,236 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6747: havoc #t~mem111;havoc #t~mem112; [2025-03-04 05:44:48,261 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6814: havoc #t~mem130; [2025-03-04 05:44:48,268 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6588: havoc #t~mem96; [2025-03-04 05:44:54,534 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15169: havoc xenbus_read_#t~ret1250#1.base, xenbus_read_#t~ret1250#1.offset; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6515: havoc PageCompound_#t~mem83#1;havoc PageCompound_#t~bitwise84#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12593-1: ldv_del_timer_sync_138_#res#1 := ldv_del_timer_sync_138_~ldv_func_res~3#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14973: havoc eth_validate_addr_#t~nondet1224#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14908: havoc _dev_info_#t~nondet1215#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15107: havoc register_netdev_#t~nondet1241#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15173: havoc xenbus_register_frontend_#t~nondet1251#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14977: havoc ethtool_op_get_link_#t~nondet1225#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15045: havoc ldv_pre_register_netdev_#t~nondet1233#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14847: havoc __alloc_percpu_#t~ret1210#1.base, __alloc_percpu_#t~ret1210#1.offset; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15180: havoc xenbus_strstate_#t~ret1253#1.base, xenbus_strstate_#t~ret1253#1.offset; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15184: havoc xenbus_switch_state_#t~nondet1254#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12019-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12020-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15192: havoc xenbus_transaction_start_#t~nondet1256#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12286-1: ldv_xenbus_register_frontend_#res#1 := ldv_xenbus_register_frontend_~arg0#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6804: havoc skb_has_frag_list_#t~mem128#1.base, skb_has_frag_list_#t~mem128#1.offset; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12618-1: ldv_xenbus_register_frontend_140_#res#1 := ldv_xenbus_register_frontend_140_~ldv_func_res~4#1; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14932: havoc alloc_etherdev_mqs_#t~ret1216#1.base, alloc_etherdev_mqs_#t~ret1216#1.offset; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7203: havoc net_gso_ok_#t~bitwise180#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12488-1: ldv_register_netdev_118_#res#1 := ldv_register_netdev_118_~ldv_func_res~2#1; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $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; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15073: havoc netdev_info_#t~nondet1237#1; [2025-03-04 05:44:54,535 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15143: havoc xen_has_pv_nic_devices_#t~nondet1244#1; [2025-03-04 05:44:54,536 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14947: havoc del_timer_sync_#t~nondet1219#1; [2025-03-04 05:44:54,536 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10919-1: ldv_del_timer_sync_#res#1 := ldv_del_timer_sync_~arg0#1; [2025-03-04 05:44:54,536 INFO L1325 $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; [2025-03-04 05:44:54,536 INFO L1325 $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; [2025-03-04 05:44:54,536 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14955: havoc device_create_file_#t~nondet1221#1; [2025-03-04 05:44:54,536 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15092: havoc netif_skb_dev_features_#t~nondet1238#1; [2025-03-04 05:44:54,536 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15158: havoc xenbus_frontend_closed_#t~nondet1247#1; [2025-03-04 05:44:54,537 INFO L1325 $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; [2025-03-04 05:44:54,537 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6573: havoc compound_order_#t~mem93#1.base, compound_order_#t~mem93#1.offset; [2025-03-04 05:44:54,537 INFO L1325 $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; [2025-03-04 05:44:54,537 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14965: havoc eth_mac_addr_#t~nondet1222#1; [2025-03-04 05:44:55,496 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-04 05:44:55,726 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7371: havoc skb_entry_is_link_#t~mem264#1.base, skb_entry_is_link_#t~mem264#1.offset; [2025-03-04 05:44:56,431 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15199: havoc #t~nondet1257; [2025-03-04 05:44:56,962 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15188: havoc #t~nondet1255; [2025-03-04 05:44:57,147 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12664: havoc #t~mem1093.base, #t~mem1093.offset;havoc #t~mem1094.base, #t~mem1094.offset; [2025-03-04 05:44:57,167 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15147: havoc #t~nondet1245; [2025-03-04 05:44:57,219 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15166: havoc #t~nondet1249; [2025-03-04 05:44:57,244 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7459: havoc #t~mem274;havoc #t~mem275; [2025-03-04 05:44:57,306 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7434: havoc #t~mem272; [2025-03-04 05:44:57,579 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10403: call ULTIMATE.dealloc(~#endp~0.base, ~#endp~0.offset);havoc ~#endp~0.base, ~#endp~0.offset; [2025-03-04 05:44:57,661 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15103: havoc #t~nondet1240; [2025-03-04 05:44:58,802 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L12367-1: ldv_mod_timer_103_#res#1 := ldv_mod_timer_103_~ldv_func_res~0#1; [2025-03-04 05:44:58,802 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L11775-1: ldv_mod_timer_#res#1 := ldv_mod_timer_~arg0#1; [2025-03-04 05:44:58,802 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15055: havoc mod_timer_#t~nondet1234#1; [2025-03-04 05:44:58,884 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15013: havoc #t~nondet1231; [2025-03-04 05:44:59,007 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14998: havoc #t~nondet1228; [2025-03-04 05:44:59,093 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6794: havoc #t~mem126.base, #t~mem126.offset; [2025-03-04 05:44:59,187 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6146: havoc #t~mem0;havoc #t~bitwise1; [2025-03-04 05:44:59,481 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15069: havoc #t~nondet1236; [2025-03-04 05:44:59,595 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6140: #res := 1; [2025-03-04 05:44:59,903 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L14981: havoc find_next_bit_#t~nondet1226#1; [2025-03-04 05:45:00,197 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L10492: call ULTIMATE.dealloc(~#endp~1.base, ~#endp~1.offset);havoc ~#endp~1.base, ~#endp~1.offset; [2025-03-04 05:45:00,247 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6630: havoc #t~mem102; [2025-03-04 05:45:00,503 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15154: havoc #t~nondet1246; [2025-03-04 05:45:01,253 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15096: havoc netpoll_trap_#t~nondet1239#1; [2025-03-04 05:45:01,253 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L15023: havoc gnttab_query_foreign_access_#t~nondet1232#1; [2025-03-04 05:45:01,918 INFO L? ?]: Removed 2937 outVars from TransFormulas that were not future-live. [2025-03-04 05:45:01,918 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 05:45:01,969 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 05:45:01,969 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2025-03-04 05:45:01,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:45:01 BoogieIcfgContainer [2025-03-04 05:45:01,970 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 05:45:01,972 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 05:45:01,972 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 05:45:01,976 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 05:45:01,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 05:44:40" (1/3) ... [2025-03-04 05:45:01,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f213404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:45:01, skipping insertion in model container [2025-03-04 05:45:01,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 05:44:44" (2/3) ... [2025-03-04 05:45:01,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f213404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 05:45:01, skipping insertion in model container [2025-03-04 05:45:01,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 05:45:01" (3/3) ... [2025-03-04 05:45:01,979 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-xen-netfront.cil.i [2025-03-04 05:45:01,991 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 05:45:01,995 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. [2025-03-04 05:45:02,067 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 05:45:02,075 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;@4eb074fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 05:45:02,075 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-04 05:45:02,082 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) [2025-03-04 05:45:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2025-03-04 05:45:02,102 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:45:02,103 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] [2025-03-04 05:45:02,103 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 05:45:02,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:45:02,109 INFO L85 PathProgramCache]: Analyzing trace with hash 649044348, now seen corresponding path program 1 times [2025-03-04 05:45:02,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:45:02,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236643628] [2025-03-04 05:45:02,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:45:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:45:05,490 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 228 statements into 1 equivalence classes. [2025-03-04 05:45:05,881 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 228 of 228 statements. [2025-03-04 05:45:05,883 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:45:05,883 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:45:07,034 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2025-03-04 05:45:07,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:45:07,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236643628] [2025-03-04 05:45:07,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236643628] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:45:07,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:45:07,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-04 05:45:07,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61543042] [2025-03-04 05:45:07,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:45:07,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-04 05:45:07,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:45:07,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-04 05:45:07,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 05:45:07,066 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 23.25) internal successors, (93), 4 states have internal predecessors, (93), 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) [2025-03-04 05:45:11,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:45:21,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:45:21,433 INFO L93 Difference]: Finished difference Result 3651 states and 4992 transitions. [2025-03-04 05:45:21,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:45:21,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 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 228 [2025-03-04 05:45:21,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:45:21,454 INFO L225 Difference]: With dead ends: 3651 [2025-03-04 05:45:21,454 INFO L226 Difference]: Without dead ends: 1798 [2025-03-04 05:45:21,466 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 [2025-03-04 05:45:21,468 INFO L435 NwaCegarLoop]: 2460 mSDtfsCounter, 2416 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 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, 13.9s IncrementalHoareTripleChecker+Time [2025-03-04 05:45:21,468 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 4002 Invalid, 971 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 969 Invalid, 1 Unknown, 0 Unchecked, 13.9s Time] [2025-03-04 05:45:21,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2025-03-04 05:45:21,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1798. [2025-03-04 05:45:21,598 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) [2025-03-04 05:45:21,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2421 transitions. [2025-03-04 05:45:21,619 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2421 transitions. Word has length 228 [2025-03-04 05:45:21,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:45:21,621 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 2421 transitions. [2025-03-04 05:45:21,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 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) [2025-03-04 05:45:21,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2421 transitions. [2025-03-04 05:45:21,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2025-03-04 05:45:21,626 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:45:21,626 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] [2025-03-04 05:45:21,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 05:45:21,627 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 05:45:21,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:45:21,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1400670676, now seen corresponding path program 1 times [2025-03-04 05:45:21,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:45:21,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338149789] [2025-03-04 05:45:21,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:45:21,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:45:24,844 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 229 statements into 1 equivalence classes. [2025-03-04 05:45:24,935 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 229 of 229 statements. [2025-03-04 05:45:24,935 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:45:24,935 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:45:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2025-03-04 05:45:25,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:45:25,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338149789] [2025-03-04 05:45:25,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338149789] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:45:25,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:45:25,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:45:25,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865228455] [2025-03-04 05:45:25,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:45:25,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:45:25,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:45:25,785 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:45:25,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:45:25,785 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) [2025-03-04 05:45:29,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:45:42,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:45:42,117 INFO L93 Difference]: Finished difference Result 3571 states and 4815 transitions. [2025-03-04 05:45:42,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:45:42,117 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 [2025-03-04 05:45:42,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:45:42,127 INFO L225 Difference]: With dead ends: 3571 [2025-03-04 05:45:42,127 INFO L226 Difference]: Without dead ends: 1798 [2025-03-04 05:45:42,133 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-04 05:45:42,133 INFO L435 NwaCegarLoop]: 2394 mSDtfsCounter, 3042 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 1728 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 3913 SdHoareTripleChecker+Invalid, 2655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1728 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2025-03-04 05:45:42,133 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3042 Valid, 3913 Invalid, 2655 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1728 Valid, 926 Invalid, 1 Unknown, 0 Unchecked, 15.8s Time] [2025-03-04 05:45:42,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2025-03-04 05:45:42,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1798. [2025-03-04 05:45:42,196 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) [2025-03-04 05:45:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2420 transitions. [2025-03-04 05:45:42,203 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2420 transitions. Word has length 229 [2025-03-04 05:45:42,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:45:42,204 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 2420 transitions. [2025-03-04 05:45:42,204 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) [2025-03-04 05:45:42,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2420 transitions. [2025-03-04 05:45:42,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2025-03-04 05:45:42,210 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:45:42,210 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] [2025-03-04 05:45:42,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 05:45:42,210 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 05:45:42,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:45:42,210 INFO L85 PathProgramCache]: Analyzing trace with hash 577007020, now seen corresponding path program 1 times [2025-03-04 05:45:42,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:45:42,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487238465] [2025-03-04 05:45:42,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:45:42,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 05:45:45,318 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 204 statements into 1 equivalence classes. [2025-03-04 05:45:45,397 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 204 of 204 statements. [2025-03-04 05:45:45,398 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 05:45:45,398 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 05:45:46,382 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2025-03-04 05:45:46,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 05:45:46,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487238465] [2025-03-04 05:45:46,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487238465] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 05:45:46,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 05:45:46,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 05:45:46,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275506871] [2025-03-04 05:45:46,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 05:45:46,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-04 05:45:46,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 05:45:46,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 05:45:46,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 05:45:46,385 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) [2025-03-04 05:45:50,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-04 05:46:03,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 05:46:03,210 INFO L93 Difference]: Finished difference Result 3571 states and 4813 transitions. [2025-03-04 05:46:03,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 05:46:03,210 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 [2025-03-04 05:46:03,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 05:46:03,226 INFO L225 Difference]: With dead ends: 3571 [2025-03-04 05:46:03,226 INFO L226 Difference]: Without dead ends: 1798 [2025-03-04 05:46:03,231 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-03-04 05:46:03,234 INFO L435 NwaCegarLoop]: 2393 mSDtfsCounter, 3041 mSDsluCounter, 1518 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 1730 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s 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, 16.4s IncrementalHoareTripleChecker+Time [2025-03-04 05:46:03,235 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3041 Valid, 3911 Invalid, 2657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1730 Valid, 926 Invalid, 1 Unknown, 0 Unchecked, 16.4s Time] [2025-03-04 05:46:03,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1798 states. [2025-03-04 05:46:03,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1798 to 1798. [2025-03-04 05:46:03,300 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) [2025-03-04 05:46:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1798 states and 2419 transitions. [2025-03-04 05:46:03,308 INFO L78 Accepts]: Start accepts. Automaton has 1798 states and 2419 transitions. Word has length 204 [2025-03-04 05:46:03,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 05:46:03,309 INFO L471 AbstractCegarLoop]: Abstraction has 1798 states and 2419 transitions. [2025-03-04 05:46:03,309 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) [2025-03-04 05:46:03,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2419 transitions. [2025-03-04 05:46:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2025-03-04 05:46:03,315 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 05:46:03,316 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] [2025-03-04 05:46:03,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 05:46:03,317 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 05:46:03,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 05:46:03,318 INFO L85 PathProgramCache]: Analyzing trace with hash -947003096, now seen corresponding path program 1 times [2025-03-04 05:46:03,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 05:46:03,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730386334] [2025-03-04 05:46:03,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 05:46:03,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms