Record Case Detail

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/in/ex6.c:55:14: runtime error: member access within null pointer of type 'struct book'
ASAN:DEADLYSIGNAL
=================================================================
==47041==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x560c8ea59d2d bp 0x7ffd3b186800 sp 0x7ffd3b1867c0 T0)
==47041==The signal is caused by a READ memory access.
==47041==Hint: address points to the zero page.
    #0 0x560c8ea59d2c in removeBook (/out/package/ex6+0x3d2c)
    #1 0x560c8ea5a7b5 in main (/out/package/ex6+0x47b5)
    #2 0x7f245da9cb96 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #3 0x560c8ea598d9 in _start (/out/package/ex6+0x38d9)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/ex6+0x3d2c) in removeBook
==47041==ABORTING

Your answer may be identical to the JOJ answer in the first several lines.

However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.

Please double check your code to solve this problem and try again.

Linked-List:
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