Record Case Detail

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5 str
0 append xUfGb TeNdP
/in/dlist.c:125:14: runtime error: member access within null pointer of type 'node_t' (aka 'struct _node_')
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /in/dlist.c:125:14 in 
AddressSanitizer:DEADLYSIGNAL
=================================================================
==89==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000010 (pc 0x000000516a93 bp 0x7ffe164db490 sp 0x7ffe164db3a0 T0)
==89==The signal is caused by a WRITE memory access.
==89==Hint: address points to the zero page.
    #0 0x516a92  (/out/package/main+0x516a92)
    #1 0x5198a4  (/out/package/main+0x5198a4)
    #2 0x5152d7  (/out/package/main+0x5152d7)
    #3 0x7f55d65adb96  (/lib/x86_64-linux-gnu/libc.so.6+0x21b96)
    #4 0x41ca79  (/out/package/main+0x41ca79)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/out/package/main+0x516a92) 
==89==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.

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xUfGb=TeNdP
FeSx0YRVlP2=Ms7o
UZ3Fp1kzIbl7Xe=w5QFz
hITyrvAcZ=W14N

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