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@peter-jerry-ye
Created November 1, 2020 05:35
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strace
747 execve("/usr/bin/xeyes", ["xeyes"], 0x7ffe1cba5898 /* 33 vars */) = 0
747 brk(NULL) = 0x556d83c35000
747 arch_prctl(0x3001 /* ARCH_??? */, 0x7ffeee6d31b0) = -1 EINVAL (Invalid argument)
747 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
747 openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
747 fstat(3, {st_mode=S_IFREG|0644, st_size=49373, ...}) = 0
747 mmap(NULL, 49373, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fa6ed943000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libXext.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340E\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=81600, ...}) = 0
747 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa6ed941000
747 mmap(NULL, 84152, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed92c000
747 mmap(0x7fa6ed930000, 45056, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4000) = 0x7fa6ed930000
747 mmap(0x7fa6ed93b000, 16384, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xf000) = 0x7fa6ed93b000
747 mmap(0x7fa6ed93f000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x12000) = 0x7fa6ed93f000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libXmu.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240p\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=111104, ...}) = 0
747 mmap(NULL, 114232, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed910000
747 mprotect(0x7fa6ed916000, 81920, PROT_NONE) = 0
747 mmap(0x7fa6ed916000, 61440, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7fa6ed916000
747 mmap(0x7fa6ed925000, 16384, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15000) = 0x7fa6ed925000
747 mmap(0x7fa6ed92a000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19000) = 0x7fa6ed92a000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libXt.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0201\1\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=425552, ...}) = 0
747 mmap(NULL, 2523872, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed6a7000
747 mprotect(0x7fa6ed709000, 2097152, PROT_NONE) = 0
747 mmap(0x7fa6ed909000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x62000) = 0x7fa6ed909000
747 mmap(0x7fa6ed90f000, 736, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fa6ed90f000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libX11.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300\220\1\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=1293928, ...}) = 0
747 mmap(NULL, 1297720, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed56a000
747 mprotect(0x7fa6ed582000, 1179648, PROT_NONE) = 0
747 mmap(0x7fa6ed582000, 569344, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18000) = 0x7fa6ed582000
747 mmap(0x7fa6ed60d000, 606208, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xa3000) = 0x7fa6ed60d000
747 mmap(0x7fa6ed6a2000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x137000) = 0x7fa6ed6a2000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libXrender.so.1", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\32\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=39448, ...}) = 0
747 mmap(NULL, 2134632, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed360000
747 mprotect(0x7fa6ed369000, 2093056, PROT_NONE) = 0
747 mmap(0x7fa6ed568000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x8000) = 0x7fa6ed568000
747 close(3) = 0
747 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libm.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300\363\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=1369352, ...}) = 0
747 mmap(NULL, 1368336, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed211000
747 mmap(0x7fa6ed220000, 684032, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xf000) = 0x7fa6ed220000
747 mmap(0x7fa6ed2c7000, 618496, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xb6000) = 0x7fa6ed2c7000
747 mmap(0x7fa6ed35e000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14c000) = 0x7fa6ed35e000
747 close(3) = 0
747 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360q\2\0\0\0\0\0"..., 832) = 832
747 pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
747 pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
747 pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0cBR\340\305\370\2609W\242\345)q\235A\1"..., 68, 880) = 68
747 fstat(3, {st_mode=S_IFREG|0755, st_size=2029224, ...}) = 0
747 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa6ed20f000
747 pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
747 pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
747 pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0cBR\340\305\370\2609W\242\345)q\235A\1"..., 68, 880) = 68
747 mmap(NULL, 2036952, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed01d000
747 mprotect(0x7fa6ed042000, 1847296, PROT_NONE) = 0
747 mmap(0x7fa6ed042000, 1540096, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x25000) = 0x7fa6ed042000
747 mmap(0x7fa6ed1ba000, 303104, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19d000) = 0x7fa6ed1ba000
747 mmap(0x7fa6ed205000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1e7000) = 0x7fa6ed205000
747 mmap(0x7fa6ed20b000, 13528, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fa6ed20b000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libSM.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0p\"\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=39144, ...}) = 0
747 mmap(NULL, 41320, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ed012000
747 mmap(0x7fa6ed014000, 20480, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7fa6ed014000
747 mmap(0x7fa6ed019000, 8192, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x7000) = 0x7fa6ed019000
747 mmap(0x7fa6ed01b000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x8000) = 0x7fa6ed01b000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libICE.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@Z\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=106176, ...}) = 0
747 mmap(NULL, 122656, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ecff4000
747 mmap(0x7fa6ecff9000, 61440, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x5000) = 0x7fa6ecff9000
747 mmap(0x7fa6ed008000, 20480, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14000) = 0x7fa6ed008000
747 mmap(0x7fa6ed00d000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18000) = 0x7fa6ed00d000
747 mmap(0x7fa6ed00f000, 12064, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fa6ed00f000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libxcb.so.1", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \266\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=166488, ...}) = 0
747 mmap(NULL, 168616, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ecfca000
747 mmap(0x7fa6ecfd5000, 81920, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xb000) = 0x7fa6ecfd5000
747 mmap(0x7fa6ecfe9000, 36864, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1f000) = 0x7fa6ecfe9000
747 mmap(0x7fa6ecff2000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x27000) = 0x7fa6ecff2000
747 close(3) = 0
747 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libdl.so.2", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \22\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=18816, ...}) = 0
747 mmap(NULL, 20752, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ecfc4000
747 mmap(0x7fa6ecfc5000, 8192, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1000) = 0x7fa6ecfc5000
747 mmap(0x7fa6ecfc7000, 4096, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7fa6ecfc7000
747 mmap(0x7fa6ecfc8000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7fa6ecfc8000
747 close(3) = 0
747 openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libuuid.so.1", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\200%\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=30936, ...}) = 0
747 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa6ecfc2000
747 mmap(NULL, 32792, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ecfb9000
747 mmap(0x7fa6ecfbb000, 16384, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7fa6ecfbb000
747 mmap(0x7fa6ecfbf000, 4096, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7fa6ecfbf000
747 mmap(0x7fa6ecfc0000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7fa6ecfc0000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libbsd.so.0", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@N\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=96728, ...}) = 0
747 mmap(NULL, 102768, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ecf9f000
747 mprotect(0x7fa6ecfa3000, 77824, PROT_NONE) = 0
747 mmap(0x7fa6ecfa3000, 61440, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4000) = 0x7fa6ecfa3000
747 mmap(0x7fa6ecfb2000, 12288, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13000) = 0x7fa6ecfb2000
747 mmap(0x7fa6ecfb6000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x16000) = 0x7fa6ecfb6000
747 mmap(0x7fa6ecfb8000, 368, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fa6ecfb8000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libXau.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`\23\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=18688, ...}) = 0
747 mmap(NULL, 20744, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ecf99000
747 mmap(0x7fa6ecf9a000, 8192, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1000) = 0x7fa6ecf9a000
747 mmap(0x7fa6ecf9c000, 4096, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7fa6ecf9c000
747 mmap(0x7fa6ecf9d000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7fa6ecf9d000
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/lib/x86_64-linux-gnu/libXdmcp.so.6", O_RDONLY|O_CLOEXEC) = 3
747 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240!\0\0\0\0\0\0"..., 832) = 832
747 fstat(3, {st_mode=S_IFREG|0644, st_size=26800, ...}) = 0
747 mmap(NULL, 28800, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fa6ecf91000
747 mmap(0x7fa6ecf93000, 8192, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7fa6ecf93000
747 mmap(0x7fa6ecf95000, 8192, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4000) = 0x7fa6ecf95000
747 mmap(0x7fa6ecf97000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x5000) = 0x7fa6ecf97000
747 close(3) = 0
747 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa6ecf8f000
747 arch_prctl(ARCH_SET_FS, 0x7fa6ecf90040) = 0
747 mprotect(0x7fa6ed205000, 12288, PROT_READ) = 0
747 mprotect(0x7fa6ecfb6000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ecf97000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ecf9d000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ecfc0000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ecfc8000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ecff2000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed00d000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed01b000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed35e000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed6a2000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed568000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed909000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed93f000, 4096, PROT_READ) = 0
747 mprotect(0x7fa6ed92a000, 4096, PROT_READ) = 0
747 mprotect(0x556d834f2000, 8192, PROT_READ) = 0
747 mprotect(0x7fa6ed97d000, 4096, PROT_READ) = 0
747 munmap(0x7fa6ed943000, 49373) = 0
747 brk(NULL) = 0x556d83c35000
747 brk(0x556d83c56000) = 0x556d83c56000
747 sysinfo({uptime=3829, loads=[0, 0, 0], totalram=9920278528, freeram=9727733760, sharedram=65536, bufferram=27586560, totalswap=3221225472, freeswap=3221225472, procs=138, totalhigh=0, freehigh=0, mem_unit=1}) = 0
747 socket(AF_INET, SOCK_STREAM|SOCK_CLOEXEC, IPPROTO_TCP) = 3
747 setsockopt(3, SOL_TCP, TCP_NODELAY, [1], 4) = 0
747 setsockopt(3, SOL_SOCKET, SO_KEEPALIVE, [1], 4) = 0
747 connect(3, {sa_family=AF_INET, sin_port=htons(6000), sin_addr=inet_addr("172.30.96.1")}, 16) = -1 ETIMEDOUT (Connection timed out)
747 close(3) = 0
747 openat(AT_FDCWD, "/usr/share/X11/XtErrorDB", O_RDONLY) = -1 ENOENT (No such file or directory)
747 getuid() = 1000
747 geteuid() = 1000
747 getuid() = 1000
747 write(2, "Error: Can't open display: 172.3"..., 43) = 43
747 exit_group(1) = ?
747 +++ exited with 1 +++
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