execve("/home/shiroikuma/.guix-profile/bin/qemu-nbd", ["qemu-nbd", "-c", "/dev/nbd0", "/home/shiroikuma/qemu/disk.qcow2"], [/* 18 vars */]) = 0
brk(0)                                  = 0x7f4f2a15e000
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f19000
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/tls/x86_64/librt.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/tls/x86_64", 0x7ffe44a79fd0) = -1 ENOENT (No such file or directory)
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/tls/librt.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/tls", 0x7ffe44a79fd0) = -1 ENOENT (No such file or directory)
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/x86_64/librt.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/x86_64", 0x7ffe44a79fd0) = -1 ENOENT (No such file or directory)
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/librt.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>address@hidden"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=42200, ...}) = 0
mmap(NULL, 2128864, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f28af4000
mprotect(0x7f4f28afb000, 2093056, PROT_NONE) = 0
mmap(0x7f4f28cfa000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7f4f28cfa000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64/tls/x86_64/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64/tls/x86_64", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64/tls/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64/tls", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64/x86_64/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64/x86_64", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib64", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/tls/x86_64/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/tls/x86_64", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/tls/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/tls", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/x86_64/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/x86_64", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib", {st_mode=S_IFDIR|0555, st_size=4096, ...}) = 0
open("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/tls/x86_64/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/tls/x86_64", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/tls/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/tls", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/x86_64/libz.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/x86_64", 0x7ffe44a79fa0) = -1 ENOENT (No such file or directory)
open("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/libz.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0\"\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=107056, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f18000
mmap(NULL, 2194632, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f288dc000
mprotect(0x7f4f288f4000, 2093056, PROT_NONE) = 0
mmap(0x7f4f28af3000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x7f4f28af3000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libgthread-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/libgthread-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/libgthread-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/tls/x86_64/libgthread-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/tls/x86_64", 0x7ffe44a79f70) = -1 ENOENT (No such file or directory)
open("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/tls/libgthread-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/tls", 0x7ffe44a79f70) = -1 ENOENT (No such file or directory)
open("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/x86_64/libgthread-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/x86_64", 0x7ffe44a79f70) = -1 ENOENT (No such file or directory)
open("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/libgthread-2.0.so.0", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\7\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=7136, ...}) = 0
mmap(NULL, 2100544, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f286db000
mprotect(0x7f4f286dc000, 2093056, PROT_NONE) = 0
mmap(0x7f4f288db000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0) = 0x7f4f288db000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libglib-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/libglib-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/libglib-2.0.so.0", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/libglib-2.0.so.0", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\320\236\1\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=1423104, ...}) = 0
mmap(NULL, 3358608, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f283a7000
mprotect(0x7f4f284da000, 2093056, PROT_NONE) = 0
mmap(0x7f4f286d9000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x132000) = 0x7f4f286d9000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libuuid.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/libuuid.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/axy7yrl5npyfj880f9z65mw5pwg2hb6f-zlib-1.2.7/lib/libuuid.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/y5ldcz6ddag8lpiibpfgi64ydj16lhaw-glib-2.42.1/lib/libuuid.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/scfxipjjbn7kkiiaim81cdk1i587pknw-util-linux-2.25.2/lib/tls/x86_64/libuuid.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/scfxipjjbn7kkiiaim81cdk1i587pknw-util-linux-2.25.2/lib/tls/x86_64", 0x7ffe44a79f10) = -1 ENOENT (No such file or directory)
open("/gnu/store/scfxipjjbn7kkiiaim81cdk1i587pknw-util-linux-2.25.2/lib/tls/libuuid.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/scfxipjjbn7kkiiaim81cdk1i587pknw-util-linux-2.25.2/lib/tls", 0x7ffe44a79f10) = -1 ENOENT (No such file or directory)
open("/gnu/store/scfxipjjbn7kkiiaim81cdk1i587pknw-util-linux-2.25.2/lib/x86_64/libuuid.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
stat("/gnu/store/scfxipjjbn7kkiiaim81cdk1i587pknw-util-linux-2.25.2/lib/x86_64", 0x7ffe44a79f10) = -1 ENOENT (No such file or directory)
open("/gnu/store/scfxipjjbn7kkiiaim81cdk1i587pknw-util-linux-2.25.2/lib/libuuid.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20\27\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=21248, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f17000
mmap(NULL, 2111184, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f281a3000
mprotect(0x7f4f281a7000, 2093056, PROT_NONE) = 0
mmap(0x7f4f283a6000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7f4f283a6000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libutil.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0P\16\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=14176, ...}) = 0
mmap(NULL, 2105632, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f27fa0000
mprotect(0x7f4f27fa2000, 2093056, PROT_NONE) = 0
mmap(0x7f4f281a1000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1000) = 0x7f4f281a1000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libstdc++.so.6", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/libstdc++.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240\246\5\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=970760, ...}) = 0
mmap(NULL, 3150848, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f27c9e000
mprotect(0x7f4f27d82000, 2093056, PROT_NONE) = 0
mmap(0x7f4f27f81000, 40960, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xe3000) = 0x7f4f27f81000
mmap(0x7f4f27f8b000, 82944, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f4f27f8b000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libm.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\300T\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=1123242, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f16000
mmap(NULL, 3150168, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f2799c000
mprotect(0x7f4f27a9d000, 2093056, PROT_NONE) = 0
mmap(0x7f4f27c9c000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x100000) = 0x7f4f27c9c000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = -1 ENOENT (No such file or directory)
open("/gnu/store/h132igxl2lkj3sbfcbknn2rd493j7d1l-gcc-4.8.4-lib/lib/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0000*\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0444, st_size=99744, ...}) = 0
mmap(NULL, 2184800, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f27786000
mprotect(0x7f4f2779b000, 2097152, PROT_NONE) = 0
mmap(0x7f4f2799b000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x15000) = 0x7f4f2799b000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\0q\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=135107, ...}) = 0
mmap(NULL, 2213072, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f27569000
mprotect(0x7f4f27580000, 2097152, PROT_NONE) = 0
mmap(0x7f4f27780000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x7f4f27780000
mmap(0x7f4f27782000, 13520, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f4f27782000
close(3)                                = 0
open("/gnu/store/wiqbxcvzj3r35hd55yxzz919b1dv1hnv-glibc-2.21/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360\t\2\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0555, st_size=1928625, ...}) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f15000
mmap(NULL, 3799584, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f4f271c9000
mprotect(0x7f4f2735f000, 2097152, PROT_NONE) = 0
mmap(0x7f4f2755f000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x196000) = 0x7f4f2755f000
mmap(0x7f4f27565000, 14880, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f4f27565000
close(3)                                = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f14000
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f12000
arch_prctl(ARCH_SET_FS, 0x7f4f28f12780) = 0
mprotect(0x7f4f2755f000, 16384, PROT_READ) = 0
mprotect(0x7f4f27780000, 4096, PROT_READ) = 0
mprotect(0x7f4f27c9c000, 4096, PROT_READ) = 0
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f4f28f11000
mprotect(0x7f4f27f81000, 32768, PROT_READ) = 0
mprotect(0x7f4f281a1000, 4096, PROT_READ) = 0
mprotect(0x7f4f28cfa000, 4096, PROT_READ) = 0
mprotect(0x7f4f291f1000, 8192, PROT_READ) = 0
mprotect(0x7f4f28f1b000, 4096, PROT_READ) = 0
set_tid_address(0x7f4f28f12a50)         = 2062
set_robust_list(0x7f4f28f12a60, 24)     = 0
rt_sigaction(SIGRTMIN, {0x7f4f2756fbd0, [], SA_RESTORER|SA_SIGINFO, 0x7f4f275793c0}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {0x7f4f2756fc60, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x7f4f275793c0}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
brk(0)                                  = 0x7f4f2a15e000
brk(0x7f4f2a17f000)                     = 0x7f4f2a17f000
rt_sigaction(SIGTERM, {0x7f4f28f2d510, [], SA_RESTORER, 0x7f4f275793c0}, NULL, 8) = 0
readlink("/proc/self/exe", "/gnu/store/4bwhvml62dfi2hbbvsv4l"..., 4095) = 67
pipe2([3, 4], O_CLOEXEC)                = 0
clone(child_stack=0, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x7f4f28f12a50) = 2063
close(4)                                = 0
read(3, 0x7f4f2a15e930, 1024)           = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2063, si_status=0, si_utime=0, si_stime=0} ---
read(3, "Failed to bind socket: No such f"..., 1024) = 49
write(2, "Failed to bind socket: No such f"..., 49) = 49
read(3, "", 1024)                       = 0
exit_group(1)                           = ?
+++ exited with 1 +++