[3678:3678:0618/200651.322776:FATAL:setuid_sandbox_host.cc(157)] The SUID sandbox helper binary was found, but is not configured correctly. Rather than run without sandboxing I'm aborting now. You need to make sure that /nix/store/vmc19r1kgdn9clpn9s17a113yhq2ph99-chromium-58.0.3029.110-sandbox/bin/__chromium-suid-sandbox is owned by root and has mode 4755.
#0 0x7f613f88ada5 base::debug::StackTrace::StackTrace()
#1 0x7f613f8a3f7e logging::LogMessage::~LogMessage()
#2 0x7f614076cb36 sandbox::SetuidSandboxHost::PrependWrapper()
#3 0x7f613e786c15 content::ZygoteHostImpl::LaunchZygote()
#4 0x7f613e785bd4 content::ZygoteCommunication::Init()
#5 0x7f613e7861be content::CreateZygote()
#6 0x7f613e3dc2d9 content::BrowserMainLoop::EarlyInitialization()
#7 0x7f613e3e10c4 content::BrowserMainRunnerImpl::Initialize()
#8 0x7f613e3d8404 content::BrowserMain()
#9 0x7f613f4bd768 content::ContentMainRunnerImpl::Run()
#10 0x7f613f4bcb71 content::ContentMain()
#11 0x7f613ded0fc4 ChromeMain
#12 0x7f6135a07530 __libc_start_main
#13 0x7f613ded0e3a _start

Received signal 6
#0 0x7f613f88ada5 base::debug::StackTrace::StackTrace()
#1 0x7f613f88b179 base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7f613cf50840 <unknown>
#3 0x7f6135a1a384 __GI_raise
#4 0x7f6135a1b7ea __GI_abort
#5 0x7f613f88a905 base::debug::BreakDebugger()
#6 0x7f613f8a409d logging::LogMessage::~LogMessage()
#7 0x7f614076cb36 sandbox::SetuidSandboxHost::PrependWrapper()
#8 0x7f613e786c15 content::ZygoteHostImpl::LaunchZygote()
#9 0x7f613e785bd4 content::ZygoteCommunication::Init()
#10 0x7f613e7861be content::CreateZygote()
#11 0x7f613e3dc2d9 content::BrowserMainLoop::EarlyInitialization()
#12 0x7f613e3e10c4 content::BrowserMainRunnerImpl::Initialize()
#13 0x7f613e3d8404 content::BrowserMain()
#14 0x7f613f4bd768 content::ContentMainRunnerImpl::Run()
#15 0x7f613f4bcb71 content::ContentMain()
#16 0x7f613ded0fc4 ChromeMain
#17 0x7f6135a07530 __libc_start_main
#18 0x7f613ded0e3a _start
  r8: 0000000000000000  r9: 00007ffcd3613be0 r10: 0000000000000008 r11: 0000000000000246
 r12: 00007ffcd3614588 r13: 00007ffcd3614080 r14: 0000000000000000 r15: 00007ffcd3614790
  di: 0000000000000002  si: 00007ffcd3613be0  bp: 00007ffcd3613e40  bx: 00007ffcd3614580
  dx: 0000000000000000  ax: 0000000000000000  cx: ffffffffffffffff  sp: 00007ffcd3613c58
  ip: 00007f6135a1a384 efl: 0000000000000246 cgf: 0000000000000033 erf: 0000000000000000
 trp: 0000000000000000 msk: 0000000000000000 cr2: 0000000000000000
[end of stack trace]
Calling _exit(1). Core file will not be generated.