No timer support

gistfile1.txt

task '<unnamed>' failed at 'Unhandled condition: io_error: io::IoError{kind: IoUnavailable, desc: "unimplemented I/O interface", detail: None}', /home/larsberg/servo-jack/src/compiler/rust/src/libstd/condition.rs:139

Breakpoint 2, 0x00007ffff77698b0 in rust_fail ()
   from /home/larsberg/servo-jack/build/x86_64-unknown-linux-gnu/src/compiler/rust/x86_64-unknown-linux-gnu/stage2/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-3e5aeb83-0.9.so
(gdb) bt
#0  0x00007ffff77698b0 in rust_fail ()
   from /home/larsberg/servo-jack/build/x86_64-unknown-linux-gnu/src/compiler/rust/x86_64-unknown-linux-gnu/stage2/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-3e5aeb83-0.9.so
#1  0x00007ffff76c65d8 in rt::unwind::Unwinder::begin_unwind::hd890d6617f8679e94GaP::v0.9 ()
   from /home/larsberg/servo-jack/build/x86_64-unknown-linux-gnu/src/compiler/rust/x86_64-unknown-linux-gnu/stage2/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-3e5aeb83-0.9.so
#2  0x00007ffff76c56e9 in rt::unwind::begin_unwind::h2f304945dd8fa486ax::v0.9 ()
   from /home/larsberg/servo-jack/build/x86_64-unknown-linux-gnu/src/compiler/rust/x86_64-unknown-linux-gnu/stage2/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-3e5aeb83-0.9.so
#3  0x00007ffff771bfca in condition::Condition::raise::hdfaea5136898445btGaw::v0.9 ()
   from /home/larsberg/servo-jack/build/x86_64-unknown-linux-gnu/src/compiler/rust/x86_64-unknown-linux-gnu/stage2/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-3e5aeb83-0.9.so
#4  0x00007ffff772f86d in io::timer::Timer::new::h7b6c534a444ec282MAa0::v0.9 ()
   from /home/larsberg/servo-jack/build/x86_64-unknown-linux-gnu/src/compiler/rust/x86_64-unknown-linux-gnu/stage2/lib/rustc/x86_64-unknown-linux-gnu/lib/libstd-3e5aeb83-0.9.so
#5  0x0000000000444d4f in servo::compositing::compositor::IOCompositor::run (self=<optimized out>)
    at /home/larsberg/servo-jack/src/components/main/compositing/compositor.rs:155
#6  0x0000000000452787 in create (port=..., constellation_chan=..., profiler_chan=..., 
    app=<optimized out>, opts=...)