Updating crates.io index
  Downloaded memmap v0.7.0
  Downloaded rand v0.6.5
  Downloaded clap v2.33.0
  Downloaded bit-set v0.4.0
  Downloaded serialport v3.3.0
  Downloaded terminal v0.2.0
  Downloaded cc v1.0.35
  Downloaded byteorder v1.3.1
  Downloaded log v0.4.6
  Downloaded flexi_logger v0.14.0
  Downloaded bitflags v1.2.1
  Downloaded textwrap v0.11.0
  Downloaded rand_isaac v0.1.1
  Downloaded ansi_term v0.11.0
  Downloaded rand_jitter v0.1.4
  Downloaded nix v0.14.1
  Downloaded strsim v0.8.0
  Downloaded rand_pcg v0.1.2
  Downloaded atty v0.2.11
  Downloaded rand_hc v0.1.0
  Downloaded rand_core v0.4.0
  Downloaded vec_map v0.8.1
  Downloaded rand_chacha v0.1.1
  Downloaded libc v0.2.66
  Downloaded csv v1.1.1
  Downloaded crossterm v0.14.2
  Downloaded cfg-if v0.1.9
  Downloaded rand_xorshift v0.1.1
  Downloaded unicode-width v0.1.5
  Downloaded rand_os v0.1.3
  Downloaded bit-vec v0.4.4
  Downloaded autocfg v0.1.5
  Downloaded lazy_static v1.4.0
  Downloaded itoa v0.4.4
  Downloaded glob v0.3.0
  Downloaded signal-hook v0.1.12
  Downloaded serde v1.0.101
  Downloaded mio v0.6.21
  Downloaded rand_core v0.3.1
  Downloaded parking_lot v0.10.0
  Downloaded chrono v0.4.7
  Downloaded ryu v1.0.0
  Downloaded csv-core v0.1.6
  Downloaded parking_lot_core v0.7.0
  Downloaded num-integer v0.1.41
  Downloaded num-traits v0.2.8
  Downloaded regex v1.1.7
  Downloaded time v0.1.42
  Downloaded iovec v0.1.4
  Downloaded memchr v2.2.0
  Downloaded net2 v0.2.33
  Downloaded void v1.0.2
  Downloaded signal-hook-registry v1.2.0
  Downloaded yansi v0.5.0
  Downloaded arc-swap v0.4.4
  Downloaded smallvec v1.1.0
  Downloaded lock_api v0.3.3
  Downloaded slab v0.4.2
  Downloaded thread_local v0.3.6
  Downloaded utf8-ranges v1.0.3
  Downloaded bstr v0.2.8
  Downloaded aho-corasick v0.7.4
  Downloaded scopeguard v1.0.0
  Downloaded regex-syntax v0.6.7
  Downloaded regex-automata v0.1.8
  Downloaded ucd-util v0.1.3
   Compiling libc v0.2.66
   Compiling autocfg v0.1.5
   Compiling byteorder v1.3.1
   Compiling memchr v2.2.0
   Compiling cfg-if v0.1.9
   Compiling scopeguard v1.0.0
   Compiling arc-swap v0.4.4
   Compiling serde v1.0.101
   Compiling bitflags v1.2.1
   Compiling smallvec v1.1.0
error[E0658]: use of unstable library feature 'alloc': this library is unlikely to be stabilized in its current form or name (see issue #27783)
  --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:35:1
   |
35 | extern crate alloc;
   | ^^^^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
  --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:49:5
   |
49 | use core::mem::MaybeUninit;
   |     ^^^^^^^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:294:12
    |
294 |     Inline(MaybeUninit<A>),
    |            ^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:315:28
    |
315 |     fn from_inline(inline: MaybeUninit<A>) -> SmallVecData<A> {
    |                            ^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:319:36
    |
319 |     unsafe fn into_inline(self) -> MaybeUninit<A> {
    |                                    ^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:394:45
    |
394 |             data: SmallVecData::from_inline(MaybeUninit::uninit()),
    |                                             ^^^^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:434:63
    |
434 |                 let mut data = SmallVecData::<A>::from_inline(MaybeUninit::uninit());
    |                                                               ^^^^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:470:45
    |
470 |             data: SmallVecData::from_inline(MaybeUninit::new(buf)),
    |                                             ^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:489:55
    |
489 |         unsafe { SmallVec::from_buf_and_len_unchecked(MaybeUninit::new(buf), len) }
    |                                                       ^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:508:51
    |
508 |     pub unsafe fn from_buf_and_len_unchecked(buf: MaybeUninit<A>, len: usize) -> SmallVec<A> {
    |                                                   ^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:670:55
    |
670 |                 self.data = SmallVecData::from_inline(MaybeUninit::uninit());
    |                                                       ^^^^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:737:55
    |
737 |                 self.data = SmallVecData::from_inline(MaybeUninit::uninit());
    |                                                       ^^^^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
    --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:1078:52
     |
1078 |                     let mut data: MaybeUninit<A> = MaybeUninit::uninit();
     |                                                    ^^^^^^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
    --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:1078:35
     |
1078 |                     let mut data: MaybeUninit<A> = MaybeUninit::uninit();
     |                                   ^^^^^^^^^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:303:42
    |
303 |             SmallVecData::Inline(a) => a.as_ptr() as *const A::Item,
    |                                          ^^^^^^

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:310:42
    |
310 |             SmallVecData::Inline(a) => a.as_mut_ptr() as *mut A::Item,
    |                                          ^^^^^^^^^^

error[E0599]: no function or associated item named `uninit` found for type `core::mem::MaybeUninit<_>` in the current scope
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:394:58
    |
394 |             data: SmallVecData::from_inline(MaybeUninit::uninit()),
    |                                             -------------^^^^^^
    |                                             |
    |                                             function or associated item not found in `core::mem::MaybeUninit<_>`

error[E0599]: no function or associated item named `uninit` found for type `core::mem::MaybeUninit<_>` in the current scope
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:434:76
    |
434 |                 let mut data = SmallVecData::<A>::from_inline(MaybeUninit::uninit());
    |                                                               -------------^^^^^^
    |                                                               |
    |                                                               function or associated item not found in `core::mem::MaybeUninit<_>`

error[E0599]: no function or associated item named `uninit` found for type `core::mem::MaybeUninit<_>` in the current scope
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:670:68
    |
670 |                 self.data = SmallVecData::from_inline(MaybeUninit::uninit());
    |                                                       -------------^^^^^^
    |                                                       |
    |                                                       function or associated item not found in `core::mem::MaybeUninit<_>`

error[E0599]: no function or associated item named `uninit` found for type `core::mem::MaybeUninit<_>` in the current scope
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:737:68
    |
737 |                 self.data = SmallVecData::from_inline(MaybeUninit::uninit());
    |                                                       -------------^^^^^^
    |                                                       |
    |                                                       function or associated item not found in `core::mem::MaybeUninit<_>`

error[E0599]: no method named `assume_init` found for type `core::mem::MaybeUninit<A>` in the current scope
   --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:916:39
    |
916 |                 Ok(data.into_inline().assume_init())
    |                                       ^^^^^^^^^^^

error[E0599]: no function or associated item named `uninit` found for type `core::mem::MaybeUninit<_>` in the current scope
    --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:1078:65
     |
1078 |                     let mut data: MaybeUninit<A> = MaybeUninit::uninit();
     |                                                    -------------^^^^^^
     |                                                    |
     |                                                    function or associated item not found in `core::mem::MaybeUninit<_>`

error[E0658]: use of unstable library feature 'maybe_uninit' (see issue #53491)
    --> /home/zyp/.cargo/registry/src/github.com-1ecc6299db9ec823/smallvec-1.1.0/lib.rs:1081:30
     |
1081 |                         data.as_mut_ptr() as *mut A::Item,
     |                              ^^^^^^^^^^

error: aborting due to 23 previous errors

Some errors occurred: E0599, E0658.
For more information about an error, try `rustc --explain E0599`.
error: Could not compile `smallvec`.
warning: build failed, waiting for other jobs to finish...
error: build failed