rustc-ap-syntax_pos 37.0.0

# rustc version
rustc 1.22.0-dev (b1cfd1750 2017-09-21)
# docs.rs version
cratesfyi 0.4.2 (13da7b2 2017-10-12)

# build log
Build failed, waiting for other jobs to finish...
Updating registry `https://github.com/rust-lang/crates.io-index`
Downloading rustc-ap-syntax_pos v37.0.0
Downloading rustc-ap-serialize v37.0.0
Downloading rustc-ap-rustc_data_structures v37.0.0
Fresh term v0.4.6
Fresh libc v0.2.36
Fresh stable_deref_trait v1.0.0
Compiling rustc-ap-serialize v37.0.0
Fresh cfg-if v0.1.2
Fresh smallvec v0.6.0
Fresh unicode-width v0.1.4
Fresh rand v0.4.2
Fresh owning_ref v0.3.3
Fresh log v0.4.1
Running `rustc --crate-name serialize .cargo/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-37.0.0/lib.rs --crate-type lib --emit=dep-info,link -C debuginfo=2 -C metadata=09ba153fbce92a78 -C extra-filename=-09ba153fbce92a78 --out-dir /home/cratesfyi/cratesfyi/debug/deps -L dependency=/home/cratesfyi/cratesfyi/debug/deps --cap-lints allow`
Compiling parking_lot_core v0.2.11
Running `rustc --crate-name parking_lot_core .cargo/registry/src/github.com-1ecc6299db9ec823/parking_lot_core-0.2.11/src/lib.rs --crate-type lib --emit=dep-info,link -C debuginfo=2 --cfg 'feature="nightly"' -C metadata=9a3c805790173449 -C extra-filename=-9a3c805790173449 --out-dir /home/cratesfyi/cratesfyi/debug/deps -L dependency=/home/cratesfyi/cratesfyi/debug/deps --extern libc=/home/cratesfyi/cratesfyi/debug/deps/liblibc-5c4860c1380f51fa.rlib --extern-version libc=libc,0.2.36 --extern smallvec=/home/cratesfyi/cratesfyi/debug/deps/libsmallvec-0cbe0222282e65c4.rlib --extern-version smallvec=smallvec,0.6.0 --extern rand=/home/cratesfyi/cratesfyi/debug/deps/librand-fd06238d4d1f30d6.rlib --extern-version rand=rand,0.4.2 --cap-lints allow`
Compiling parking_lot v0.5.3
Running `rustc --crate-name parking_lot .cargo/registry/src/github.com-1ecc6299db9ec823/parking_lot-0.5.3/src/lib.rs --crate-type lib --emit=dep-info,link -C debuginfo=2 --cfg 'feature="owning_ref"' --cfg 'feature="nightly"' --cfg 'feature="default"' --cfg 'feature="parking_lot_core"' -C metadata=0109c9c44eaec2c2 -C extra-filename=-0109c9c44eaec2c2 --out-dir /home/cratesfyi/cratesfyi/debug/deps -L dependency=/home/cratesfyi/cratesfyi/debug/deps --extern owning_ref=/home/cratesfyi/cratesfyi/debug/deps/libowning_ref-9ae3d472223e5e47.rlib --extern-version owning_ref=owning_ref,0.3.3 --extern parking_lot_core=/home/cratesfyi/cratesfyi/debug/deps/libparking_lot_core-9a3c805790173449.rlib --extern-version parking_lot_core=parking_lot_core,0.2.11 --cap-lints allow`
error[E0277]: the `?` operator can only be applied to values that implement `std::ops::Try`
--> .cargo/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-37.0.0/json.rs:1055:22
|
1055 |             target = target.find(*key)?;
|                      ------------------
|                      |
|                      the `?` operator cannot be applied to type `std::option::Option<&json::Json>`
|                      in this macro invocation
|
= help: the trait `std::ops::Try` is not implemented for `std::option::Option<&json::Json>`
= note: required by `std::ops::Try::into_result`

error: aborting due to previous error

error: Could not compile `rustc-ap-serialize`.

Caused by:
process didn't exit successfully: `rustc --crate-name serialize .cargo/registry/src/github.com-1ecc6299db9ec823/rustc-ap-serialize-37.0.0/lib.rs --crate-type lib --emit=dep-info,link -C debuginfo=2 -C metadata=09ba153fbce92a78 -C extra-filename=-09ba153fbce92a78 --out-dir /home/cratesfyi/cratesfyi/debug/deps -L dependency=/home/cratesfyi/cratesfyi/debug/deps --cap-lints allow` (exit code: 101)
thread 'main' panicked at 'build failed', src/bin/cratesfyi.rs:142
note: Run with `RUST_BACKTRACE=1` for a backtrace.