[INFO] updating cached repository https://github.com/utkarshkukreti/draco-starter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0d01e691013d0a6f2de60cdbbc54a235a76ab095
[INFO] checking utkarshkukreti/draco-starter against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Futkarshkukreti%2Fdraco-starter" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/utkarshkukreti/draco-starter on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/utkarshkukreti/draco-starter
[INFO] finished tweaking git repo https://github.com/utkarshkukreti/draco-starter
[INFO] tweaked toml for git repo https://github.com/utkarshkukreti/draco-starter written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/utkarshkukreti/draco-starter already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d4b177f582016dd5a3bc125cddcae1453735580033426ccf30e57b144323a374
[INFO] running `"docker" "start" "-a" "d4b177f582016dd5a3bc125cddcae1453735580033426ccf30e57b144323a374"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.25
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.25
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking int_hash v0.1.1
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling weedle v0.8.0
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.25
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.25
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.19
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.25
[INFO] [stderr]    Compiling web-sys v0.3.2
[INFO] [stderr]     Checking js-sys v0.3.2
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub type Array;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:399:5
[INFO] [stderr]     |
[INFO] [stderr] 399 |     pub type ArrayBuffer;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:474:5
[INFO] [stderr]     |
[INFO] [stderr] 474 |     pub type Boolean;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:494:5
[INFO] [stderr]     |
[INFO] [stderr] 494 |     pub type DataView;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:642:5
[INFO] [stderr]     |
[INFO] [stderr] 642 |     pub type Error;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:681:5
[INFO] [stderr]     |
[INFO] [stderr] 681 |     pub type EvalError;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:697:5
[INFO] [stderr]     |
[INFO] [stderr] 697 |     pub type Float32Array;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:750:5
[INFO] [stderr]     |
[INFO] [stderr] 750 |     pub type Float64Array;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:803:5
[INFO] [stderr]     |
[INFO] [stderr] 803 |     pub type Function;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:910:5
[INFO] [stderr]     |
[INFO] [stderr] 910 |     pub type Generator;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:938:5
[INFO] [stderr]     |
[INFO] [stderr] 938 |     pub type Int8Array;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:991:5
[INFO] [stderr]     |
[INFO] [stderr] 991 |     pub type Int16Array;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]     = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:1044:5
[INFO] [stderr]      |
[INFO] [stderr] 1044 |     pub type Int32Array;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:1097:5
[INFO] [stderr]      |
[INFO] [stderr] 1097 |     pub type Map;
[INFO] [stderr]      |     ^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:1188:5
[INFO] [stderr]      |
[INFO] [stderr] 1188 |     pub type Iterator;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:1316:5
[INFO] [stderr]      |
[INFO] [stderr] 1316 |     pub type IteratorNext;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:1339:5
[INFO] [stderr]      |
[INFO] [stderr] 1339 |     pub type Math;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:1587:5
[INFO] [stderr]      |
[INFO] [stderr] 1587 |     pub type Number;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:1685:5
[INFO] [stderr]      |
[INFO] [stderr] 1685 |     pub type Date;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2031:5
[INFO] [stderr]      |
[INFO] [stderr] 2031 |     pub type Object;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2275:5
[INFO] [stderr]      |
[INFO] [stderr] 2275 |     pub type Proxy;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2302:5
[INFO] [stderr]      |
[INFO] [stderr] 2302 |     pub type RangeError;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2321:5
[INFO] [stderr]      |
[INFO] [stderr] 2321 |     pub type ReferenceError;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2336:5
[INFO] [stderr]      |
[INFO] [stderr] 2336 |     pub type Reflect;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2479:5
[INFO] [stderr]      |
[INFO] [stderr] 2479 |     pub type RegExp;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2656:5
[INFO] [stderr]      |
[INFO] [stderr] 2656 |     pub type Set;
[INFO] [stderr]      |     ^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2746:5
[INFO] [stderr]      |
[INFO] [stderr] 2746 |     pub type SyntaxError;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2766:5
[INFO] [stderr]      |
[INFO] [stderr] 2766 |     pub type TypeError;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2781:5
[INFO] [stderr]      |
[INFO] [stderr] 2781 |     pub type Uint8Array;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2834:5
[INFO] [stderr]      |
[INFO] [stderr] 2834 |     pub type Uint8ClampedArray;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2889:5
[INFO] [stderr]      |
[INFO] [stderr] 2889 |     pub type Uint16Array;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2942:5
[INFO] [stderr]      |
[INFO] [stderr] 2942 |     pub type Uint32Array;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:2999:5
[INFO] [stderr]      |
[INFO] [stderr] 2999 |     pub type UriError;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3014:5
[INFO] [stderr]      |
[INFO] [stderr] 3014 |     pub type WeakMap;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3058:5
[INFO] [stderr]      |
[INFO] [stderr] 3058 |     pub type WeakSet;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3145:9
[INFO] [stderr]      |
[INFO] [stderr] 3145 |         pub type CompileError;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3167:9
[INFO] [stderr]      |
[INFO] [stderr] 3167 |         pub type Instance;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3198:9
[INFO] [stderr]      |
[INFO] [stderr] 3198 |         pub type LinkError;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3219:9
[INFO] [stderr]      |
[INFO] [stderr] 3219 |         pub type RuntimeError;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3240:9
[INFO] [stderr]      |
[INFO] [stderr] 3240 |         pub type Module;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3282:9
[INFO] [stderr]      |
[INFO] [stderr] 3282 |         pub type Table;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3328:9
[INFO] [stderr]      |
[INFO] [stderr] 3328 |         pub type Memory;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3370:5
[INFO] [stderr]      |
[INFO] [stderr] 3370 |     pub type JSON;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3395:5
[INFO] [stderr]      |
[INFO] [stderr] 3395 |     pub type JsString;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:3921:5
[INFO] [stderr]      |
[INFO] [stderr] 3921 |     pub type Symbol;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:4070:9
[INFO] [stderr]      |
[INFO] [stderr] 4070 |         pub type Collator;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:4114:9
[INFO] [stderr]      |
[INFO] [stderr] 4114 |         pub type DateTimeFormat;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:4165:9
[INFO] [stderr]      |
[INFO] [stderr] 4165 |         pub type NumberFormat;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:4215:9
[INFO] [stderr]      |
[INFO] [stderr] 4215 |         pub type PluralRules;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/js-sys-0.3.2/src/lib.rs:4257:5
[INFO] [stderr]      |
[INFO] [stderr] 4257 |     pub type Promise;
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: for more information, see https://github.com/rust-lang/rust/issues/43467
[INFO] [stderr]      = help: add `#![feature(extern_types)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 50 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `js-sys`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d4b177f582016dd5a3bc125cddcae1453735580033426ccf30e57b144323a374"`
[INFO] running `"docker" "rm" "-f" "d4b177f582016dd5a3bc125cddcae1453735580033426ccf30e57b144323a374"`
[INFO] [stdout] d4b177f582016dd5a3bc125cddcae1453735580033426ccf30e57b144323a374