[INFO] updating cached repository https://github.com/dlgchg/wechat_rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] b89ebad753667e96453de18ba9f9e28d63396634
[INFO] checking dlgchg/wechat_rust against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlgchg%2Fwechat_rust" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dlgchg/wechat_rust on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dlgchg/wechat_rust
[INFO] finished tweaking git repo https://github.com/dlgchg/wechat_rust
[INFO] tweaked toml for git repo https://github.com/dlgchg/wechat_rust written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dlgchg/wechat_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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] e44ea117fec5fe986b2600125a0ef2a6ac54a100b45baa7ca7c0509e6dbcad4d
[INFO] running `"docker" "start" "-a" "e44ea117fec5fe986b2600125a0ef2a6ac54a100b45baa7ca7c0509e6dbcad4d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.9
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr] error[E0658]: extern types are experimental
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/getrandom-0.1.9/src/wasm32_bindgen.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     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/getrandom-0.1.9/src/wasm32_bindgen.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     type This;
[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/getrandom-0.1.9/src/wasm32_bindgen.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     type BrowserCrypto;
[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/getrandom-0.1.9/src/wasm32_bindgen.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     type NodeCrypto;
[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]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `getrandom`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "e44ea117fec5fe986b2600125a0ef2a6ac54a100b45baa7ca7c0509e6dbcad4d"`
[INFO] running `"docker" "rm" "-f" "e44ea117fec5fe986b2600125a0ef2a6ac54a100b45baa7ca7c0509e6dbcad4d"`
[INFO] [stdout] e44ea117fec5fe986b2600125a0ef2a6ac54a100b45baa7ca7c0509e6dbcad4d