[INFO] updating cached repository ryanwilliams/wasm-bindgen-vec-bug
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ryanwilliams/wasm-bindgen-vec-bug
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanwilliams/wasm-bindgen-vec-bug" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ryanwilliams/wasm-bindgen-vec-bug"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ryanwilliams/wasm-bindgen-vec-bug'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ryanwilliams/wasm-bindgen-vec-bug" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ryanwilliams/wasm-bindgen-vec-bug"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ryanwilliams/wasm-bindgen-vec-bug'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bbd2ad5bf26dedc6032df37313885ae9e04cc2d7
[INFO] sha for GitHub repo ryanwilliams/wasm-bindgen-vec-bug: bbd2ad5bf26dedc6032df37313885ae9e04cc2d7
[INFO] validating manifest of ryanwilliams/wasm-bindgen-vec-bug on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ryanwilliams/wasm-bindgen-vec-bug on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ryanwilliams/wasm-bindgen-vec-bug
[INFO] finished frobbing ryanwilliams/wasm-bindgen-vec-bug
[INFO] frobbed toml for ryanwilliams/wasm-bindgen-vec-bug written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ryanwilliams/wasm-bindgen-vec-bug/Cargo.toml
[INFO] started frobbing ryanwilliams/wasm-bindgen-vec-bug
[INFO] finished frobbing ryanwilliams/wasm-bindgen-vec-bug
[INFO] frobbed toml for ryanwilliams/wasm-bindgen-vec-bug written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ryanwilliams/wasm-bindgen-vec-bug/Cargo.toml
[INFO] crate ryanwilliams/wasm-bindgen-vec-bug already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ryanwilliams/wasm-bindgen-vec-bug against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ryanwilliams/wasm-bindgen-vec-bug:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c61a9338a8ef624072132b9c4d4c2ffcd995c12c8fe2e95852ea3e6c76d9c5ce
[INFO] running `"docker" "start" "-a" "c61a9338a8ef624072132b9c4d4c2ffcd995c12c8fe2e95852ea3e6c76d9c5ce"`
[INFO] [stderr]    Compiling serde v1.0.58
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.10
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling serde_derive v1.0.58
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.10
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.10
[INFO] [stderr]     Checking wasm-bindgen v0.2.10
[INFO] [stderr] error[E0635]: unknown feature `wasm_import_module`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-0.2.10/src/lib.rs:8:31
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![feature(use_extern_macros, wasm_import_module, try_reserve, unsize)]
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0635`.
[INFO] [stderr] error: Could not compile `wasm-bindgen`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c61a9338a8ef624072132b9c4d4c2ffcd995c12c8fe2e95852ea3e6c76d9c5ce"`
[INFO] running `"docker" "rm" "-f" "c61a9338a8ef624072132b9c4d4c2ffcd995c12c8fe2e95852ea3e6c76d9c5ce"`
[INFO] [stdout] c61a9338a8ef624072132b9c4d4c2ffcd995c12c8fe2e95852ea3e6c76d9c5ce