[INFO] crate amethyst_renderer 0.10.4 is already in cache
[INFO] testing amethyst_renderer-0.10.4 against 1.38.0 for beta-1.39-1
[INFO] extracting crate amethyst_renderer 0.10.4 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate amethyst_renderer 0.10.4 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate amethyst_renderer 0.10.4
[INFO] finished tweaking crates.io crate amethyst_renderer 0.10.4
[INFO] tweaked toml for crates.io crate amethyst_renderer 0.10.4 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 2655aeb55b7a203926d784ad25c46c7670f24b31d614e397f2ecffd2809a1c77
[INFO] running `"docker" "start" "-a" "2655aeb55b7a203926d784ad25c46c7670f24b31d614e397f2ecffd2809a1c77"`
[INFO] [stderr]    Compiling glsl-layout-derive v0.1.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling draw_state v0.8.0
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling shred v0.7.2
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling gfx_core v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling nalgebra v0.16.14
[INFO] [stderr]    Compiling genmesh v0.6.2
[INFO] [stderr]    Compiling crossbeam v0.4.1
[INFO] [stderr]    Compiling specs v0.14.3
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling specs-hierarchy v0.3.1
[INFO] [stderr]    Compiling gfx_device_gl v0.15.5
[INFO] [stderr]    Compiling gfx v0.17.1
[INFO] [stderr]    Compiling glsl-layout v0.1.1
[INFO] [stderr]    Compiling gfx_window_glutin v0.27.0
[INFO] [stderr]    Compiling amethyst_core v0.5.0
[INFO] [stderr]    Compiling amethyst_assets v0.6.0
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/amethyst_assets-0.6.0/src/prefab/mod.rs:372:22
[INFO] [stderr]     |
[INFO] [stderr] 372 |                 name.as_ref(),
[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 E0283`.
[INFO] [stderr] error: Could not compile `amethyst_assets`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2655aeb55b7a203926d784ad25c46c7670f24b31d614e397f2ecffd2809a1c77"`
[INFO] running `"docker" "rm" "-f" "2655aeb55b7a203926d784ad25c46c7670f24b31d614e397f2ecffd2809a1c77"`
[INFO] [stdout] 2655aeb55b7a203926d784ad25c46c7670f24b31d614e397f2ecffd2809a1c77