[INFO] fetching crate grpc-proxy 0.0.1...
[INFO] testing grpc-proxy-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate grpc-proxy 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate grpc-proxy 0.0.1
[INFO] finished tweaking crates.io crate grpc-proxy 0.0.1
[INFO] tweaked toml for crates.io crate grpc-proxy 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate grpc-proxy 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 128 packages to latest compatible versions
[INFO] [stderr]       Adding anyhow v1.0.62 (available: v1.0.100)
[INFO] [stderr]       Adding futures v0.3.23 (available: v0.3.31)
[INFO] [stderr]       Adding http v0.2.8 (available: v0.2.12)
[INFO] [stderr]       Adding hyper v0.14.20 (available: v0.14.32)
[INFO] [stderr]       Adding index_list v0.2.7 (available: v0.2.17)
[INFO] [stderr]       Adding metainfo v0.6.2 (available: v0.6.3)
[INFO] [stderr]       Adding motore v0.2.1 (available: v0.4.1)
[INFO] [stderr]       Adding tokio v1.20.1 (available: v1.47.1)
[INFO] [stderr]       Adding tokio-util v0.7.3 (available: v0.7.16)
[INFO] [stderr]       Adding tower v0.4.13 (available: v0.5.2)
[INFO] [stderr]       Adding tower-layer v0.3.1 (available: v0.3.3)
[INFO] [stderr]       Adding tracing v0.1.36 (available: v0.1.41)
[INFO] [stderr]       Adding volo v0.2.1 (available: v0.11.1)
[INFO] [stderr]       Adding volo-grpc v0.2.1 (available: v0.11.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded motore-macros v0.1.1
[INFO] [stderr]   Downloaded tower-layer v0.3.1
[INFO] [stderr]   Downloaded volo-grpc v0.2.1
[INFO] [stderr]   Downloaded derive-newtype v0.2.3
[INFO] [stderr]   Downloaded prost-derive v0.11.9
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded smol_str v0.1.24
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded async-broadcast v0.4.1
[INFO] [stderr]   Downloaded index_list v0.2.7
[INFO] [stderr]   Downloaded anyhow v1.0.62
[INFO] [stderr]   Downloaded futures v0.3.23
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded prost v0.11.9
[INFO] [stderr]   Downloaded dashmap v5.5.3
[INFO] [stderr]   Downloaded tokio-macros v1.8.2
[INFO] [stderr]   Downloaded tracing v0.1.36
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded hyper v0.14.20
[INFO] [stderr]   Downloaded volo v0.2.1
[INFO] [stderr]   Downloaded newtype v0.2.1
[INFO] [stderr]   Downloaded motore v0.2.1
[INFO] [stderr]   Downloaded metainfo v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 297bcb1fee7051a86e6bac87515fe60bee93562a1b7370fbe599a9d321cbb775
[INFO] running `Command { std: "docker" "start" "-a" "297bcb1fee7051a86e6bac87515fe60bee93562a1b7370fbe599a9d321cbb775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "297bcb1fee7051a86e6bac87515fe60bee93562a1b7370fbe599a9d321cbb775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297bcb1fee7051a86e6bac87515fe60bee93562a1b7370fbe599a9d321cbb775", kill_on_drop: false }`
[INFO] [stdout] 297bcb1fee7051a86e6bac87515fe60bee93562a1b7370fbe599a9d321cbb775
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ec115a474d5db90376d4c8a6d5b4d58ef1133fbb4629f16506e6b1521cee4e
[INFO] running `Command { std: "docker" "start" "-a" "17ec115a474d5db90376d4c8a6d5b4d58ef1133fbb4629f16506e6b1521cee4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling smol_str v0.1.24
[INFO] [stderr]    Compiling async-broadcast v0.4.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling index_list v0.2.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling derive-newtype v0.2.3
[INFO] [stderr]    Compiling newtype v0.2.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling motore-macros v0.1.1
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]    Compiling tracing v0.1.36
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling metainfo v0.6.2
[INFO] [stderr]    Compiling tokio-io-timeout v1.2.1
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.23
[INFO] [stderr]    Compiling motore v0.2.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/motore-0.2.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/motore-0.2.1/src/make/make_connection.rs:31:23
[INFO] [stdout]    |
[INFO] [stdout] 31 |     type Future<'s> = impl Future<Output = Result<Self::Connection, Self::Error>> + Send + 's where Self: 's, Address:'s;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/motore-0.2.1/src/service/ext/map_err.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |     type Future<'cx> = impl Send + Future<Output = Result<Self::Response, Self::Error>> + 'cx
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/motore-0.2.1/src/service/service_fn.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 |     type Future<'cx> = impl Future<Output= Result<R, E>> + 'cx
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/motore-0.2.1/src/timeout.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |     type Future<'cx> = impl Future<Output = Result<S::Response, Self::Error>> + 'cx;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/motore-0.2.1/src/utils/either.rs:42:24
[INFO] [stdout]    |
[INFO] [stdout] 42 |     type Future<'cx> = impl Future<Output = Result<Self::Response, Self::Error>> + Send + 'cx
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `motore` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "17ec115a474d5db90376d4c8a6d5b4d58ef1133fbb4629f16506e6b1521cee4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ec115a474d5db90376d4c8a6d5b4d58ef1133fbb4629f16506e6b1521cee4e", kill_on_drop: false }`
[INFO] [stdout] 17ec115a474d5db90376d4c8a6d5b4d58ef1133fbb4629f16506e6b1521cee4e