[INFO] fetching crate roa-websocket 0.5.0-rc...
[INFO] testing roa-websocket-0.5.0-rc against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate roa-websocket 0.5.0-rc into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate roa-websocket 0.5.0-rc on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate roa-websocket 0.5.0-rc
[INFO] finished tweaking crates.io crate roa-websocket 0.5.0-rc
[INFO] tweaked toml for crates.io crate roa-websocket 0.5.0-rc written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-process v1.2.0
[INFO] [stderr]   Downloaded signal-hook v0.3.10
[INFO] [stderr]   Downloaded endian-type v0.1.2
[INFO] [stderr]   Downloaded nibble_vec v0.0.4
[INFO] [stderr]   Downloaded radix_trie v0.1.6
[INFO] [stderr]   Downloaded pin-project-internal v0.4.28
[INFO] [stderr]   Downloaded headers v0.3.4
[INFO] [stderr]   Downloaded input_buffer v0.3.1
[INFO] [stderr]   Downloaded pin-project v0.4.28
[INFO] [stderr]   Downloaded tungstenite v0.10.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.10.1
[INFO] [stderr]   Downloaded roa-router v0.5.0-rc
[INFO] [stderr]   Downloaded roa-core v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5db599f8f2b1491b1cf1b87fc3dea653c197cb3c16a1760d96a8ef7e17a1ac2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5db599f8f2b1491b1cf1b87fc3dea653c197cb3c16a1760d96a8ef7e17a1ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5db599f8f2b1491b1cf1b87fc3dea653c197cb3c16a1760d96a8ef7e17a1ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5db599f8f2b1491b1cf1b87fc3dea653c197cb3c16a1760d96a8ef7e17a1ac2", kill_on_drop: false }`
[INFO] [stdout] d5db599f8f2b1491b1cf1b87fc3dea653c197cb3c16a1760d96a8ef7e17a1ac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe039e49720f939dd35d1fdeeffdc58d138b3a14bdb8a8e253a08ffbb9c0becf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fe039e49720f939dd35d1fdeeffdc58d138b3a14bdb8a8e253a08ffbb9c0becf", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tungstenite v0.10.1
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-process v1.2.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-std v1.10.0
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tungstenite v0.10.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling roa-core v0.5.1
[INFO] [stderr]    Compiling roa-websocket v0.5.0-rc (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `roa_core::Error`
[INFO] [stdout]   --> src/lib.rs:32:55
[INFO] [stdout]    |
[INFO] [stdout] 32 | use roa_core::{async_trait, throw, Context, Endpoint, Error, State};
[INFO] [stdout]    |                                                       ^^^^^ no `Error` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `roa-websocket` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fe039e49720f939dd35d1fdeeffdc58d138b3a14bdb8a8e253a08ffbb9c0becf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe039e49720f939dd35d1fdeeffdc58d138b3a14bdb8a8e253a08ffbb9c0becf", kill_on_drop: false }`
[INFO] [stdout] fe039e49720f939dd35d1fdeeffdc58d138b3a14bdb8a8e253a08ffbb9c0becf