[INFO] fetching crate roa-body 0.5.0-rc...
[INFO] testing roa-body-0.5.0-rc against 1.49.0 for beta-1.50-1
[INFO] extracting crate roa-body 0.5.0-rc into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate roa-body 0.5.0-rc on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate roa-body 0.5.0-rc
[INFO] finished tweaking crates.io crate roa-body 0.5.0-rc
[INFO] tweaked toml for crates.io crate roa-body 0.5.0-rc written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 440485b96fd657592029dbeb0984e375112245c4e9c57feca981f27a1f120c72
[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" "440485b96fd657592029dbeb0984e375112245c4e9c57feca981f27a1f120c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "440485b96fd657592029dbeb0984e375112245c4e9c57feca981f27a1f120c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "440485b96fd657592029dbeb0984e375112245c4e9c57feca981f27a1f120c72", kill_on_drop: false }`
[INFO] [stdout] 440485b96fd657592029dbeb0984e375112245c4e9c57feca981f27a1f120c72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c2087fce61a7f666a32cf2324728022ba0f5917e719de7503716ab29c75e2b1
[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" "7c2087fce61a7f666a32cf2324728022ba0f5917e719de7503716ab29c75e2b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling roa-core v0.5.0
[INFO] [stderr]    Compiling roa-body v0.5.0-rc (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `roa_core::Error`
[INFO] [stdout]   --> src/lib.rs:86:44
[INFO] [stdout]    |
[INFO] [stdout] 86 | use roa_core::{async_trait, http, Context, Error, Result, 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-body`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7c2087fce61a7f666a32cf2324728022ba0f5917e719de7503716ab29c75e2b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2087fce61a7f666a32cf2324728022ba0f5917e719de7503716ab29c75e2b1", kill_on_drop: false }`
[INFO] [stdout] 7c2087fce61a7f666a32cf2324728022ba0f5917e719de7503716ab29c75e2b1