[INFO] fetching crate roa-websocket 0.5.0-beta...
[INFO] checking roa-websocket-0.5.0-beta against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate roa-websocket 0.5.0-beta into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate roa-websocket 0.5.0-beta on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate roa-websocket 0.5.0-beta
[INFO] finished tweaking crates.io crate roa-websocket 0.5.0-beta
[INFO] tweaked toml for crates.io crate roa-websocket 0.5.0-beta written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3096eecaecaebe46a8cfd14749df18d972bf1ce7a4df8d1f0cb24e9344f80f4
[INFO] running `"docker" "start" "-a" "f3096eecaecaebe46a8cfd14749df18d972bf1ce7a4df8d1f0cb24e9344f80f4"`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking nibble_vec v0.0.4
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking radix_trie v0.1.6
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking broadcaster v1.0.0
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking roa-core v0.5.0-beta.2
[INFO] [stderr]     Checking roa-router v0.5.0-beta
[INFO] [stderr]     Checking roa-websocket v0.5.0-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `"docker" "inspect" "f3096eecaecaebe46a8cfd14749df18d972bf1ce7a4df8d1f0cb24e9344f80f4"`
[INFO] running `"docker" "rm" "-f" "f3096eecaecaebe46a8cfd14749df18d972bf1ce7a4df8d1f0cb24e9344f80f4"`
[INFO] [stdout] f3096eecaecaebe46a8cfd14749df18d972bf1ce7a4df8d1f0cb24e9344f80f4