[INFO] fetching crate websocket-base 0.26.2...
[INFO] checking websocket-base-0.26.2 against beta for pr-78714
[INFO] extracting crate websocket-base 0.26.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate websocket-base 0.26.2 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate websocket-base 0.26.2
[INFO] finished tweaking crates.io crate websocket-base 0.26.2
[INFO] tweaked toml for crates.io crate websocket-base 0.26.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 283428c087021c04ff7622e4959c62c99c8b47b314654536b31ac300df8793f8
[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" "283428c087021c04ff7622e4959c62c99c8b47b314654536b31ac300df8793f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "283428c087021c04ff7622e4959c62c99c8b47b314654536b31ac300df8793f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "283428c087021c04ff7622e4959c62c99c8b47b314654536b31ac300df8793f8", kill_on_drop: false }`
[INFO] [stdout] 283428c087021c04ff7622e4959c62c99c8b47b314654536b31ac300df8793f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f21eda3beab5adc8662b967509730de7525a3deb1c37ce1719340a18b80e9b
[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" "31f21eda3beab5adc8662b967509730de7525a3deb1c37ce1719340a18b80e9b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking websocket-base v0.26.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 fmt.write_str(self.description())?;
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:63:38
[INFO] [stdout]    |
[INFO] [stdout] 63 |             WebSocketError::Other(ref e) => e.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:48:24
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 fmt.write_str(self.description())?;
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:63:38
[INFO] [stdout]    |
[INFO] [stdout] 63 |             WebSocketError::Other(ref e) => e.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "31f21eda3beab5adc8662b967509730de7525a3deb1c37ce1719340a18b80e9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f21eda3beab5adc8662b967509730de7525a3deb1c37ce1719340a18b80e9b", kill_on_drop: false }`
[INFO] [stdout] 31f21eda3beab5adc8662b967509730de7525a3deb1c37ce1719340a18b80e9b