[INFO] fetching crate yeelight 0.3.0...
[INFO] checking yeelight-0.3.0 against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] extracting crate yeelight 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate yeelight 0.3.0 on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yeelight 0.3.0
[INFO] finished tweaking crates.io crate yeelight 0.3.0
[INFO] tweaked toml for crates.io crate yeelight 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate yeelight 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0861c7c4d1762dc7a1d4416066ad4f47251f994b94f670d52604af3dd1f71a68
[INFO] running `Command { std: "docker" "start" "-a" "0861c7c4d1762dc7a1d4416066ad4f47251f994b94f670d52604af3dd1f71a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0861c7c4d1762dc7a1d4416066ad4f47251f994b94f670d52604af3dd1f71a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0861c7c4d1762dc7a1d4416066ad4f47251f994b94f670d52604af3dd1f71a68", kill_on_drop: false }`
[INFO] [stdout] 0861c7c4d1762dc7a1d4416066ad4f47251f994b94f670d52604af3dd1f71a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c211b5aa54c8e25646cb0b0f3aafed1ec23ae2ec46f05315948ddda1b5d80fb1
[INFO] running `Command { std: "docker" "start" "-a" "c211b5aa54c8e25646cb0b0f3aafed1ec23ae2ec46f05315948ddda1b5d80fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking yeelight v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.11s
[INFO] running `Command { std: "docker" "inspect" "c211b5aa54c8e25646cb0b0f3aafed1ec23ae2ec46f05315948ddda1b5d80fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c211b5aa54c8e25646cb0b0f3aafed1ec23ae2ec46f05315948ddda1b5d80fb1", kill_on_drop: false }`
[INFO] [stdout] c211b5aa54c8e25646cb0b0f3aafed1ec23ae2ec46f05315948ddda1b5d80fb1