[INFO] fetching crate multicast_dns 0.5.0...
[INFO] checking multicast_dns-0.5.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate multicast_dns 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate multicast_dns 0.5.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multicast_dns 0.5.0
[INFO] finished tweaking crates.io crate multicast_dns 0.5.0
[INFO] tweaked toml for crates.io crate multicast_dns 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate multicast_dns 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] d0de4933add03b59dc67275179c5c00002f16d27f40f5c6695108714d28583f4
[INFO] running `Command { std: "docker" "start" "-a" "d0de4933add03b59dc67275179c5c00002f16d27f40f5c6695108714d28583f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0de4933add03b59dc67275179c5c00002f16d27f40f5c6695108714d28583f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0de4933add03b59dc67275179c5c00002f16d27f40f5c6695108714d28583f4", kill_on_drop: false }`
[INFO] [stdout] d0de4933add03b59dc67275179c5c00002f16d27f40f5c6695108714d28583f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61570eef9fad5bf305ac2a93a7dc7eb2f1ad67bee471ee1259b736839d0726fe
[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" "61570eef9fad5bf305ac2a93a7dc7eb2f1ad67bee471ee1259b736839d0726fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking multicast_dns v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: bounds on `Self: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]   --> src/adapters/adapter.rs:24:53
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Adapter: DiscoveryAdapter + HostAdapter + Drop {
[INFO] [stdout]    |                                                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on `Self: Drop` are useless, consider instead using `std::mem::needs_drop` to detect if a type has a destructor
[INFO] [stdout]   --> src/adapters/adapter.rs:24:53
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub trait Adapter: DiscoveryAdapter + HostAdapter + Drop {
[INFO] [stdout]    |                                                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(drop_bounds)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "61570eef9fad5bf305ac2a93a7dc7eb2f1ad67bee471ee1259b736839d0726fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61570eef9fad5bf305ac2a93a7dc7eb2f1ad67bee471ee1259b736839d0726fe", kill_on_drop: false }`
[INFO] [stdout] 61570eef9fad5bf305ac2a93a7dc7eb2f1ad67bee471ee1259b736839d0726fe