[INFO] fetching crate tet-libp2p-mdns 0.28.0...
[INFO] checking tet-libp2p-mdns-0.28.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate tet-libp2p-mdns 0.28.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tet-libp2p-mdns 0.28.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tet-libp2p-mdns 0.28.0
[INFO] finished tweaking crates.io crate tet-libp2p-mdns 0.28.0
[INFO] tweaked toml for crates.io crate tet-libp2p-mdns 0.28.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 715a8b6e792eb3049ae4565b925273576f40b6cefafbc20ff1c8d17ea27c4d15
[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" "715a8b6e792eb3049ae4565b925273576f40b6cefafbc20ff1c8d17ea27c4d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "715a8b6e792eb3049ae4565b925273576f40b6cefafbc20ff1c8d17ea27c4d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715a8b6e792eb3049ae4565b925273576f40b6cefafbc20ff1c8d17ea27c4d15", kill_on_drop: false }`
[INFO] [stdout] 715a8b6e792eb3049ae4565b925273576f40b6cefafbc20ff1c8d17ea27c4d15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86c2bcbffe098787ec085aa367011f486b64fb9fc126c5c0b08666ce2c006653
[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" "86c2bcbffe098787ec085aa367011f486b64fb9fc126c5c0b08666ce2c006653", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking tet-multistream-select v0.10.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking if-watch v0.1.8
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]    Compiling tet-libp2p-core v0.27.0
[INFO] [stderr]     Checking tet-libp2p-swarm v0.27.0
[INFO] [stderr]     Checking tet-libp2p-mdns v0.28.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.88s
[INFO] running `Command { std: "docker" "inspect" "86c2bcbffe098787ec085aa367011f486b64fb9fc126c5c0b08666ce2c006653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c2bcbffe098787ec085aa367011f486b64fb9fc126c5c0b08666ce2c006653", kill_on_drop: false }`
[INFO] [stdout] 86c2bcbffe098787ec085aa367011f486b64fb9fc126c5c0b08666ce2c006653