[INFO] fetching crate fluence-fork-libp2p-mdns 0.29.1...
[INFO] checking fluence-fork-libp2p-mdns-0.29.1 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate fluence-fork-libp2p-mdns 0.29.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fluence-fork-libp2p-mdns 0.29.1 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluence-fork-libp2p-mdns 0.29.1
[INFO] finished tweaking crates.io crate fluence-fork-libp2p-mdns 0.29.1
[INFO] tweaked toml for crates.io crate fluence-fork-libp2p-mdns 0.29.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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] 1a95cf1a888fbece0c1968894f29945fb5a17b38e7803c0120d92470f25d56a6
[INFO] running `Command { std: "docker" "start" "-a" "1a95cf1a888fbece0c1968894f29945fb5a17b38e7803c0120d92470f25d56a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a95cf1a888fbece0c1968894f29945fb5a17b38e7803c0120d92470f25d56a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a95cf1a888fbece0c1968894f29945fb5a17b38e7803c0120d92470f25d56a6", kill_on_drop: false }`
[INFO] [stdout] 1a95cf1a888fbece0c1968894f29945fb5a17b38e7803c0120d92470f25d56a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f06037a8ce6b73fa8342eb5e77d25aae5abc5c2b0a7d2bee14baf159a615e0d2
[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" "f06037a8ce6b73fa8342eb5e77d25aae5abc5c2b0a7d2bee14baf159a615e0d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.8.0
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking if-addrs v0.6.5
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking fluence-fork-multistream-select v0.10.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking if-watch v0.2.2
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]    Compiling fluence-fork-libp2p-core v0.27.2
[INFO] [stderr]     Checking fluence-fork-libp2p-swarm v0.28.1
[INFO] [stderr]     Checking fluence-fork-libp2p-mdns v0.29.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.48s
[INFO] running `Command { std: "docker" "inspect" "f06037a8ce6b73fa8342eb5e77d25aae5abc5c2b0a7d2bee14baf159a615e0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06037a8ce6b73fa8342eb5e77d25aae5abc5c2b0a7d2bee14baf159a615e0d2", kill_on_drop: false }`
[INFO] [stdout] f06037a8ce6b73fa8342eb5e77d25aae5abc5c2b0a7d2bee14baf159a615e0d2