[INFO] crate libp2p-mdns 0.20.0 is already in cache
[INFO] checking libp2p-mdns-0.20.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate libp2p-mdns 0.20.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libp2p-mdns 0.20.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-mdns 0.20.0
[INFO] finished tweaking crates.io crate libp2p-mdns 0.20.0
[INFO] tweaked toml for crates.io crate libp2p-mdns 0.20.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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" "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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec07c62e18d84f983a531ac6b27dc9281c22821e7467c538680b59edeba43b63
[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" "ec07c62e18d84f983a531ac6b27dc9281c22821e7467c538680b59edeba43b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec07c62e18d84f983a531ac6b27dc9281c22821e7467c538680b59edeba43b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec07c62e18d84f983a531ac6b27dc9281c22821e7467c538680b59edeba43b63", kill_on_drop: false }`
[INFO] [stdout] ec07c62e18d84f983a531ac6b27dc9281c22821e7467c538680b59edeba43b63
[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" "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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6c511f35f8cb52140cd94215e17290b58a48c09c3873c7fece72a5692e7b76
[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" "8f6c511f35f8cb52140cd94215e17290b58a48c09c3873c7fece72a5692e7b76", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking multistream-select v0.8.2
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking libp2p-core v0.20.0
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking libp2p-swarm v0.20.1
[INFO] [stderr]     Checking libp2p-mdns v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.22s
[INFO] running `Command { std: "docker" "inspect" "8f6c511f35f8cb52140cd94215e17290b58a48c09c3873c7fece72a5692e7b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6c511f35f8cb52140cd94215e17290b58a48c09c3873c7fece72a5692e7b76", kill_on_drop: false }`
[INFO] [stdout] 8f6c511f35f8cb52140cd94215e17290b58a48c09c3873c7fece72a5692e7b76