[INFO] fetching crate libp2p-mdns 0.30.2...
[INFO] testing libp2p-mdns-0.30.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate libp2p-mdns 0.30.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libp2p-mdns 0.30.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-mdns 0.30.2
[INFO] finished tweaking crates.io crate libp2p-mdns 0.30.2
[INFO] tweaked toml for crates.io crate libp2p-mdns 0.30.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 06fbbc13018eb30ee8fea972f5dee2fcce5d29fc8982996c754f2bddfce67176
[INFO] running `Command { std: "docker" "start" "-a" "06fbbc13018eb30ee8fea972f5dee2fcce5d29fc8982996c754f2bddfce67176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06fbbc13018eb30ee8fea972f5dee2fcce5d29fc8982996c754f2bddfce67176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06fbbc13018eb30ee8fea972f5dee2fcce5d29fc8982996c754f2bddfce67176", kill_on_drop: false }`
[INFO] [stdout] 06fbbc13018eb30ee8fea972f5dee2fcce5d29fc8982996c754f2bddfce67176
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--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] 3491ee7724cf0743fd923f90b2d2537383af642a40fa0384d73fd8c4b0946669
[INFO] running `Command { std: "docker" "start" "-a" "3491ee7724cf0743fd923f90b2d2537383af642a40fa0384d73fd8c4b0946669", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling if-watch v0.2.2
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling multistream-select v0.10.2
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling libp2p-core v0.28.3
[INFO] [stderr]    Compiling libp2p-swarm v0.29.0
[INFO] [stderr]    Compiling libp2p-mdns v0.30.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.64s
[INFO] running `Command { std: "docker" "inspect" "3491ee7724cf0743fd923f90b2d2537383af642a40fa0384d73fd8c4b0946669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3491ee7724cf0743fd923f90b2d2537383af642a40fa0384d73fd8c4b0946669", kill_on_drop: false }`
[INFO] [stdout] 3491ee7724cf0743fd923f90b2d2537383af642a40fa0384d73fd8c4b0946669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a82ec8e522d3b7286a70841951a9fa90cf940fbcc4435365d0cbced8e3a6cf5
[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" "8a82ec8e522d3b7286a70841951a9fa90cf940fbcc4435365d0cbced8e3a6cf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling if-addrs v0.6.5
[INFO] [stderr]    Compiling multistream-select v0.10.2
[INFO] [stderr]    Compiling if-watch v0.2.2
[INFO] [stderr]    Compiling libp2p-core v0.28.3
[INFO] [stderr]    Compiling libp2p-swarm v0.29.0
[INFO] [stderr]    Compiling libp2p-mdns v0.30.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `Command { std: "docker" "inspect" "8a82ec8e522d3b7286a70841951a9fa90cf940fbcc4435365d0cbced8e3a6cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a82ec8e522d3b7286a70841951a9fa90cf940fbcc4435365d0cbced8e3a6cf5", kill_on_drop: false }`
[INFO] [stdout] 8a82ec8e522d3b7286a70841951a9fa90cf940fbcc4435365d0cbced8e3a6cf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", 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] 29581a6ce19232f5e4685f497be9f51c1e39323e5572e747da6e7c135daf8ba4
[INFO] running `Command { std: "docker" "start" "-a" "29581a6ce19232f5e4685f497be9f51c1e39323e5572e747da6e7c135daf8ba4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libp2p_mdns-3180758532d32870)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test dns::tests::build_query_correct ... ok
[INFO] [stdout] test dns::tests::build_service_discovery_response_correct ... ok
[INFO] [stdout] test dns::tests::test_segment_peer_id ... ok
[INFO] [stderr]    Doc-tests libp2p-mdns
[INFO] [stdout] test dns::tests::build_query_response_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "29581a6ce19232f5e4685f497be9f51c1e39323e5572e747da6e7c135daf8ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29581a6ce19232f5e4685f497be9f51c1e39323e5572e747da6e7c135daf8ba4", kill_on_drop: false }`
[INFO] [stdout] 29581a6ce19232f5e4685f497be9f51c1e39323e5572e747da6e7c135daf8ba4