[INFO] fetching crate libp2p-mdns 0.31.0...
[INFO] testing libp2p-mdns-0.31.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate libp2p-mdns 0.31.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate libp2p-mdns 0.31.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-mdns 0.31.0
[INFO] finished tweaking crates.io crate libp2p-mdns 0.31.0
[INFO] tweaked toml for crates.io crate libp2p-mdns 0.31.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57e8a3adfa72926df93d0fda2e63b7d5653dce4cc46268a224d7d179d66c6c56
[INFO] running `Command { std: "docker" "start" "-a" "57e8a3adfa72926df93d0fda2e63b7d5653dce4cc46268a224d7d179d66c6c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e8a3adfa72926df93d0fda2e63b7d5653dce4cc46268a224d7d179d66c6c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e8a3adfa72926df93d0fda2e63b7d5653dce4cc46268a224d7d179d66c6c56", kill_on_drop: false }`
[INFO] [stdout] 57e8a3adfa72926df93d0fda2e63b7d5653dce4cc46268a224d7d179d66c6c56
[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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4989e6eb7d4d053fe3db43f541c84149f8b870724238b617037a8473ce2f37c
[INFO] running `Command { std: "docker" "start" "-a" "f4989e6eb7d4d053fe3db43f541c84149f8b870724238b617037a8473ce2f37c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling subtle v2.4.1
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[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
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[INFO] [stderr]    Compiling cpufeatures v0.1.5
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[INFO] [stderr]    Compiling generic-array v0.14.4
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ed25519 v1.2.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling if-watch v0.2.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling hmac-drbg v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1 v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling multihash-derive v0.7.2
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling multihash v0.14.0
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling multistream-select v0.10.2
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling libp2p-core v0.29.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling multiaddr v0.13.0
[INFO] [stderr]    Compiling libp2p-swarm v0.30.0
[INFO] [stderr]    Compiling libp2p-mdns v0.31.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.65s
[INFO] running `Command { std: "docker" "inspect" "f4989e6eb7d4d053fe3db43f541c84149f8b870724238b617037a8473ce2f37c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4989e6eb7d4d053fe3db43f541c84149f8b870724238b617037a8473ce2f37c", kill_on_drop: false }`
[INFO] [stdout] f4989e6eb7d4d053fe3db43f541c84149f8b870724238b617037a8473ce2f37c
[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=warn" "-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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f12a787003fc212d162e4287b13c75917cd16e80dce4205fbd98e5c6c44f810
[INFO] running `Command { std: "docker" "start" "-a" "3f12a787003fc212d162e4287b13c75917cd16e80dce4205fbd98e5c6c44f810", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling if-addrs v0.6.5
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling if-watch v0.2.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling multistream-select v0.10.2
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling libp2p-core v0.29.0
[INFO] [stderr]    Compiling libp2p-swarm v0.30.0
[INFO] [stderr]    Compiling libp2p-mdns v0.31.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.34s
[INFO] running `Command { std: "docker" "inspect" "3f12a787003fc212d162e4287b13c75917cd16e80dce4205fbd98e5c6c44f810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f12a787003fc212d162e4287b13c75917cd16e80dce4205fbd98e5c6c44f810", kill_on_drop: false }`
[INFO] [stdout] 3f12a787003fc212d162e4287b13c75917cd16e80dce4205fbd98e5c6c44f810
[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=warn" "-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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aeeecb2767bea8873b860181fbfad35d586664a4e07baa572eeded86b0f4c208
[INFO] running `Command { std: "docker" "start" "-a" "aeeecb2767bea8873b860181fbfad35d586664a4e07baa572eeded86b0f4c208", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libp2p_mdns-d3300074051859d0)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test dns::tests::build_service_discovery_response_correct ... ok
[INFO] [stdout] test dns::tests::test_segment_peer_id ... ok
[INFO] [stdout] test dns::tests::build_query_correct ... ok
[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] [stderr]    Doc-tests libp2p-mdns
[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" "aeeecb2767bea8873b860181fbfad35d586664a4e07baa572eeded86b0f4c208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeeecb2767bea8873b860181fbfad35d586664a4e07baa572eeded86b0f4c208", kill_on_drop: false }`
[INFO] [stdout] aeeecb2767bea8873b860181fbfad35d586664a4e07baa572eeded86b0f4c208
