[INFO] fetching crate libp2p-metrics 0.15.0...
[INFO] checking libp2p-metrics-0.15.0 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] extracting crate libp2p-metrics 0.15.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate libp2p-metrics 0.15.0 on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-metrics 0.15.0
[INFO] finished tweaking crates.io crate libp2p-metrics 0.15.0
[INFO] tweaked toml for crates.io crate libp2p-metrics 0.15.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 154 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding idna v0.5.0 (latest: v1.0.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding unsigned-varint v0.7.2 (latest: v0.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-protobuf-codec v0.3.1
[INFO] [stderr]   Downloaded rw-stream-sink v0.4.0
[INFO] [stderr]   Downloaded libp2p-identity v0.2.9
[INFO] [stderr]   Downloaded futures-bounded v0.2.4
[INFO] [stderr]   Downloaded libp2p-swarm v0.45.1
[INFO] [stderr]   Downloaded libp2p-dcutr v0.12.0
[INFO] [stderr]   Downloaded libp2p-ping v0.45.0
[INFO] [stderr]   Downloaded asynchronous-codec v0.7.0
[INFO] [stderr]   Downloaded multistream-select v0.13.0
[INFO] [stderr]   Downloaded futures-ticker v0.0.3
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.47.0
[INFO] [stderr]   Downloaded libp2p-kad v0.46.2
[INFO] [stderr]   Downloaded libp2p-identify v0.45.0
[INFO] [stderr]   Downloaded libp2p-relay v0.18.0
[INFO] [stderr]   Downloaded libp2p-core v0.42.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae298797ea70281498a5f38de6254abc3fe6441ed7591f526421f935e6bbcbbd
[INFO] running `Command { std: "docker" "start" "-a" "ae298797ea70281498a5f38de6254abc3fe6441ed7591f526421f935e6bbcbbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae298797ea70281498a5f38de6254abc3fe6441ed7591f526421f935e6bbcbbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae298797ea70281498a5f38de6254abc3fe6441ed7591f526421f935e6bbcbbd", kill_on_drop: false }`
[INFO] [stdout] ae298797ea70281498a5f38de6254abc3fe6441ed7591f526421f935e6bbcbbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a0409a6254d2ab961fd35801ec8aa165662960663c0e6427d3baf1025c5dacf
[INFO] running `Command { std: "docker" "start" "-a" "1a0409a6254d2ab961fd35801ec8aa165662960663c0e6427d3baf1025c5dacf", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking arrayref v0.3.8
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking multihash v0.19.1
[INFO] [stderr]    Compiling prometheus-client v0.22.3
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]     Checking dtoa v1.0.9
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking lru v0.12.4
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.13
[INFO] [stderr]     Checking data-encoding-macro v0.1.15
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking libp2p-identity v0.2.9
[INFO] [stderr]     Checking multiaddr v0.18.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking multistream-select v0.13.0
[INFO] [stderr]     Checking rw-stream-sink v0.4.0
[INFO] [stderr]     Checking libp2p-core v0.42.0
[INFO] [stderr]     Checking libp2p-swarm v0.45.1
[INFO] [stderr]     Checking libp2p-metrics v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.09s
[INFO] running `Command { std: "docker" "inspect" "1a0409a6254d2ab961fd35801ec8aa165662960663c0e6427d3baf1025c5dacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0409a6254d2ab961fd35801ec8aa165662960663c0e6427d3baf1025c5dacf", kill_on_drop: false }`
[INFO] [stdout] 1a0409a6254d2ab961fd35801ec8aa165662960663c0e6427d3baf1025c5dacf