[INFO] fetching crate libp2p 0.36.0...
[INFO] checking libp2p-0.36.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate libp2p 0.36.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libp2p 0.36.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p 0.36.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libp2p 0.36.0
[INFO] tweaked toml for crates.io crate libp2p 0.36.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate libp2p 0.36.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libp2p-dns v0.28.0
[INFO] [stderr]   Downloaded minicbor-derive v0.6.2
[INFO] [stderr]   Downloaded if-watch v0.2.0
[INFO] [stderr]   Downloaded minicbor v0.8.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.28.0
[INFO] [stderr]   Downloaded libp2p-core v0.28.1
[INFO] [stderr]   Downloaded mio v0.7.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64e9d65c38c9f97f04c8633c71bef279b40fe07b024efd94fc1c34fe2f07e2ef
[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" "64e9d65c38c9f97f04c8633c71bef279b40fe07b024efd94fc1c34fe2f07e2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64e9d65c38c9f97f04c8633c71bef279b40fe07b024efd94fc1c34fe2f07e2ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64e9d65c38c9f97f04c8633c71bef279b40fe07b024efd94fc1c34fe2f07e2ef", kill_on_drop: false }`
[INFO] [stdout] 64e9d65c38c9f97f04c8633c71bef279b40fe07b024efd94fc1c34fe2f07e2ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--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] f4f36cc7736f04141524343705767a0ff28d13d94c247da27129c1838b6833f4
[INFO] running `Command { std: "docker" "start" "-a" "f4f36cc7736f04141524343705767a0ff28d13d94c247da27129c1838b6833f4", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling tempfile v3.2.0
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[INFO] [stderr]    Compiling prost-derive v0.7.0
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[INFO] [stderr]    Compiling zeroize_derive v1.0.1
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[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling multihash-derive v0.7.1
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[INFO] [stderr]    Compiling enum-as-inner v0.3.3
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[INFO] [stderr]    Compiling minicbor-derive v0.6.2
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.22.0
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking chacha20 v0.5.0
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[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking env_logger v0.8.3
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[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.71
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[INFO] [stderr]     Checking x25519-dalek v1.1.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
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[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]    Compiling prost-build v0.7.0
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[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.71
[INFO] [stderr]     Checking futures-executor v0.3.13
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[INFO] [stderr]     Checking trust-dns-proto v0.20.1
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking yamux v0.8.1
[INFO] [stderr]     Checking soketto v0.4.2
[INFO] [stderr]     Checking libp2p-pnet v0.20.0
[INFO] [stderr]     Checking unsigned-varint v0.7.0
[INFO] [stderr]     Checking parity-multiaddr v0.11.2
[INFO] [stderr]     Checking multistream-select v0.10.2
[INFO] [stderr]     Checking js-sys v0.3.48
[INFO] [stderr]    Compiling libp2p-core v0.28.1
[INFO] [stderr]    Compiling libp2p-plaintext v0.28.0
[INFO] [stderr]    Compiling libp2p-noise v0.30.0
[INFO] [stderr]    Compiling libp2p-identify v0.28.0
[INFO] [stderr]    Compiling libp2p-relay v0.1.0
[INFO] [stderr]    Compiling libp2p-kad v0.29.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.29.0
[INFO] [stderr]    Compiling libp2p-floodsub v0.28.0
[INFO] [stderr]     Checking trust-dns-resolver v0.20.1
[INFO] [stderr]     Checking async-std-resolver v0.20.1
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.21
[INFO] [stderr]     Checking libp2p-swarm v0.28.0
[INFO] [stderr]     Checking libp2p-uds v0.28.0
[INFO] [stderr]     Checking libp2p-dns v0.28.0
[INFO] [stderr]     Checking libp2p-yamux v0.31.0
[INFO] [stderr]     Checking libp2p-tcp v0.28.0
[INFO] [stderr]     Checking libp2p-mplex v0.28.0
[INFO] [stderr]     Checking libp2p-deflate v0.28.0
[INFO] [stderr]     Checking libp2p-wasm-ext v0.28.0
[INFO] [stderr]     Checking libp2p-websocket v0.29.0
[INFO] [stderr]     Checking libp2p-mdns v0.29.0
[INFO] [stderr]     Checking libp2p-ping v0.28.0
[INFO] [stderr]     Checking libp2p-request-response v0.10.0
[INFO] [stderr]     Checking libp2p v0.36.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 01s
[INFO] running `Command { std: "docker" "inspect" "f4f36cc7736f04141524343705767a0ff28d13d94c247da27129c1838b6833f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f36cc7736f04141524343705767a0ff28d13d94c247da27129c1838b6833f4", kill_on_drop: false }`
[INFO] [stdout] f4f36cc7736f04141524343705767a0ff28d13d94c247da27129c1838b6833f4