[INFO] fetching crate libp2p-webrtc-utils 0.3.0...
[INFO] checking libp2p-webrtc-utils-0.3.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate libp2p-webrtc-utils 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate libp2p-webrtc-utils 0.3.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libp2p-webrtc-utils 0.3.0
[INFO] finished tweaking crates.io crate libp2p-webrtc-utils 0.3.0
[INFO] tweaked toml for crates.io crate libp2p-webrtc-utils 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 156 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] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c75c8125e07b6de40666521d795b234ee53db1439e1d658bdb12a996be03fac4
[INFO] running `Command { std: "docker" "start" "-a" "c75c8125e07b6de40666521d795b234ee53db1439e1d658bdb12a996be03fac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c75c8125e07b6de40666521d795b234ee53db1439e1d658bdb12a996be03fac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75c8125e07b6de40666521d795b234ee53db1439e1d658bdb12a996be03fac4", kill_on_drop: false }`
[INFO] [stdout] c75c8125e07b6de40666521d795b234ee53db1439e1d658bdb12a996be03fac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7892a179ad2793630f74cfb84218b62274ee3334e64d32912c6b8de501f9d125
[INFO] running `Command { std: "docker" "start" "-a" "7892a179ad2793630f74cfb84218b62274ee3334e64d32912c6b8de501f9d125", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking bs58 v0.5.1
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[INFO] [stderr]     Checking multihash v0.19.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]    Compiling snow v0.9.6
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking web-time v1.1.0
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[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking pin-project v1.1.5
[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 x25519-dalek v2.0.1
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking libp2p-identity v0.2.9
[INFO] [stderr]     Checking multiaddr v0.18.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking asynchronous-codec v0.7.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking quick-protobuf-codec v0.3.1
[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-noise v0.45.0
[INFO] [stderr]     Checking libp2p-webrtc-utils v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.62s
[INFO] running `Command { std: "docker" "inspect" "7892a179ad2793630f74cfb84218b62274ee3334e64d32912c6b8de501f9d125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7892a179ad2793630f74cfb84218b62274ee3334e64d32912c6b8de501f9d125", kill_on_drop: false }`
[INFO] [stdout] 7892a179ad2793630f74cfb84218b62274ee3334e64d32912c6b8de501f9d125