[INFO] cloning repository https://github.com/Cherrs/mumdota
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cherrs/mumdota" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCherrs%2Fmumdota", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCherrs%2Fmumdota'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b13428602fdc5fe6a532bd29fac271adce8eb42a
[INFO] checking Cherrs/mumdota against master#f28ac764c36004fa6a6e098d15b4016a838c13c6 for pr-158320
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCherrs%2Fmumdota" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cherrs/mumdota
[INFO] finished tweaking git repo https://github.com/Cherrs/mumdota
[INFO] tweaked toml for git repo https://github.com/Cherrs/mumdota written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cherrs/mumdota on toolchain f28ac764c36004fa6a6e098d15b4016a838c13c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f28ac764c36004fa6a6e098d15b4016a838c13c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Cherrs/mumdota already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f28ac764c36004fa6a6e098d15b4016a838c13c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded waitgroup v0.1.2
[INFO] [stderr]   Downloaded mumble-protocol v0.4.1
[INFO] [stderr]   Downloaded webrtc v0.17.1
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[INFO] [stderr]   Downloaded webrtc-srtp v0.17.1
[INFO] [stderr]   Downloaded webrtc-mdns v0.17.1
[INFO] [stderr]   Downloaded sdp v0.17.1
[INFO] [stderr]   Downloaded webrtc-media v0.17.1
[INFO] [stderr]   Downloaded interceptor v0.17.1
[INFO] [stderr]   Downloaded stun v0.17.1
[INFO] [stderr]   Downloaded rtp v0.17.1
[INFO] [stderr]   Downloaded webrtc-util v0.17.1
[INFO] [stderr]   Downloaded rtcp v0.17.1
[INFO] [stderr]   Downloaded webrtc-sctp v0.17.1
[INFO] [stderr]   Downloaded turn v0.17.1
[INFO] [stderr]   Downloaded webrtc-ice v0.17.1
[INFO] [stderr]   Downloaded dtls v0.17.1
[INFO] [stderr]   Downloaded ccm v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7
[INFO] running `Command { std: "docker" "start" "d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7" "/opt/rustwide/cargo-home/bin/cargo" "+f28ac764c36004fa6a6e098d15b4016a838c13c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7" "/opt/rustwide/cargo-home/bin/cargo" "+f28ac764c36004fa6a6e098d15b4016a838c13c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling mumble-protocol v0.4.1
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[INFO] [stderr]     Checking x509-parser v0.16.0
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[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking hyper v1.8.1
[INFO] [stderr]     Checking tokio-util v0.6.10
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[INFO] [stderr]     Checking hyper-util v0.1.20
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[INFO] [stderr]     Checking webrtc-media v0.17.1
[INFO] [stderr]     Checking turn v0.17.1
[INFO] [stderr]     Checking webrtc-srtp v0.17.1
[INFO] [stderr]     Checking dtls v0.17.1
[INFO] [stderr]     Checking interceptor v0.17.1
[INFO] [stderr]     Checking webrtc-data v0.17.1
[INFO] [stderr]     Checking webrtc-ice v0.17.1
[INFO] [stderr]     Checking webrtc v0.17.1
[INFO] [stderr]     Checking mumdota v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/webrtc/mod.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |     IceCandidate(IceCandidateResponse),
[INFO] [stdout]    |     ------------ ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WebrtcEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 -     IceCandidate(IceCandidateResponse),
[INFO] [stdout] 28 +     IceCandidate(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IceCandidate` is never constructed
[INFO] [stdout]   --> src/ws/messages.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub enum ServerMessage {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] 65 |     Answer(AnswerData),
[INFO] [stdout] 66 |     IceCandidate(IceCandidateResponse),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ServerMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/webrtc/mod.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |     IceCandidate(IceCandidateResponse),
[INFO] [stdout]    |     ------------ ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WebrtcEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 28 -     IceCandidate(IceCandidateResponse),
[INFO] [stdout] 28 +     IceCandidate(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IceCandidate` is never constructed
[INFO] [stdout]   --> src/ws/messages.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub enum ServerMessage {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] 65 |     Answer(AnswerData),
[INFO] [stdout] 66 |     IceCandidate(IceCandidateResponse),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ServerMessage` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.16s
[INFO] running `Command { std: "docker" "inspect" "d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7", kill_on_drop: false }`
[INFO] [stdout] d2480acc9c7e92274bd32b8a8fa0abdbce78e65cb9cd4f2761bb450f761e7db7
