[INFO] fetching crate librice-proto 0.0.5...
[INFO] checking librice-proto-0.0.5 against try#24cd45d7714ba43afd4b8e62fb677b069b21c4a5 for pr-129543
[INFO] extracting crate librice-proto 0.0.5 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate librice-proto 0.0.5 on toolchain 24cd45d7714ba43afd4b8e62fb677b069b21c4a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate librice-proto 0.0.5
[INFO] finished tweaking crates.io crate librice-proto 0.0.5
[INFO] tweaked toml for crates.io crate librice-proto 0.0.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 80 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding matchers v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.4)
[INFO] [stderr]       Adding stun-proto v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding stun-types v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b0da6c475780b619592fff2f8c1e5c3fd5f522c5aa896bb442588a062a0c9d1
[INFO] running `Command { std: "docker" "start" "-a" "6b0da6c475780b619592fff2f8c1e5c3fd5f522c5aa896bb442588a062a0c9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b0da6c475780b619592fff2f8c1e5c3fd5f522c5aa896bb442588a062a0c9d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0da6c475780b619592fff2f8c1e5c3fd5f522c5aa896bb442588a062a0c9d1", kill_on_drop: false }`
[INFO] [stdout] 6b0da6c475780b619592fff2f8c1e5c3fd5f522c5aa896bb442588a062a0c9d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+24cd45d7714ba43afd4b8e62fb677b069b21c4a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd24624fd3b13f09b0792e249de78e9fc813dc31d987bb4478bb9554bb23218c
[INFO] running `Command { std: "docker" "start" "-a" "dd24624fd3b13f09b0792e249de78e9fc813dc31d987bb4478bb9554bb23218c", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking cpufeatures v0.2.13
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking crc v3.2.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking stun-types v0.1.0
[INFO] [stderr]     Checking stun-proto v0.1.0
[INFO] [stderr]     Checking librice-proto v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stdout] warning: struct `TcpListenCandidate` is never constructed
[INFO] [stdout]    --> src/conncheck.rs:434:8
[INFO] [stdout]     |
[INFO] [stdout] 434 | struct TcpListenCandidate {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TcpListenCandidate` is never constructed
[INFO] [stdout]    --> src/conncheck.rs:434:8
[INFO] [stdout]     |
[INFO] [stdout] 434 | struct TcpListenCandidate {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.54s
[INFO] running `Command { std: "docker" "inspect" "dd24624fd3b13f09b0792e249de78e9fc813dc31d987bb4478bb9554bb23218c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd24624fd3b13f09b0792e249de78e9fc813dc31d987bb4478bb9554bb23218c", kill_on_drop: false }`
[INFO] [stdout] dd24624fd3b13f09b0792e249de78e9fc813dc31d987bb4478bb9554bb23218c