[INFO] fetching crate async-minecraft-ping 0.8.0...
[INFO] checking async-minecraft-ping-0.8.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate async-minecraft-ping 0.8.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate async-minecraft-ping 0.8.0
[INFO] finished tweaking crates.io crate async-minecraft-ping 0.8.0
[INFO] tweaked toml for crates.io crate async-minecraft-ping 0.8.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-minecraft-ping 0.8.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-minecraft-ping 0.8.0 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 445cf6473fa154ef611cef2eb84aad2dfe71f1364a68d3c3b41c08c4f00a7f61
[INFO] running `Command { std: "docker" "start" "-a" "445cf6473fa154ef611cef2eb84aad2dfe71f1364a68d3c3b41c08c4f00a7f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "445cf6473fa154ef611cef2eb84aad2dfe71f1364a68d3c3b41c08c4f00a7f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445cf6473fa154ef611cef2eb84aad2dfe71f1364a68d3c3b41c08c4f00a7f61", kill_on_drop: false }`
[INFO] [stdout] 445cf6473fa154ef611cef2eb84aad2dfe71f1364a68d3c3b41c08c4f00a7f61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6275a66ff8da67666e5bfee2401fb03a2771a999eeb20ed025fb2258c89626fb
[INFO] running `Command { std: "docker" "start" "-a" "6275a66ff8da67666e5bfee2401fb03a2771a999eeb20ed025fb2258c89626fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.35
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking async-minecraft-ping v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `packet_id` is never read
[INFO] [stdout]    --> src/protocol.rs:351:9
[INFO] [stdout]     |
[INFO] [stdout] 350 | pub struct ResponsePacket {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 351 |     pub packet_id: usize,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `packet_id` is never read
[INFO] [stdout]    --> src/protocol.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub struct PongPacket {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 404 |     pub packet_id: usize,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol_version`, `address`, and `port` are never read
[INFO] [stdout]    --> src/server.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct PingConnection {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 224 |     stream: TcpStream,
[INFO] [stdout] 225 |     protocol_version: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 226 |     address: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 227 |     port: u16,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `packet_id` is never read
[INFO] [stdout]    --> src/protocol.rs:351:9
[INFO] [stdout]     |
[INFO] [stdout] 350 | pub struct ResponsePacket {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 351 |     pub packet_id: usize,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `packet_id` is never read
[INFO] [stdout]    --> src/protocol.rs:404:9
[INFO] [stdout]     |
[INFO] [stdout] 403 | pub struct PongPacket {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 404 |     pub packet_id: usize,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `protocol_version`, `address`, and `port` are never read
[INFO] [stdout]    --> src/server.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub struct PingConnection {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] 224 |     stream: TcpStream,
[INFO] [stdout] 225 |     protocol_version: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 226 |     address: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 227 |     port: u16,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.97s
[INFO] running `Command { std: "docker" "inspect" "6275a66ff8da67666e5bfee2401fb03a2771a999eeb20ed025fb2258c89626fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6275a66ff8da67666e5bfee2401fb03a2771a999eeb20ed025fb2258c89626fb", kill_on_drop: false }`
[INFO] [stdout] 6275a66ff8da67666e5bfee2401fb03a2771a999eeb20ed025fb2258c89626fb