[INFO] fetching crate async-minecraft-ping 0.8.0...
[INFO] testing async-minecraft-ping-0.8.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate async-minecraft-ping 0.8.0 into /workspace/builds/worker-0-tc1/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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-minecraft-ping 0.8.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e50f7b536c95790f1327276afc3123be7becd0ac06441a8ad09bac4d0fdab7e
[INFO] running `Command { std: "docker" "start" "-a" "5e50f7b536c95790f1327276afc3123be7becd0ac06441a8ad09bac4d0fdab7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e50f7b536c95790f1327276afc3123be7becd0ac06441a8ad09bac4d0fdab7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e50f7b536c95790f1327276afc3123be7becd0ac06441a8ad09bac4d0fdab7e", kill_on_drop: false }`
[INFO] [stdout] 5e50f7b536c95790f1327276afc3123be7becd0ac06441a8ad09bac4d0fdab7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acd08d11ca72a1a8fd845dc367bf59d71e9a6b2e1e59d5121ebc72099483a0ae
[INFO] running `Command { std: "docker" "start" "-a" "acd08d11ca72a1a8fd845dc367bf59d71e9a6b2e1e59d5121ebc72099483a0ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.35
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.94s
[INFO] running `Command { std: "docker" "inspect" "acd08d11ca72a1a8fd845dc367bf59d71e9a6b2e1e59d5121ebc72099483a0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd08d11ca72a1a8fd845dc367bf59d71e9a6b2e1e59d5121ebc72099483a0ae", kill_on_drop: false }`
[INFO] [stdout] acd08d11ca72a1a8fd845dc367bf59d71e9a6b2e1e59d5121ebc72099483a0ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70031ace5bf68dba573dcad2a8a1e7d099fa39383cb7e4ca16183f7a651d6e3a
[INFO] running `Command { std: "docker" "start" "-a" "70031ace5bf68dba573dcad2a8a1e7d099fa39383cb7e4ca16183f7a651d6e3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling 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 `test` profile [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "70031ace5bf68dba573dcad2a8a1e7d099fa39383cb7e4ca16183f7a651d6e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70031ace5bf68dba573dcad2a8a1e7d099fa39383cb7e4ca16183f7a651d6e3a", kill_on_drop: false }`
[INFO] [stdout] 70031ace5bf68dba573dcad2a8a1e7d099fa39383cb7e4ca16183f7a651d6e3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12f92a543defc0897511d6cdbd1769aab46b7f1af135b3f0d1ae274498f3164f
[INFO] running `Command { std: "docker" "start" "-a" "12f92a543defc0897511d6cdbd1769aab46b7f1af135b3f0d1ae274498f3164f", kill_on_drop: false }`
[INFO] [stderr] warning: field `packet_id` is never read
[INFO] [stderr]    --> src/protocol.rs:351:9
[INFO] [stderr]     |
[INFO] [stderr] 350 | pub struct ResponsePacket {
[INFO] [stderr]     |            -------------- field in this struct
[INFO] [stderr] 351 |     pub packet_id: usize,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `packet_id` is never read
[INFO] [stderr]    --> src/protocol.rs:404:9
[INFO] [stderr]     |
[INFO] [stderr] 403 | pub struct PongPacket {
[INFO] [stderr]     |            ---------- field in this struct
[INFO] [stderr] 404 |     pub packet_id: usize,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `protocol_version`, `address`, and `port` are never read
[INFO] [stderr]    --> src/server.rs:225:5
[INFO] [stderr]     |
[INFO] [stderr] 223 | pub struct PingConnection {
[INFO] [stderr]     |            -------------- fields in this struct
[INFO] [stderr] 224 |     stream: TcpStream,
[INFO] [stderr] 225 |     protocol_version: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 226 |     address: String,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 227 |     port: u16,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `async-minecraft-ping` (lib) generated 3 warnings
[INFO] [stderr] warning: `async-minecraft-ping` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_minecraft_ping-0d002660a9f7a245)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_minecraft_ping
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "12f92a543defc0897511d6cdbd1769aab46b7f1af135b3f0d1ae274498f3164f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f92a543defc0897511d6cdbd1769aab46b7f1af135b3f0d1ae274498f3164f", kill_on_drop: false }`
[INFO] [stdout] 12f92a543defc0897511d6cdbd1769aab46b7f1af135b3f0d1ae274498f3164f