[INFO] cloning repository https://github.com/95th/youtp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/95th/youtp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Fyoutp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Fyoutp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f4fee46f3394b2612da4526f5c15a7fc1f9d9db
[INFO] testing 95th/youtp against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Fyoutp" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/95th/youtp
[INFO] finished tweaking git repo https://github.com/95th/youtp
[INFO] tweaked toml for git repo https://github.com/95th/youtp written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/95th/youtp on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/95th/youtp 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc2901b2586cc307f0daac4508be2bf2cb7220abda74af29dab88cee84603473
[INFO] running `Command { std: "docker" "start" "-a" "bc2901b2586cc307f0daac4508be2bf2cb7220abda74af29dab88cee84603473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc2901b2586cc307f0daac4508be2bf2cb7220abda74af29dab88cee84603473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2901b2586cc307f0daac4508be2bf2cb7220abda74af29dab88cee84603473", kill_on_drop: false }`
[INFO] [stdout] bc2901b2586cc307f0daac4508be2bf2cb7220abda74af29dab88cee84603473
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e20be1595f2e9c00ca74ba5692a429936159a746099506e3f8bd560ae231219
[INFO] running `Command { std: "docker" "start" "-a" "5e20be1595f2e9c00ca74ba5692a429936159a746099506e3f8bd560ae231219", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling youtp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/packet.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub struct PacketHeader {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 2  |     kind: PacketKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 3  |     extension: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 4  |     connection_id: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 5  |     timestamp_us: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 6  |     timestamp_diff_us: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |     window_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 8  |     seq_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 9  |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     extensions: Vec<Ext>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind`, `len`, and `payload` are never read
[INFO] [stdout]   --> src/packet.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Ext {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 22 |     kind: ExtKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     len: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 24 |     payload: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/socket.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | pub struct UtpSocket<T: Transport> {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 4  |     transport: T,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 5  |     state: State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 6  |     recv_conn_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 7  |     send_conn_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 8  |     window_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 9  |     seq_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SynSent`, `SynReceived`, `State`, and `Connected` are never constructed
[INFO] [stdout]   --> src/socket.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum State {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 14 |     SynSent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     SynReceived,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 16 |     State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "5e20be1595f2e9c00ca74ba5692a429936159a746099506e3f8bd560ae231219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e20be1595f2e9c00ca74ba5692a429936159a746099506e3f8bd560ae231219", kill_on_drop: false }`
[INFO] [stdout] 5e20be1595f2e9c00ca74ba5692a429936159a746099506e3f8bd560ae231219
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0528d775622174f9db171c87ad31b81a4d3d854444cecf78b21428e187b64e88
[INFO] running `Command { std: "docker" "start" "-a" "0528d775622174f9db171c87ad31b81a4d3d854444cecf78b21428e187b64e88", kill_on_drop: false }`
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/packet.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub struct PacketHeader {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 2  |     kind: PacketKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 3  |     extension: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 4  |     connection_id: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 5  |     timestamp_us: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 6  |     timestamp_diff_us: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |     window_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 8  |     seq_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 9  |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     extensions: Vec<Ext>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind`, `len`, and `payload` are never read
[INFO] [stdout]   --> src/packet.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Ext {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 22 |     kind: ExtKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     len: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 24 |     payload: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/socket.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | pub struct UtpSocket<T: Transport> {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 4  |     transport: T,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 5  |     state: State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 6  |     recv_conn_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 7  |     send_conn_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 8  |     window_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 9  |     seq_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SynSent`, `SynReceived`, `State`, and `Connected` are never constructed
[INFO] [stdout]   --> src/socket.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum State {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 14 |     SynSent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     SynReceived,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 16 |     State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling youtp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/packet.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub struct PacketHeader {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 2  |     kind: PacketKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 3  |     extension: u8,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 4  |     connection_id: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 5  |     timestamp_us: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 6  |     timestamp_diff_us: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7  |     window_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 8  |     seq_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 9  |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     extensions: Vec<Ext>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind`, `len`, and `payload` are never read
[INFO] [stdout]   --> src/packet.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Ext {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 22 |     kind: ExtKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     len: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 24 |     payload: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/socket.rs:4:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | pub struct UtpSocket<T: Transport> {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 4  |     transport: T,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 5  |     state: State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 6  |     recv_conn_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 7  |     send_conn_id: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 8  |     window_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 9  |     seq_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `SynSent`, `SynReceived`, `State`, and `Connected` are never constructed
[INFO] [stdout]   --> src/socket.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum State {
[INFO] [stdout]    |      ----- variants in this enum
[INFO] [stdout] 14 |     SynSent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 15 |     SynReceived,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 16 |     State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 17 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "0528d775622174f9db171c87ad31b81a4d3d854444cecf78b21428e187b64e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0528d775622174f9db171c87ad31b81a4d3d854444cecf78b21428e187b64e88", kill_on_drop: false }`
[INFO] [stdout] 0528d775622174f9db171c87ad31b81a4d3d854444cecf78b21428e187b64e88
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59ed288cf7aa999abd3c8e1aef0a1515cb7f934878dbd607098d12d0dcf01131
[INFO] running `Command { std: "docker" "start" "-a" "59ed288cf7aa999abd3c8e1aef0a1515cb7f934878dbd607098d12d0dcf01131", kill_on_drop: false }`
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/packet.rs:2:5
[INFO] [stderr]    |
[INFO] [stderr] 1  | pub struct PacketHeader {
[INFO] [stderr]    |            ------------ fields in this struct
[INFO] [stderr] 2  |     kind: PacketKind,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 3  |     extension: u8,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 4  |     connection_id: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 5  |     timestamp_us: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 6  |     timestamp_diff_us: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  |     window_size: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 8  |     seq_number: u16,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 9  |     ack_number: u16,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 10 |     extensions: Vec<Ext>,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `kind`, `len`, and `payload` are never read
[INFO] [stderr]   --> src/packet.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Ext {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] 22 |     kind: ExtKind,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 23 |     len: u8,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 24 |     payload: Vec<u8>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/socket.rs:4:5
[INFO] [stderr]    |
[INFO] [stderr] 3  | pub struct UtpSocket<T: Transport> {
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] 4  |     transport: T,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 5  |     state: State,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 6  |     recv_conn_id: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 7  |     send_conn_id: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 8  |     window_size: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 9  |     seq_number: u16,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 10 |     ack_number: u16,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `SynSent`, `SynReceived`, `State`, and `Connected` are never constructed
[INFO] [stderr]   --> src/socket.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | enum State {
[INFO] [stderr]    |      ----- variants in this enum
[INFO] [stderr] 14 |     SynSent,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 15 |     SynReceived,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 16 |     State,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 17 |     Connected,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `youtp` (lib) generated 4 warnings
[INFO] [stderr] warning: `youtp` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/youtp-7ceaf9e2f9110411)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/youtp-1eb3cf88cd65d495)
[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] [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 youtp
[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" "59ed288cf7aa999abd3c8e1aef0a1515cb7f934878dbd607098d12d0dcf01131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ed288cf7aa999abd3c8e1aef0a1515cb7f934878dbd607098d12d0dcf01131", kill_on_drop: false }`
[INFO] [stdout] 59ed288cf7aa999abd3c8e1aef0a1515cb7f934878dbd607098d12d0dcf01131
