[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] checking 95th/youtp against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Fyoutp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/95th/youtp on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a18ba2bb07315297762b0b0058b7b2313319f7b34e2717207fb4e925f221f411
[INFO] running `Command { std: "docker" "start" "-a" "a18ba2bb07315297762b0b0058b7b2313319f7b34e2717207fb4e925f221f411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a18ba2bb07315297762b0b0058b7b2313319f7b34e2717207fb4e925f221f411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18ba2bb07315297762b0b0058b7b2313319f7b34e2717207fb4e925f221f411", kill_on_drop: false }`
[INFO] [stdout] a18ba2bb07315297762b0b0058b7b2313319f7b34e2717207fb4e925f221f411
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 412680d44e678b9526da5d5ac1ab84e33b57a6952881ad012cf4385e88dabaac
[INFO] running `Command { std: "docker" "start" "-a" "412680d44e678b9526da5d5ac1ab84e33b57a6952881ad012cf4385e88dabaac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking youtp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `PacketHeader` is never constructed
[INFO] [stdout]  --> src/packet.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PacketHeader {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Ext` is never constructed
[INFO] [stdout]   --> src/packet.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Ext {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) 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] error: struct `UtpSocket` is never constructed
[INFO] [stdout]  --> src/socket.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct UtpSocket<T: Transport> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[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] [stdout] error: struct `PacketHeader` is never constructed
[INFO] [stdout]  --> src/packet.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PacketHeader {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Ext` is never constructed
[INFO] [stdout]   --> src/packet.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Ext {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) 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] error: struct `UtpSocket` is never constructed
[INFO] [stdout]  --> src/socket.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct UtpSocket<T: Transport> {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[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] error: could not compile `youtp` (lib) due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `youtp` (lib test) due to 3 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "412680d44e678b9526da5d5ac1ab84e33b57a6952881ad012cf4385e88dabaac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412680d44e678b9526da5d5ac1ab84e33b57a6952881ad012cf4385e88dabaac", kill_on_drop: false }`
[INFO] [stdout] 412680d44e678b9526da5d5ac1ab84e33b57a6952881ad012cf4385e88dabaac
