[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 beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F95th%2Fyoutp" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/95th/youtp on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/95th/youtp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d4322450255224b35700a2c7f6d40b99c043877754721fe1829afeb53aafc7d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d4322450255224b35700a2c7f6d40b99c043877754721fe1829afeb53aafc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4322450255224b35700a2c7f6d40b99c043877754721fe1829afeb53aafc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4322450255224b35700a2c7f6d40b99c043877754721fe1829afeb53aafc7d", kill_on_drop: false }`
[INFO] [stdout] 3d4322450255224b35700a2c7f6d40b99c043877754721fe1829afeb53aafc7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee61dde990668e17a8f1669b8875d8d7effaeb202efc60e6581fd80d76b3871e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee61dde990668e17a8f1669b8875d8d7effaeb202efc60e6581fd80d76b3871e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking getrandom v0.1.14
[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] warning: field is never read: `kind`
[INFO] [stdout]  --> src/packet.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     kind: PacketKind,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `extension`
[INFO] [stdout]  --> src/packet.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     extension: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connection_id`
[INFO] [stdout]  --> src/packet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     connection_id: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timestamp_us`
[INFO] [stdout]  --> src/packet.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     timestamp_us: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timestamp_diff_us`
[INFO] [stdout]  --> src/packet.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     timestamp_diff_us: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `window_size`
[INFO] [stdout]  --> src/packet.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     window_size: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seq_number`
[INFO] [stdout]  --> src/packet.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     seq_number: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ack_number`
[INFO] [stdout]  --> src/packet.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ack_number: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `extensions`
[INFO] [stdout]   --> src/packet.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     extensions: Vec<Ext>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/packet.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     kind: ExtKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]   --> src/packet.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     len: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `payload`
[INFO] [stdout]   --> src/packet.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     payload: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `transport`
[INFO] [stdout]  --> src/socket.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     transport: T,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]  --> src/socket.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     state: State,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `recv_conn_id`
[INFO] [stdout]  --> src/socket.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     recv_conn_id: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `send_conn_id`
[INFO] [stdout]  --> src/socket.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     send_conn_id: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `window_size`
[INFO] [stdout]  --> src/socket.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     window_size: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seq_number`
[INFO] [stdout]  --> src/socket.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     seq_number: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ack_number`
[INFO] [stdout]   --> src/socket.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SynSent`
[INFO] [stdout]   --> src/socket.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     SynSent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SynReceived`
[INFO] [stdout]   --> src/socket.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     SynReceived,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `State`
[INFO] [stdout]   --> src/socket.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Connected`
[INFO] [stdout]   --> src/socket.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]  --> src/packet.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     kind: PacketKind,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `extension`
[INFO] [stdout]  --> src/packet.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     extension: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connection_id`
[INFO] [stdout]  --> src/packet.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     connection_id: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timestamp_us`
[INFO] [stdout]  --> src/packet.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     timestamp_us: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timestamp_diff_us`
[INFO] [stdout]  --> src/packet.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     timestamp_diff_us: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `window_size`
[INFO] [stdout]  --> src/packet.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     window_size: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seq_number`
[INFO] [stdout]  --> src/packet.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     seq_number: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ack_number`
[INFO] [stdout]  --> src/packet.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ack_number: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `extensions`
[INFO] [stdout]   --> src/packet.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     extensions: Vec<Ext>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/packet.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     kind: ExtKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `len`
[INFO] [stdout]   --> src/packet.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     len: u8,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `payload`
[INFO] [stdout]   --> src/packet.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     payload: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `transport`
[INFO] [stdout]  --> src/socket.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     transport: T,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]  --> src/socket.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     state: State,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `recv_conn_id`
[INFO] [stdout]  --> src/socket.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     recv_conn_id: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `send_conn_id`
[INFO] [stdout]  --> src/socket.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     send_conn_id: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `window_size`
[INFO] [stdout]  --> src/socket.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     window_size: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seq_number`
[INFO] [stdout]  --> src/socket.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     seq_number: u16,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ack_number`
[INFO] [stdout]   --> src/socket.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ack_number: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SynSent`
[INFO] [stdout]   --> src/socket.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     SynSent,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SynReceived`
[INFO] [stdout]   --> src/socket.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     SynReceived,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `State`
[INFO] [stdout]   --> src/socket.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     State,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Connected`
[INFO] [stdout]   --> src/socket.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "ee61dde990668e17a8f1669b8875d8d7effaeb202efc60e6581fd80d76b3871e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee61dde990668e17a8f1669b8875d8d7effaeb202efc60e6581fd80d76b3871e", kill_on_drop: false }`
[INFO] [stdout] ee61dde990668e17a8f1669b8875d8d7effaeb202efc60e6581fd80d76b3871e
