[INFO] cloning repository https://github.com/tawashichan/toy-tcp-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tawashichan/toy-tcp-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawashichan%2Ftoy-tcp-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawashichan%2Ftoy-tcp-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1366fd77118d865e6bf5d8849f7320edf3198f8
[INFO] testing tawashichan/toy-tcp-sample against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawashichan%2Ftoy-tcp-sample" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tawashichan/toy-tcp-sample on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tawashichan/toy-tcp-sample
[INFO] finished tweaking git repo https://github.com/tawashichan/toy-tcp-sample
[INFO] tweaked toml for git repo https://github.com/tawashichan/toy-tcp-sample written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/tawashichan/toy-tcp-sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_transport v0.27.2
[INFO] [stderr]   Downloaded pnet_base v0.27.2
[INFO] [stderr]   Downloaded pnet_packet v0.27.2
[INFO] [stderr]   Downloaded ipnetwork v0.17.0
[INFO] [stderr]   Downloaded ctrlc v3.1.9
[INFO] [stderr]   Downloaded pnet_macros_support v0.27.2
[INFO] [stderr]   Downloaded pnet v0.27.2
[INFO] [stderr]   Downloaded pnet_datalink v0.27.2
[INFO] [stderr]   Downloaded pnet_macros v0.27.2
[INFO] [stderr]   Downloaded pnet_sys v0.27.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94d9b0dad729a330fec9bab65c6f0d42cae364af85875e9e99660334d20eba5c
[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" "94d9b0dad729a330fec9bab65c6f0d42cae364af85875e9e99660334d20eba5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94d9b0dad729a330fec9bab65c6f0d42cae364af85875e9e99660334d20eba5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d9b0dad729a330fec9bab65c6f0d42cae364af85875e9e99660334d20eba5c", kill_on_drop: false }`
[INFO] [stdout] 94d9b0dad729a330fec9bab65c6f0d42cae364af85875e9e99660334d20eba5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7855e0d8a3f18b950b1ab3596aff53a66511f137c914568d286099fad1a838b
[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" "e7855e0d8a3f18b950b1ab3596aff53a66511f137c914568d286099fad1a838b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling pnet_base v0.27.2
[INFO] [stderr]    Compiling pnet v0.27.2
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling ipnetwork v0.17.0
[INFO] [stderr]    Compiling pnet_macros_support v0.27.2
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling pnet_sys v0.27.2
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling pnet_datalink v0.27.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.27.2
[INFO] [stderr]    Compiling pnet_packet v0.27.2
[INFO] [stderr]    Compiling pnet_transport v0.27.2
[INFO] [stderr]    Compiling tcp-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Tcf`
[INFO] [stdout]  --> src/packet.rs:4:62
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pnet::packet::{Packet, ip::IpNextHeaderProtocols::{self, Tcf}, tcp::TcpPacket, util};
[INFO] [stdout]   |                                                              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tcp`
[INFO] [stdout]  --> src/tcp.rs:7:69
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{packet::TCPPacket, socket::{SockID, Socket, TcpStatus}, tcp, tcpflags};
[INFO] [stdout]   |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tcp`
[INFO] [stdout]  --> src/socket.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{packet::TCPPacket, tcp};
[INFO] [stdout]   |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sock_id`
[INFO] [stdout]   --> src/tcp.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |             let sock_id = socket.get_sock_id();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sock_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Acked`
[INFO] [stdout]    --> src/tcp.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     Acked,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DataArrived`
[INFO] [stdout]    --> src/tcp.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     DataArrived,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConnectionClosed`
[INFO] [stdout]    --> src/tcp.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     ConnectionClosed,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Listen`
[INFO] [stdout]   --> src/socket.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Listen,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FinWait1`
[INFO] [stdout]   --> src/socket.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     FinWait1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FinWait2`
[INFO] [stdout]   --> src/socket.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     FinWait2,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TimeWait`
[INFO] [stdout]   --> src/socket.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     TimeWait,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CloseWait`
[INFO] [stdout]   --> src/socket.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     CloseWait,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LastAck`
[INFO] [stdout]   --> src/socket.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     LastAck,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "e7855e0d8a3f18b950b1ab3596aff53a66511f137c914568d286099fad1a838b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7855e0d8a3f18b950b1ab3596aff53a66511f137c914568d286099fad1a838b", kill_on_drop: false }`
[INFO] [stdout] e7855e0d8a3f18b950b1ab3596aff53a66511f137c914568d286099fad1a838b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71c35e31f149ea821c763c87065c412b597bf07b38c9c69cc124a62b5f9e0ed2
[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" "71c35e31f149ea821c763c87065c412b597bf07b38c9c69cc124a62b5f9e0ed2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling ctrlc v3.1.9
[INFO] [stderr]    Compiling tcp-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Tcf`
[INFO] [stdout]  --> src/packet.rs:4:62
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pnet::packet::{Packet, ip::IpNextHeaderProtocols::{self, Tcf}, tcp::TcpPacket, util};
[INFO] [stdout]   |                                                              ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tcp`
[INFO] [stdout]  --> src/tcp.rs:7:69
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{packet::TCPPacket, socket::{SockID, Socket, TcpStatus}, tcp, tcpflags};
[INFO] [stdout]   |                                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tcp`
[INFO] [stdout]  --> src/socket.rs:7:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{packet::TCPPacket, tcp};
[INFO] [stdout]   |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sock_id`
[INFO] [stdout]   --> src/tcp.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |             let sock_id = socket.get_sock_id();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sock_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Acked`
[INFO] [stdout]    --> src/tcp.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     Acked,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DataArrived`
[INFO] [stdout]    --> src/tcp.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     DataArrived,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ConnectionClosed`
[INFO] [stdout]    --> src/tcp.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     ConnectionClosed,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Listen`
[INFO] [stdout]   --> src/socket.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Listen,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FinWait1`
[INFO] [stdout]   --> src/socket.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     FinWait1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FinWait2`
[INFO] [stdout]   --> src/socket.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     FinWait2,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TimeWait`
[INFO] [stdout]   --> src/socket.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     TimeWait,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CloseWait`
[INFO] [stdout]   --> src/socket.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     CloseWait,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LastAck`
[INFO] [stdout]   --> src/socket.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     LastAck,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.54s
[INFO] running `Command { std: "docker" "inspect" "71c35e31f149ea821c763c87065c412b597bf07b38c9c69cc124a62b5f9e0ed2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c35e31f149ea821c763c87065c412b597bf07b38c9c69cc124a62b5f9e0ed2", kill_on_drop: false }`
[INFO] [stdout] 71c35e31f149ea821c763c87065c412b597bf07b38c9c69cc124a62b5f9e0ed2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9e80b9ba1c4d13d6a052aafa1ac9f18722f5cc3958981adb72226523750c009
[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" "a9e80b9ba1c4d13d6a052aafa1ac9f18722f5cc3958981adb72226523750c009", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Tcf`
[INFO] [stderr]  --> src/packet.rs:4:62
[INFO] [stderr]   |
[INFO] [stderr] 4 | use pnet::packet::{Packet, ip::IpNextHeaderProtocols::{self, Tcf}, tcp::TcpPacket, util};
[INFO] [stderr]   |                                                              ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tcp`
[INFO] [stderr]  --> src/tcp.rs:7:69
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{packet::TCPPacket, socket::{SockID, Socket, TcpStatus}, tcp, tcpflags};
[INFO] [stderr]   |                                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tcp`
[INFO] [stderr]  --> src/socket.rs:7:32
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{packet::TCPPacket, tcp};
[INFO] [stderr]   |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sock_id`
[INFO] [stderr]   --> src/tcp.rs:86:17
[INFO] [stderr]    |
[INFO] [stderr] 86 |             let sock_id = socket.get_sock_id();
[INFO] [stderr]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sock_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Acked`
[INFO] [stderr]    --> src/tcp.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     Acked,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `DataArrived`
[INFO] [stderr]    --> src/tcp.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     DataArrived,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ConnectionClosed`
[INFO] [stderr]    --> src/tcp.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     ConnectionClosed,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Listen`
[INFO] [stderr]   --> src/socket.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Listen,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FinWait1`
[INFO] [stderr]   --> src/socket.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     FinWait1,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FinWait2`
[INFO] [stderr]   --> src/socket.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     FinWait2,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `TimeWait`
[INFO] [stderr]   --> src/socket.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     TimeWait,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CloseWait`
[INFO] [stderr]   --> src/socket.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     CloseWait,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LastAck`
[INFO] [stderr]   --> src/socket.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     LastAck,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tcp-practice` (bin "tcp-practice" test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_practice-c115a9ed4a8c011f)
[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" "a9e80b9ba1c4d13d6a052aafa1ac9f18722f5cc3958981adb72226523750c009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e80b9ba1c4d13d6a052aafa1ac9f18722f5cc3958981adb72226523750c009", kill_on_drop: false }`
[INFO] [stdout] a9e80b9ba1c4d13d6a052aafa1ac9f18722f5cc3958981adb72226523750c009