[INFO] cloning repository https://github.com/RedOctober117/rust_messaging_system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RedOctober117/rust_messaging_system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedOctober117%2Frust_messaging_system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedOctober117%2Frust_messaging_system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 976bd314f9fd35017e6616cc78db6be49feb0985
[INFO] checking RedOctober117/rust_messaging_system against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRedOctober117%2Frust_messaging_system" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RedOctober117/rust_messaging_system on toolchain 336209eef13882bd1e211b24779584cb7ef911eb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RedOctober117/rust_messaging_system
[INFO] finished tweaking git repo https://github.com/RedOctober117/rust_messaging_system
[INFO] tweaked toml for git repo https://github.com/RedOctober117/rust_messaging_system written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RedOctober117/rust_messaging_system 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcfbed918a0cd1e019d3cd4ce3f271c6682043248ebc3c4e3d42f244fb5df839
[INFO] running `Command { std: "docker" "start" "-a" "dcfbed918a0cd1e019d3cd4ce3f271c6682043248ebc3c4e3d42f244fb5df839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcfbed918a0cd1e019d3cd4ce3f271c6682043248ebc3c4e3d42f244fb5df839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfbed918a0cd1e019d3cd4ce3f271c6682043248ebc3c4e3d42f244fb5df839", kill_on_drop: false }`
[INFO] [stdout] dcfbed918a0cd1e019d3cd4ce3f271c6682043248ebc3c4e3d42f244fb5df839
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f78247566d93dab3ce41c30d03a1c6496fd3ffd4d9f0113720e8d94c76329f
[INFO] running `Command { std: "docker" "start" "-a" "49f78247566d93dab3ce41c30d03a1c6496fd3ffd4d9f0113720e8d94c76329f", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling unicode-ident v1.0.13
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[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking memchr v2.7.4
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[INFO] [stderr]     Checking tracing-core v0.1.32
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[INFO] [stderr]     Checking futures-sink v0.3.31
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[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]     Checking futures-task v0.3.31
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[INFO] [stderr]     Checking async-executor v1.13.1
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[INFO] [stderr]     Checking polling v3.7.3
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[INFO] [stderr]     Checking shared v0.1.0 (/opt/rustwide/workdir/crates/shared)
[INFO] [stdout] warning: unused import: `std::path::Display`
[INFO] [stdout]  --> crates/shared/src/message.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Display`
[INFO] [stdout]  --> crates/shared/src/message.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::Display;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/crates/server)
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir/crates/client)
[INFO] [stdout] warning: unused import: `async_std::net::TcpStream`
[INFO] [stdout]  --> crates/client/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::join`
[INFO] [stdout]  --> crates/client/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures::join;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::TryFutureExt`
[INFO] [stdout]   --> crates/client/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use futures::TryFutureExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> crates/server/src/server_session.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{BufReadExt, BufReader, ReadExt, Result};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `async_std::net::TcpStream`
[INFO] [stdout]  --> crates/client/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use async_std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::join`
[INFO] [stdout]  --> crates/client/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures::join;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::TryFutureExt`
[INFO] [stdout]   --> crates/client/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use futures::TryFutureExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> crates/server/src/server_session.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{BufReadExt, BufReader, ReadExt, Result};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> crates/server/src/server_session.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     Node::UserID(id) => {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> crates/server/src/server_session.rs:88:56
[INFO] [stdout]    |
[INFO] [stdout] 88 | ...                   message::MessageBody::Text(s) => println!(""),
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]   --> crates/server/src/server_session.rs:89:56
[INFO] [stdout]    |
[INFO] [stdout] 89 | ...                   message::MessageBody::File(vec) => todo!(),
[INFO] [stdout]    |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> crates/server/src/server_session.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     Node::UserID(id) => {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> crates/server/src/server_session.rs:88:56
[INFO] [stdout]    |
[INFO] [stdout] 88 | ...                   message::MessageBody::Text(s) => println!(""),
[INFO] [stdout]    |                                                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]   --> crates/server/src/server_session.rs:89:56
[INFO] [stdout]    |
[INFO] [stdout] 89 | ...                   message::MessageBody::File(vec) => todo!(),
[INFO] [stdout]    |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> crates/server/src/server_session.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReadExt`
[INFO] [stdout]  --> crates/server/src/server_session.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{BufReadExt, BufReader, ReadExt, Result};
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `users` is never read
[INFO] [stdout]   --> crates/server/src/server_session.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct ServerSession {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     users: RwLock<HashMap<u16, User>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> crates/server/src/server_session.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReadExt`
[INFO] [stdout]  --> crates/server/src/server_session.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{BufReadExt, BufReader, ReadExt, Result};
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `users` is never read
[INFO] [stdout]   --> crates/server/src/server_session.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct ServerSession {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     users: RwLock<HashMap<u16, User>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.96s
[INFO] running `Command { std: "docker" "inspect" "49f78247566d93dab3ce41c30d03a1c6496fd3ffd4d9f0113720e8d94c76329f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f78247566d93dab3ce41c30d03a1c6496fd3ffd4d9f0113720e8d94c76329f", kill_on_drop: false }`
[INFO] [stdout] 49f78247566d93dab3ce41c30d03a1c6496fd3ffd4d9f0113720e8d94c76329f