[INFO] cloning repository https://github.com/U2Rocks/Rust_Tokio_Server_Prototype
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/U2Rocks/Rust_Tokio_Server_Prototype" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU2Rocks%2FRust_Tokio_Server_Prototype", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU2Rocks%2FRust_Tokio_Server_Prototype'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7794ee4d81201fe8296cb905515a8ff7c055e2b7
[INFO] checking U2Rocks/Rust_Tokio_Server_Prototype against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU2Rocks%2FRust_Tokio_Server_Prototype" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/U2Rocks/Rust_Tokio_Server_Prototype
[INFO] finished tweaking git repo https://github.com/U2Rocks/Rust_Tokio_Server_Prototype
[INFO] tweaked toml for git repo https://github.com/U2Rocks/Rust_Tokio_Server_Prototype written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/U2Rocks/Rust_Tokio_Server_Prototype on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/U2Rocks/Rust_Tokio_Server_Prototype 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v1.24.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb0a48dbe8b3c3aaaf2259dc8d27e31874f4daeb417a95a7d9418bbebe9ccfde
[INFO] running `Command { std: "docker" "start" "-a" "bb0a48dbe8b3c3aaaf2259dc8d27e31874f4daeb417a95a7d9418bbebe9ccfde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb0a48dbe8b3c3aaaf2259dc8d27e31874f4daeb417a95a7d9418bbebe9ccfde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb0a48dbe8b3c3aaaf2259dc8d27e31874f4daeb417a95a7d9418bbebe9ccfde", kill_on_drop: false }`
[INFO] [stdout] bb0a48dbe8b3c3aaaf2259dc8d27e31874f4daeb417a95a7d9418bbebe9ccfde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0519a9b266286a38452215f439ab1e19017ed2e0fc71d53d489f7d504334ff6
[INFO] running `Command { std: "docker" "start" "-a" "a0519a9b266286a38452215f439ab1e19017ed2e0fc71d53d489f7d504334ff6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling parking_lot_core v0.9.6
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling tokio v1.24.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]     Checking chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut record_list = MessageList {
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record_list`
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut record_list = MessageList {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_record_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `Messages`, `CreationDate`, and `LastUpdate` are never read
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct MessageList {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 14 |     Messages: Vec<(String, String)>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 15 |     CreationDate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 16 |     LastUpdate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Messages` should have a snake case name
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Messages: Vec<(String, String)>,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `messages`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `CreationDate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     CreationDate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_date`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `LastUpdate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LastUpdate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `last_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut record_list = MessageList {
[INFO] [stdout]    |         ----^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record_list`
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let mut record_list = MessageList {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_record_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `Messages`, `CreationDate`, and `LastUpdate` are never read
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct MessageList {
[INFO] [stdout]    |        ----------- fields in this struct
[INFO] [stdout] 14 |     Messages: Vec<(String, String)>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 15 |     CreationDate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 16 |     LastUpdate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Messages` should have a snake case name
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Messages: Vec<(String, String)>,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `messages`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `CreationDate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     CreationDate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to snake case: `creation_date`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `LastUpdate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LastUpdate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `last_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.37s
[INFO] running `Command { std: "docker" "inspect" "a0519a9b266286a38452215f439ab1e19017ed2e0fc71d53d489f7d504334ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0519a9b266286a38452215f439ab1e19017ed2e0fc71d53d489f7d504334ff6", kill_on_drop: false }`
[INFO] [stdout] a0519a9b266286a38452215f439ab1e19017ed2e0fc71d53d489f7d504334ff6
