[INFO] cloning repository https://github.com/maxzeroedge/crust_chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxzeroedge/crust_chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxzeroedge%2Fcrust_chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxzeroedge%2Fcrust_chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0011bbea87dee30a51b21b9ed0a78079d4cd1344
[INFO] testing maxzeroedge/crust_chat against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxzeroedge%2Fcrust_chat" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/maxzeroedge/crust_chat
[INFO] finished tweaking git repo https://github.com/maxzeroedge/crust_chat
[INFO] tweaked toml for git repo https://github.com/maxzeroedge/crust_chat written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maxzeroedge/crust_chat on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/maxzeroedge/crust_chat 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thirtyfour-macros v0.2.0
[INFO] [stderr]   Downloaded simple_logger v5.0.0
[INFO] [stderr]   Downloaded stringmatch v0.4.0
[INFO] [stderr]   Downloaded thirtyfour v0.35.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9dbb2a979e4c8407b60fac961a3302b93984e89a993d728e2cfcb4b29892ef0d
[INFO] running `Command { std: "docker" "start" "-a" "9dbb2a979e4c8407b60fac961a3302b93984e89a993d728e2cfcb4b29892ef0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dbb2a979e4c8407b60fac961a3302b93984e89a993d728e2cfcb4b29892ef0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dbb2a979e4c8407b60fac961a3302b93984e89a993d728e2cfcb4b29892ef0d", kill_on_drop: false }`
[INFO] [stdout] 9dbb2a979e4c8407b60fac961a3302b93984e89a993d728e2cfcb4b29892ef0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c961790211cdcc62187f648db6b915133a51863c976568536cbd70e042886456
[INFO] running `Command { std: "docker" "start" "-a" "c961790211cdcc62187f648db6b915133a51863c976568536cbd70e042886456", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.22
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling rustls v0.23.27
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling thirtyfour-macros v0.2.0
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling tokio v1.45.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling openssl-sys v0.9.108
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling stringmatch v0.4.0
[INFO] [stderr]    Compiling simple_logger v5.0.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.3
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling h2 v0.4.10
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling hyper-rustls v0.27.5
[INFO] [stderr]    Compiling reqwest v0.12.15
[INFO] [stderr]    Compiling thirtyfour v0.35.0
[INFO] [stderr]    Compiling cli_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/server/mcp/main.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | async fn main() {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_mcp_server` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn setup_mcp_server(server_name: &str, _port: u32, _timeout: u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_config_file_path` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_config_file_path(config_file_path: &String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_mcp_user_config` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn set_mcp_user_config(user_config_path: &String, device_config_path: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_device_config_path` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn get_device_config_path() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_device_config` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn set_device_config(device_config_path: &String, _server_name: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server/mcp/main.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fs::write(device_config_path, mcp_config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = fs::write(device_config_path, mcp_config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server/mcp/main.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fs::write(device_config_path, device_config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let _ = fs::write(device_config_path, device_config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 43s
[INFO] running `Command { std: "docker" "inspect" "c961790211cdcc62187f648db6b915133a51863c976568536cbd70e042886456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c961790211cdcc62187f648db6b915133a51863c976568536cbd70e042886456", kill_on_drop: false }`
[INFO] [stdout] c961790211cdcc62187f648db6b915133a51863c976568536cbd70e042886456
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57ae9b54ac916267258a8761feabd8a22abc96591883939319c41434007711f3
[INFO] running `Command { std: "docker" "start" "-a" "57ae9b54ac916267258a8761feabd8a22abc96591883939319c41434007711f3", kill_on_drop: false }`
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/server/mcp/main.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | async fn main() {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_mcp_server` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn setup_mcp_server(server_name: &str, _port: u32, _timeout: u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_config_file_path` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_config_file_path(config_file_path: &String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_mcp_user_config` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn set_mcp_user_config(user_config_path: &String, device_config_path: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_device_config_path` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn get_device_config_path() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cli_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `set_device_config` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn set_device_config(device_config_path: &String, _server_name: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server/mcp/main.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fs::write(device_config_path, mcp_config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = fs::write(device_config_path, mcp_config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server/mcp/main.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fs::write(device_config_path, device_config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let _ = fs::write(device_config_path, device_config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/server/mcp/main.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | async fn main() {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_mcp_server` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn setup_mcp_server(server_name: &str, _port: u32, _timeout: u32) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_config_file_path` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_config_file_path(config_file_path: &String) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_mcp_user_config` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn set_mcp_user_config(user_config_path: &String, device_config_path: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_device_config_path` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn get_device_config_path() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_device_config` is never used
[INFO] [stdout]   --> src/server/mcp/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn set_device_config(device_config_path: &String, _server_name: &str) -> Result<(), String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server/mcp/main.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fs::write(device_config_path, mcp_config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = fs::write(device_config_path, mcp_config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/server/mcp/main.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fs::write(device_config_path, device_config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 75 |     let _ = fs::write(device_config_path, device_config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "57ae9b54ac916267258a8761feabd8a22abc96591883939319c41434007711f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57ae9b54ac916267258a8761feabd8a22abc96591883939319c41434007711f3", kill_on_drop: false }`
[INFO] [stdout] 57ae9b54ac916267258a8761feabd8a22abc96591883939319c41434007711f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f8834e80a685b6c18116745368c60a7571e41fccfad4c5a49e9afaa4be672d1
[INFO] running `Command { std: "docker" "start" "-a" "6f8834e80a685b6c18116745368c60a7571e41fccfad4c5a49e9afaa4be672d1", kill_on_drop: false }`
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]  --> src/server/mcp/main.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | async fn main() {
[INFO] [stderr]   |          ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `setup_mcp_server` is never used
[INFO] [stderr]   --> src/server/mcp/main.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn setup_mcp_server(server_name: &str, _port: u32, _timeout: u32) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_config_file_path` is never used
[INFO] [stderr]   --> src/server/mcp/main.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn get_config_file_path(config_file_path: &String) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `set_mcp_user_config` is never used
[INFO] [stderr]   --> src/server/mcp/main.rs:55:4
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn set_mcp_user_config(user_config_path: &String, device_config_path: &str) -> Result<(), String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_device_config_path` is never used
[INFO] [stderr]   --> src/server/mcp/main.rs:66:4
[INFO] [stderr]    |
[INFO] [stderr] 66 | fn get_device_config_path() -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `set_device_config` is never used
[INFO] [stderr]   --> src/server/mcp/main.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn set_device_config(device_config_path: &String, _server_name: &str) -> Result<(), String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/server/mcp/main.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fs::write(device_config_path, mcp_config);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let _ = fs::write(device_config_path, mcp_config);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/server/mcp/main.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fs::write(device_config_path, device_config);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let _ = fs::write(device_config_path, device_config);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `cli_chat` (lib) generated 8 warnings
[INFO] [stderr] warning: `cli_chat` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cli_chat-9ddc87dd376e0834)
[INFO] [stdout] 
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cli_chat-8997ff4da0f8e9d0)
[INFO] [stdout] 
[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] [stderr]    Doc-tests cli_chat
[INFO] [stdout] 
[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" "6f8834e80a685b6c18116745368c60a7571e41fccfad4c5a49e9afaa4be672d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8834e80a685b6c18116745368c60a7571e41fccfad4c5a49e9afaa4be672d1", kill_on_drop: false }`
[INFO] [stdout] 6f8834e80a685b6c18116745368c60a7571e41fccfad4c5a49e9afaa4be672d1
