[INFO] fetching crate luminar 0.1.4...
[INFO] testing luminar-0.1.4 against 1.91.0 for beta-1.92-2
[INFO] extracting crate luminar 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate luminar 0.1.4
[INFO] finished tweaking crates.io crate luminar 0.1.4
[INFO] tweaked toml for crates.io crate luminar 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate luminar 0.1.4 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate luminar 0.1.4 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 3ffeb80d5a6274cef87639fc4400b38ecea15104eacce1e7d9cac1c857ecbdec
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[INFO] [stderr]    Compiling luminar v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/backend.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 let mut process_tracker = luminar_user
[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: fields `commond` and `device_id` are never read
[INFO] [stdout]   --> src/backend.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LuminarProcessUtil {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 14 |     pub pid: u32,
[INFO] [stdout] 15 |     pub commond: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub device_id: u32,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LuminarProcessUtil` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pid` is never read
[INFO] [stdout]   --> src/backend.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct LuminarProcessTacker {
[INFO] [stdout]    |            -------------------- field in this struct
[INFO] [stdout] 29 |     pub pid: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LuminarProcessTacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `cpu_memory_time`, `gpu_memory_time`, and `tracked_pids` are never read
[INFO] [stdout]   --> src/backend.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct LuminarRuleTracker {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 43 |     pub name: String, // the name of the rule, defined in the configuraton file
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub cpu_memory_time: u128, // in mb * seconds
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |     pub gpu_device_time: f64,  // in num_device * seconds
[INFO] [stdout] 48 |     pub gpu_memory_time: u128, // in mb * seconds
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 49 |     pub tracked_pids: Vec<u32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LuminarRuleTracker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `uid` and `name` are never read
[INFO] [stdout]    --> src/backend.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub struct LuminarUser {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 142 |     pub luminar: bool, // True, if this user should be managed by luminar
[INFO] [stdout] 143 |     pub uid: u32,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 144 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LuminarUser` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `net_server` is never read
[INFO] [stdout]  --> src/core.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct LuminarServer {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 7 |     pub res_manager: Arc<Mutex<LuminarResManager>>,
[INFO] [stdout] 8 |     pub net_server: LuminarNetServer,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `listerner` and `pool` are never read
[INFO] [stdout]  --> src/network.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LuminarNetServer {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 6 |     pub listerner: TcpListener,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 7 |     pub pool: ThreadPool,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `LuminarNetServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/backend.rs:177:49
[INFO] [stdout]     |
[INFO] [stdout] 177 |                         name: String::from(uname.clone()),
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stdout]    --> src/backend.rs:228:53
[INFO] [stdout]     |
[INFO] [stdout] 228 | ...                   name: String::from(uname.deref()),
[INFO] [stdout]     |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.02s
[INFO] running `Command { std: "docker" "inspect" "3ffeb80d5a6274cef87639fc4400b38ecea15104eacce1e7d9cac1c857ecbdec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffeb80d5a6274cef87639fc4400b38ecea15104eacce1e7d9cac1c857ecbdec", kill_on_drop: false }`
[INFO] [stdout] 3ffeb80d5a6274cef87639fc4400b38ecea15104eacce1e7d9cac1c857ecbdec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff62135adfc5073db9f48e96e43b1a5331bfc0b54b7408676e0e7ddedbdf9b56
[INFO] running `Command { std: "docker" "start" "-a" "ff62135adfc5073db9f48e96e43b1a5331bfc0b54b7408676e0e7ddedbdf9b56", kill_on_drop: false }`
[INFO] [stderr]    Compiling luminar v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/backend.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |                 let mut process_tracker = luminar_user
[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: fields `commond` and `device_id` are never read
[INFO] [stdout]   --> src/backend.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LuminarProcessUtil {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 14 |     pub pid: u32,
[INFO] [stdout] 15 |     pub commond: Vec<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub device_id: u32,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LuminarProcessUtil` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pid` is never read
[INFO] [stdout]   --> src/backend.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct LuminarProcessTacker {
[INFO] [stdout]    |            -------------------- field in this struct
[INFO] [stdout] 29 |     pub pid: u32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LuminarProcessTacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `cpu_memory_time`, `gpu_memory_time`, and `tracked_pids` are never read
[INFO] [stdout]   --> src/backend.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct LuminarRuleTracker {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 43 |     pub name: String, // the name of the rule, defined in the configuraton file
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub cpu_memory_time: u128, // in mb * seconds
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 47 |     pub gpu_device_time: f64,  // in num_device * seconds
[INFO] [stdout] 48 |     pub gpu_memory_time: u128, // in mb * seconds
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 49 |     pub tracked_pids: Vec<u32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LuminarRuleTracker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `uid` and `name` are never read
[INFO] [stdout]    --> src/backend.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub struct LuminarUser {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] 142 |     pub luminar: bool, // True, if this user should be managed by luminar
[INFO] [stdout] 143 |     pub uid: u32,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 144 |     pub name: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LuminarUser` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `net_server` is never read
[INFO] [stdout]  --> src/core.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct LuminarServer {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 7 |     pub res_manager: Arc<Mutex<LuminarResManager>>,
[INFO] [stdout] 8 |     pub net_server: LuminarNetServer,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `listerner` and `pool` are never read
[INFO] [stdout]  --> src/network.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LuminarNetServer {
[INFO] [stdout]   |            ---------------- fields in this struct
[INFO] [stdout] 6 |     pub listerner: TcpListener,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout] 7 |     pub pool: ThreadPool,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `LuminarNetServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]    --> src/backend.rs:177:49
[INFO] [stdout]     |
[INFO] [stdout] 177 |                         name: String::from(uname.clone()),
[INFO] [stdout]     |                                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stdout]    --> src/backend.rs:228:53
[INFO] [stdout]     |
[INFO] [stdout] 228 | ...                   name: String::from(uname.deref()),
[INFO] [stdout]     |                                               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "ff62135adfc5073db9f48e96e43b1a5331bfc0b54b7408676e0e7ddedbdf9b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff62135adfc5073db9f48e96e43b1a5331bfc0b54b7408676e0e7ddedbdf9b56", kill_on_drop: false }`
[INFO] [stdout] ff62135adfc5073db9f48e96e43b1a5331bfc0b54b7408676e0e7ddedbdf9b56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25c45e04d92b395612cd7a498a587b12f12d2e991b92b018cba86b54a21e34d8
[INFO] running `Command { std: "docker" "start" "-a" "25c45e04d92b395612cd7a498a587b12f12d2e991b92b018cba86b54a21e34d8", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/backend.rs:269:21
[INFO] [stderr]     |
[INFO] [stderr] 269 |                 let mut process_tracker = luminar_user
[INFO] [stderr]     |                     ----^^^^^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `commond` and `device_id` are never read
[INFO] [stderr]   --> src/backend.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct LuminarProcessUtil {
[INFO] [stderr]    |            ------------------ fields in this struct
[INFO] [stderr] 14 |     pub pid: u32,
[INFO] [stderr] 15 |     pub commond: Vec<String>,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     pub device_id: u32,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LuminarProcessUtil` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `pid` is never read
[INFO] [stderr]   --> src/backend.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub struct LuminarProcessTacker {
[INFO] [stderr]    |            -------------------- field in this struct
[INFO] [stderr] 29 |     pub pid: u32,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LuminarProcessTacker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name`, `cpu_memory_time`, `gpu_memory_time`, and `tracked_pids` are never read
[INFO] [stderr]   --> src/backend.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub struct LuminarRuleTracker {
[INFO] [stderr]    |            ------------------ fields in this struct
[INFO] [stderr] 43 |     pub name: String, // the name of the rule, defined in the configuraton file
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 |     pub cpu_memory_time: u128, // in mb * seconds
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 47 |     pub gpu_device_time: f64,  // in num_device * seconds
[INFO] [stderr] 48 |     pub gpu_memory_time: u128, // in mb * seconds
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 49 |     pub tracked_pids: Vec<u32>,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LuminarRuleTracker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `uid` and `name` are never read
[INFO] [stderr]    --> src/backend.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 141 | pub struct LuminarUser {
[INFO] [stderr]     |            ----------- fields in this struct
[INFO] [stderr] 142 |     pub luminar: bool, // True, if this user should be managed by luminar
[INFO] [stderr] 143 |     pub uid: u32,
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 144 |     pub name: String,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LuminarUser` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `net_server` is never read
[INFO] [stderr]  --> src/core.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct LuminarServer {
[INFO] [stderr]   |            ------------- field in this struct
[INFO] [stderr] 7 |     pub res_manager: Arc<Mutex<LuminarResManager>>,
[INFO] [stderr] 8 |     pub net_server: LuminarNetServer,
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `listerner` and `pool` are never read
[INFO] [stderr]  --> src/network.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct LuminarNetServer {
[INFO] [stderr]   |            ---------------- fields in this struct
[INFO] [stderr] 6 |     pub listerner: TcpListener,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr] 7 |     pub pool: ThreadPool,
[INFO] [stderr]   |         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `LuminarNetServer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stderr]    --> src/backend.rs:177:49
[INFO] [stderr]     |
[INFO] [stderr] 177 |                         name: String::from(uname.clone()),
[INFO] [stderr]     |                                                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stderr]    --> src/backend.rs:228:53
[INFO] [stderr]     |
[INFO] [stderr] 228 | ...                   name: String::from(uname.deref()),
[INFO] [stderr]     |                                               ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `luminar` (bin "luminar" test) generated 9 warnings (run `cargo fix --bin "luminar" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/luminar-45c1c008914aacd5)
[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" "25c45e04d92b395612cd7a498a587b12f12d2e991b92b018cba86b54a21e34d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c45e04d92b395612cd7a498a587b12f12d2e991b92b018cba86b54a21e34d8", kill_on_drop: false }`
[INFO] [stdout] 25c45e04d92b395612cd7a498a587b12f12d2e991b92b018cba86b54a21e34d8
