[INFO] cloning repository https://github.com/AlexanderChen1989/grpc-lb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderChen1989/grpc-lb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderChen1989%2Fgrpc-lb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderChen1989%2Fgrpc-lb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9159021d1833a51264fba3262da48971e02b2fa3
[INFO] testing AlexanderChen1989/grpc-lb against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderChen1989%2Fgrpc-lb" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlexanderChen1989/grpc-lb
[INFO] finished tweaking git repo https://github.com/AlexanderChen1989/grpc-lb
[INFO] tweaked toml for git repo https://github.com/AlexanderChen1989/grpc-lb written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlexanderChen1989/grpc-lb on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
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[INFO] crate git repo https://github.com/AlexanderChen1989/grpc-lb 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server5.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 70 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server5.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 76 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]    --> src/bin/server5.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout]  97 | struct Worker {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/bin/client5.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let d = now.elapsed();
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Remove` is never constructed
[INFO] [stdout]    --> src/bin/client5.rs:259:5
[INFO] [stdout]     |
[INFO] [stdout] 257 | enum Change {
[INFO] [stdout]     |      ------ variant in this enum
[INFO] [stdout] 258 |     Insert(String, Endpoint),
[INFO] [stdout] 259 |     Remove(String),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> src/bin/client3.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct Pair<K: PartialEq>(K, Endpoint);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server2.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 59 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server2.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 65 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `after` is never used
[INFO] [stdout]   --> src/bin/server2.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn after(n: u64) -> impl Future {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]   --> src/bin/server2.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 93 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server4.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 70 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server4.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 76 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]    --> src/bin/server4.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout]  97 | struct Worker {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server3.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 71 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server3.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 77 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `after` is never used
[INFO] [stdout]   --> src/bin/server3.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn after(n: u64) -> impl Future {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]    --> src/bin/server3.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct Worker {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 105 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "24935ccc3c37d38fa2dd95e1f2cd0bd5ea0e8f96bd35f0c04603fc0552d649e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24935ccc3c37d38fa2dd95e1f2cd0bd5ea0e8f96bd35f0c04603fc0552d649e9", kill_on_drop: false }`
[INFO] [stdout] 24935ccc3c37d38fa2dd95e1f2cd0bd5ea0e8f96bd35f0c04603fc0552d649e9
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cac6ce0d70e212bec3f4cb29aab8801d1593ab85038ea69afd352528bacb6099
[INFO] running `Command { std: "docker" "start" "-a" "cac6ce0d70e212bec3f4cb29aab8801d1593ab85038ea69afd352528bacb6099", kill_on_drop: false }`
[INFO] [stderr]    Compiling nice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server5.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 70 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server5.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 76 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]    --> src/bin/server5.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout]  97 | struct Worker {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]    --> src/bin/client5.rs:244:17
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let d = now.elapsed();
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Remove` is never constructed
[INFO] [stdout]    --> src/bin/client5.rs:259:5
[INFO] [stdout]     |
[INFO] [stdout] 257 | enum Change {
[INFO] [stdout]     |      ------ variant in this enum
[INFO] [stdout] 258 |     Insert(String, Endpoint),
[INFO] [stdout] 259 |     Remove(String),
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> src/bin/client3.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 | struct Pair<K: PartialEq>(K, Endpoint);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server3.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 71 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server3.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 77 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `after` is never used
[INFO] [stdout]   --> src/bin/server3.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn after(n: u64) -> impl Future {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]    --> src/bin/server3.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 102 | struct Worker {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 105 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server4.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 70 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server4.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 75 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 76 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]    --> src/bin/server4.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout]  97 | struct Worker {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `req` is never read
[INFO] [stdout]   --> src/bin/server2.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct Request {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 59 |     req: HelloReq,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rt` is never read
[INFO] [stdout]   --> src/bin/server2.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct HelloServiceImpl {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] 65 |     rt: Arc<Runtime>,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `after` is never used
[INFO] [stdout]   --> src/bin/server2.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn after(n: u64) -> impl Future {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rng_rx` is never read
[INFO] [stdout]   --> src/bin/server2.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 93 |     rng_rx: flume::Receiver<u64>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "cac6ce0d70e212bec3f4cb29aab8801d1593ab85038ea69afd352528bacb6099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac6ce0d70e212bec3f4cb29aab8801d1593ab85038ea69afd352528bacb6099", kill_on_drop: false }`
[INFO] [stdout] cac6ce0d70e212bec3f4cb29aab8801d1593ab85038ea69afd352528bacb6099
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c04768dd254445583efda32ea99d03c334b6bd45a0154ed64759e3424de2f35c
[INFO] running `Command { std: "docker" "start" "-a" "c04768dd254445583efda32ea99d03c334b6bd45a0154ed64759e3424de2f35c", kill_on_drop: false }`
[INFO] [stderr] warning: field `req` is never read
[INFO] [stderr]   --> src/bin/server5.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 69 | struct Request {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] 70 |     req: HelloReq,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `rt` is never read
[INFO] [stderr]   --> src/bin/server5.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 75 | struct HelloServiceImpl {
[INFO] [stderr]    |        ---------------- field in this struct
[INFO] [stderr] 76 |     rt: Arc<Runtime>,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `rng_rx` is never read
[INFO] [stderr]    --> src/bin/server5.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr]  97 | struct Worker {
[INFO] [stderr]     |        ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 100 |     rng_rx: flume::Receiver<u64>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `req` is never read
[INFO] [stderr]   --> src/bin/server4.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 69 | struct Request {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] 70 |     req: HelloReq,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `rt` is never read
[INFO] [stderr]   --> src/bin/server4.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 75 | struct HelloServiceImpl {
[INFO] [stderr]    |        ---------------- field in this struct
[INFO] [stderr] 76 |     rt: Arc<Runtime>,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `rng_rx` is never read
[INFO] [stderr]    --> src/bin/server4.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr]  97 | struct Worker {
[INFO] [stderr]     |        ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 100 |     rng_rx: flume::Receiver<u64>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Pair` is never constructed
[INFO] [stderr]   --> src/bin/client3.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 | struct Pair<K: PartialEq>(K, Endpoint);
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `req` is never read
[INFO] [stderr]   --> src/bin/server3.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | struct Request {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] 71 |     req: HelloReq,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `rt` is never read
[INFO] [stderr]   --> src/bin/server3.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | struct HelloServiceImpl {
[INFO] [stderr]    |        ---------------- field in this struct
[INFO] [stderr] 77 |     rt: Arc<Runtime>,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `after` is never used
[INFO] [stderr]   --> src/bin/server3.rs:81:4
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn after(n: u64) -> impl Future {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `rng_rx` is never read
[INFO] [stderr]    --> src/bin/server3.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 102 | struct Worker {
[INFO] [stderr]     |        ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 105 |     rng_rx: flume::Receiver<u64>,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `req` is never read
[INFO] [stderr]   --> src/bin/server2.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 58 | struct Request {
[INFO] [stderr]    |        ------- field in this struct
[INFO] [stderr] 59 |     req: HelloReq,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `rt` is never read
[INFO] [stderr]   --> src/bin/server2.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 64 | struct HelloServiceImpl {
[INFO] [stderr]    |        ---------------- field in this struct
[INFO] [stderr] 65 |     rt: Arc<Runtime>,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `HelloServiceImpl` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `after` is never used
[INFO] [stderr]   --> src/bin/server2.rs:69:4
[INFO] [stderr]    |
[INFO] [stderr] 69 | fn after(n: u64) -> impl Future {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `rng_rx` is never read
[INFO] [stderr]   --> src/bin/server2.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 90 | struct Worker {
[INFO] [stderr]    |        ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 93 |     rng_rx: flume::Receiver<u64>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `d`
[INFO] [stderr]    --> src/bin/client5.rs:244:17
[INFO] [stderr]     |
[INFO] [stderr] 244 |             let d = now.elapsed();
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Remove` is never constructed
[INFO] [stderr]    --> src/bin/client5.rs:259:5
[INFO] [stderr]     |
[INFO] [stderr] 257 | enum Change {
[INFO] [stderr]     |      ------ variant in this enum
[INFO] [stderr] 258 |     Insert(String, Endpoint),
[INFO] [stderr] 259 |     Remove(String),
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nice` (bin "server5" test) generated 3 warnings
[INFO] [stderr] warning: `nice` (bin "server4" test) generated 3 warnings
[INFO] [stderr] warning: `nice` (bin "client3" test) generated 1 warning
[INFO] [stderr] warning: `nice` (bin "server3" test) generated 4 warnings
[INFO] [stderr] warning: `nice` (bin "server2" test) generated 4 warnings
[INFO] [stderr] warning: `nice` (bin "client5" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nice-e5c1ddff4aaac62c)
[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/bin/channel.rs (/opt/rustwide/target/debug/deps/channel-ff8c33e3147df5db)
[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/bin/client.rs (/opt/rustwide/target/debug/deps/client-292851ece8aaba00)
[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/bin/client2.rs (/opt/rustwide/target/debug/deps/client2-f924e8f1a1eeecc1)
[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/bin/client3.rs (/opt/rustwide/target/debug/deps/client3-403b831854236155)
[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/bin/client4.rs (/opt/rustwide/target/debug/deps/client4-830367164199f4ca)
[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/bin/client5.rs (/opt/rustwide/target/debug/deps/client5-874f4483df3dfc3f)
[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/bin/dns.rs (/opt/rustwide/target/debug/deps/dns-db08f92deda24ca5)
[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/bin/http_client.rs (/opt/rustwide/target/debug/deps/http_client-33e9b8801a2b5c49)
[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/bin/http_server.rs (/opt/rustwide/target/debug/deps/http_server-4adf5220dd352d6b)
[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] [stdout] 
[INFO] [stderr]      Running unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/server-331241dd7547baa4)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/server2.rs (/opt/rustwide/target/debug/deps/server2-fd0d8ae92aad6f77)
[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] [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/bin/server3.rs (/opt/rustwide/target/debug/deps/server3-586bfe3c17f23ee7)
[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/bin/server4.rs (/opt/rustwide/target/debug/deps/server4-7da411b6fa397d87)
[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/bin/server5.rs (/opt/rustwide/target/debug/deps/server5-954a1870cd720521)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/test.rs (/opt/rustwide/target/debug/deps/test-607fd94cb0b418f2)
[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 nice
[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] [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" "c04768dd254445583efda32ea99d03c334b6bd45a0154ed64759e3424de2f35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04768dd254445583efda32ea99d03c334b6bd45a0154ed64759e3424de2f35c", kill_on_drop: false }`
[INFO] [stdout] c04768dd254445583efda32ea99d03c334b6bd45a0154ed64759e3424de2f35c