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[INFO] testing AkhileshManda/MapReduce against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkhileshManda%2FMapReduce" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
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[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/coordinator/mod.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         /** JOB LIST */
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 99 |         let mut queue = self.jobs.write().await;
[INFO] [stdout]    |         ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/coordinator/mod.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         /** CHECK FOR DEAD WORKERS AND CHANGE THEIR STATUS OF JOBS */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |         let mut workers_list = self.workers.write().await;
[INFO] [stdout]     |         -------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/worker/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /** GET THE BUCKETS CORRESPONDING TO A JOB */
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 49 |     let buckets = jobs.entry(parent_job_id).or_insert(HashMap::new());
[INFO] [stdout]    |     ------------------------------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         /** CONNECT TO COORDINATOR */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 186 |         let mut client = CoordinatorClient::connect(format!("http://{}", COORDINATOR_ADDR)).await?;
[INFO] [stdout]     |         ------------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             /** GET A JOB */
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 /** DO THE MAP JOB */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 200 |                 let good_map = do_map_job(&mut self, inner.clone()).await;
[INFO] [stdout]     |                 ---------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 212 |                 send_map_job_done(self.id.clone(), &inner).await?;
[INFO] [stdout]     |                 ------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:214:17
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 /** IF A REDUCE JOB */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 215 |                 let workers: HashSet<u32> = inner.worker_ids.iter().cloned().collect();
[INFO] [stdout]     |                 ----------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:220:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 /** FOR EVERY WORKER */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 221 |                 let mut c_error = 0;
[INFO] [stdout]     |                 -------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |   ...                   /** REQUEST WORKER TO SEND MAP DATA */
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 228 | / ...                   let rep_connect = worker
[INFO] [stdout] 229 | | ...                       .map_data_request(MapDataRequestRequest {
[INFO] [stdout] 230 | | ...                           job_id: inner.parent_job_id,
[INFO] [stdout] 231 | | ...                           bucket_num: inner.job_id,
[INFO] [stdout] ...   |
[INFO] [stdout] 235 | | ...                       })
[INFO] [stdout] 236 | | ...                       .await;
[INFO] [stdout]     | |_________________________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:328:21
[INFO] [stdout]     |
[INFO] [stdout] 328 |                     /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 329 |                     send_reduce_job_done(self.id.clone(), &inner).await?;
[INFO] [stdout]     |                     ---------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |     let mut coordinator: Coordinator = Coordinator::new();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/worker/mod.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                     let mut worker_connect = connect(w).await;
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/worker/mod.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut file = tokio::fs::File::open(&input_file).await;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/worker/mod.rs:71:45
[INFO] [stdout]    |
[INFO] [stdout] 71 | ...                   let mut bucket = buckets.entry(h).or_insert(Vec::new());
[INFO] [stdout]    |                           ----^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clap::builder::TypedValueParser`
[INFO] [stdout]   --> src/coordinator/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use clap::builder::TypedValueParser;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tonic::codegen::Body`
[INFO] [stdout]   --> src/worker/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use tonic::codegen::Body;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/coordinator/mod.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             Err(e) => return Err(Status::new(Code::NotFound, "JOB APP INVALID")),
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]    --> src/coordinator/mod.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |         request: Request<RegisterRequest>,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:274:17
[INFO] [stdout]     |
[INFO] [stdout] 274 |             let mut requested_worker = workers_list.get_mut(&worker_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/coordinator/mod.rs:333:13
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let w = workers.get_mut(&worker_id).unwrap();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 354 |         let mut my_jobs = &mut me.jobs_done;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/worker/mod.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let res = client.heart_beat(HeartBeatRequest { worker_id: id }).await;
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "2e38cf845a0fcec96258d9fe7550cb27789da856aad50c2f0ab11388f9ec8abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e38cf845a0fcec96258d9fe7550cb27789da856aad50c2f0ab11388f9ec8abd", kill_on_drop: false }`
[INFO] [stdout] 2e38cf845a0fcec96258d9fe7550cb27789da856aad50c2f0ab11388f9ec8abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bca71ad480afb6651127ecd67ff45c6344688fd51f9e6892218b187fb9e5ee5f
[INFO] running `Command { std: "docker" "start" "-a" "bca71ad480afb6651127ecd67ff45c6344688fd51f9e6892218b187fb9e5ee5f", kill_on_drop: false }`
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/coordinator/mod.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         /** JOB LIST */
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 99 |         let mut queue = self.jobs.write().await;
[INFO] [stdout]    |         ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/coordinator/mod.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         /** CHECK FOR DEAD WORKERS AND CHANGE THEIR STATUS OF JOBS */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |         let mut workers_list = self.workers.write().await;
[INFO] [stdout]     |         -------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/worker/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /** GET THE BUCKETS CORRESPONDING TO A JOB */
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 49 |     let buckets = jobs.entry(parent_job_id).or_insert(HashMap::new());
[INFO] [stdout]    |     ------------------------------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         /** CONNECT TO COORDINATOR */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 186 |         let mut client = CoordinatorClient::connect(format!("http://{}", COORDINATOR_ADDR)).await?;
[INFO] [stdout]     |         ------------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             /** GET A JOB */
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 /** DO THE MAP JOB */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 200 |                 let good_map = do_map_job(&mut self, inner.clone()).await;
[INFO] [stdout]     |                 ---------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 212 |                 send_map_job_done(self.id.clone(), &inner).await?;
[INFO] [stdout]     |                 ------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling map_reduce v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:214:17
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 /** IF A REDUCE JOB */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 215 |                 let workers: HashSet<u32> = inner.worker_ids.iter().cloned().collect();
[INFO] [stdout]     |                 ----------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:220:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 /** FOR EVERY WORKER */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 221 |                 let mut c_error = 0;
[INFO] [stdout]     |                 -------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |   ...                   /** REQUEST WORKER TO SEND MAP DATA */
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 228 | / ...                   let rep_connect = worker
[INFO] [stdout] 229 | | ...                       .map_data_request(MapDataRequestRequest {
[INFO] [stdout] 230 | | ...                           job_id: inner.parent_job_id,
[INFO] [stdout] 231 | | ...                           bucket_num: inner.job_id,
[INFO] [stdout] ...   |
[INFO] [stdout] 235 | | ...                       })
[INFO] [stdout] 236 | | ...                       .await;
[INFO] [stdout]     | |_________________________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:328:21
[INFO] [stdout]     |
[INFO] [stdout] 328 |                     /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 329 |                     send_reduce_job_done(self.id.clone(), &inner).await?;
[INFO] [stdout]     |                     ---------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |     let mut coordinator: Coordinator = Coordinator::new();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/worker/mod.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                     let mut worker_connect = connect(w).await;
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/worker/mod.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut file = tokio::fs::File::open(&input_file).await;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/worker/mod.rs:71:45
[INFO] [stdout]    |
[INFO] [stdout] 71 | ...                   let mut bucket = buckets.entry(h).or_insert(Vec::new());
[INFO] [stdout]    |                           ----^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clap::builder::TypedValueParser`
[INFO] [stdout]   --> src/coordinator/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use clap::builder::TypedValueParser;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tonic::codegen::Body`
[INFO] [stdout]   --> src/worker/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use tonic::codegen::Body;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/coordinator/mod.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             Err(e) => return Err(Status::new(Code::NotFound, "JOB APP INVALID")),
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]    --> src/coordinator/mod.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |         request: Request<RegisterRequest>,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:274:17
[INFO] [stdout]     |
[INFO] [stdout] 274 |             let mut requested_worker = workers_list.get_mut(&worker_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/coordinator/mod.rs:333:13
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let w = workers.get_mut(&worker_id).unwrap();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 354 |         let mut my_jobs = &mut me.jobs_done;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/worker/mod.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let res = client.heart_beat(HeartBeatRequest { worker_id: id }).await;
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/coordinator/mod.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         /** JOB LIST */
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 99 |         let mut queue = self.jobs.write().await;
[INFO] [stdout]    |         ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/coordinator/mod.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         /** CHECK FOR DEAD WORKERS AND CHANGE THEIR STATUS OF JOBS */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |         let mut workers_list = self.workers.write().await;
[INFO] [stdout]     |         -------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/worker/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     /** GET THE BUCKETS CORRESPONDING TO A JOB */
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 49 |     let buckets = jobs.entry(parent_job_id).or_insert(HashMap::new());
[INFO] [stdout]    |     ------------------------------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |         /** CONNECT TO COORDINATOR */
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 186 |         let mut client = CoordinatorClient::connect(format!("http://{}", COORDINATOR_ADDR)).await?;
[INFO] [stdout]     |         ------------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:188:13
[INFO] [stdout]     |
[INFO] [stdout] 188 |             /** GET A JOB */
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 /** DO THE MAP JOB */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 200 |                 let good_map = do_map_job(&mut self, inner.clone()).await;
[INFO] [stdout]     |                 ---------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 212 |                 send_map_job_done(self.id.clone(), &inner).await?;
[INFO] [stdout]     |                 ------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:214:17
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 /** IF A REDUCE JOB */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 215 |                 let workers: HashSet<u32> = inner.worker_ids.iter().cloned().collect();
[INFO] [stdout]     |                 ----------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:220:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |                 /** FOR EVERY WORKER */
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 221 |                 let mut c_error = 0;
[INFO] [stdout]     |                 -------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:227:29
[INFO] [stdout]     |
[INFO] [stdout] 227 |   ...                   /** REQUEST WORKER TO SEND MAP DATA */
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 228 | / ...                   let rep_connect = worker
[INFO] [stdout] 229 | | ...                       .map_data_request(MapDataRequestRequest {
[INFO] [stdout] 230 | | ...                           job_id: inner.parent_job_id,
[INFO] [stdout] 231 | | ...                           bucket_num: inner.job_id,
[INFO] [stdout] ...   |
[INFO] [stdout] 235 | | ...                       })
[INFO] [stdout] 236 | | ...                       .await;
[INFO] [stdout]     | |_________________________________- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/worker/mod.rs:328:21
[INFO] [stdout]     |
[INFO] [stdout] 328 |                     /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 329 |                     send_reduce_job_done(self.id.clone(), &inner).await?;
[INFO] [stdout]     |                     ---------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `/* */` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Level` and `log`
[INFO] [stdout]   --> src/tests/mod.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | use log::{log, Level};
[INFO] [stdout]    |           ^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |     let mut coordinator: Coordinator = Coordinator::new();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/worker/mod.rs:223:25
[INFO] [stdout]     |
[INFO] [stdout] 223 |                     let mut worker_connect = connect(w).await;
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/worker/mod.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut file = tokio::fs::File::open(&input_file).await;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/worker/mod.rs:71:45
[INFO] [stdout]    |
[INFO] [stdout] 71 | ...                   let mut bucket = buckets.entry(h).or_insert(Vec::new());
[INFO] [stdout]    |                           ----^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clap::builder::TypedValueParser`
[INFO] [stdout]   --> src/coordinator/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use clap::builder::TypedValueParser;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tonic::codegen::Body`
[INFO] [stdout]   --> src/worker/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use tonic::codegen::Body;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/coordinator/mod.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             Err(e) => return Err(Status::new(Code::NotFound, "JOB APP INVALID")),
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]    --> src/coordinator/mod.rs:187:9
[INFO] [stdout]     |
[INFO] [stdout] 187 |         request: Request<RegisterRequest>,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:274:17
[INFO] [stdout]     |
[INFO] [stdout] 274 |             let mut requested_worker = workers_list.get_mut(&worker_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]    --> src/coordinator/mod.rs:333:13
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let w = workers.get_mut(&worker_id).unwrap();
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/coordinator/mod.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 354 |         let mut my_jobs = &mut me.jobs_done;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/worker/mod.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let res = client.heart_beat(HeartBeatRequest { worker_id: id }).await;
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/tests/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let s = postprocess_job(&output_dir, "wc", n_reduce)
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]   --> src/tests/mod.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut res = poll_job(&mut client, job_id).await?;
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/tests/mod.rs:122:19
[INFO] [stdout]     |
[INFO] [stdout] 122 |     let mut res = poll_job(&mut client, job_id).await?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `res` is never read
[INFO] [stdout]    --> src/tests/mod.rs:172:19
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let mut res = poll_job(&mut client, job_id).await?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "bca71ad480afb6651127ecd67ff45c6344688fd51f9e6892218b187fb9e5ee5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bca71ad480afb6651127ecd67ff45c6344688fd51f9e6892218b187fb9e5ee5f", kill_on_drop: false }`
[INFO] [stdout] bca71ad480afb6651127ecd67ff45c6344688fd51f9e6892218b187fb9e5ee5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a6e58a058fd69fb93cae994478578d697410a6f722a26cc2c8b1091a28b71960
[INFO] running `Command { std: "docker" "start" "-a" "a6e58a058fd69fb93cae994478578d697410a6f722a26cc2c8b1091a28b71960", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/coordinator/mod.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         /** JOB LIST */
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 99 |         let mut queue = self.jobs.write().await;
[INFO] [stderr]    |         ---------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/coordinator/mod.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         /** CHECK FOR DEAD WORKERS AND CHANGE THEIR STATUS OF JOBS */
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 234 |         let mut workers_list = self.workers.write().await;
[INFO] [stderr]     |         -------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/worker/mod.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     /** GET THE BUCKETS CORRESPONDING TO A JOB */
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 49 |     let buckets = jobs.entry(parent_job_id).or_insert(HashMap::new());
[INFO] [stderr]    |     ------------------------------------------------------------------ rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:185:9
[INFO] [stderr]     |
[INFO] [stderr] 185 |         /** CONNECT TO COORDINATOR */
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 186 |         let mut client = CoordinatorClient::connect(format!("http://{}", COORDINATOR_ADDR)).await?;
[INFO] [stderr]     |         ------------------------------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |             /** GET A JOB */
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:199:17
[INFO] [stderr]     |
[INFO] [stderr] 199 |                 /** DO THE MAP JOB */
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 200 |                 let good_map = do_map_job(&mut self, inner.clone()).await;
[INFO] [stderr]     |                 ---------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 212 |                 send_map_job_done(self.id.clone(), &inner).await?;
[INFO] [stderr]     |                 ------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:214:17
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 /** IF A REDUCE JOB */
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 215 |                 let workers: HashSet<u32> = inner.worker_ids.iter().cloned().collect();
[INFO] [stderr]     |                 ----------------------------------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:220:17
[INFO] [stderr]     |
[INFO] [stderr] 220 |                 /** FOR EVERY WORKER */
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 221 |                 let mut c_error = 0;
[INFO] [stderr]     |                 -------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:227:29
[INFO] [stderr]     |
[INFO] [stderr] 227 |   ...                   /** REQUEST WORKER TO SEND MAP DATA */
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 228 | / ...                   let rep_connect = worker
[INFO] [stderr] 229 | | ...                       .map_data_request(MapDataRequestRequest {
[INFO] [stderr] 230 | | ...                           job_id: inner.parent_job_id,
[INFO] [stderr] 231 | | ...                           bucket_num: inner.job_id,
[INFO] [stderr] ...   |
[INFO] [stderr] 235 | | ...                       })
[INFO] [stderr] 236 | | ...                       .await;
[INFO] [stderr]     | |_________________________________- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/worker/mod.rs:328:21
[INFO] [stderr]     |
[INFO] [stderr] 328 |                     /** LET THE COORDINATOR KNOW ABOUT COMPLETION */
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 329 |                     send_reduce_job_done(self.id.clone(), &inner).await?;
[INFO] [stderr]     |                     ---------------------------------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `/* */` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/coordinator/mod.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |     let mut coordinator: Coordinator = Coordinator::new();
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/worker/mod.rs:223:25
[INFO] [stderr]     |
[INFO] [stderr] 223 |                     let mut worker_connect = connect(w).await;
[INFO] [stderr]     |                         ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/worker/mod.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |     let mut file = tokio::fs::File::open(&input_file).await;
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/worker/mod.rs:71:45
[INFO] [stderr]    |
[INFO] [stderr] 71 | ...                   let mut bucket = buckets.entry(h).or_insert(Vec::new());
[INFO] [stderr]    |                           ----^^^^^^
[INFO] [stderr]    |                           |
[INFO] [stderr]    |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `clap::builder::TypedValueParser`
[INFO] [stderr]   --> src/coordinator/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use clap::builder::TypedValueParser;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tonic::codegen::Body`
[INFO] [stderr]   --> src/worker/mod.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | use tonic::codegen::Body;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/coordinator/mod.rs:161:17
[INFO] [stderr]     |
[INFO] [stderr] 161 |             Err(e) => return Err(Status::new(Code::NotFound, "JOB APP INVALID")),
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]    --> src/coordinator/mod.rs:187:9
[INFO] [stderr]     |
[INFO] [stderr] 187 |         request: Request<RegisterRequest>,
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/coordinator/mod.rs:274:17
[INFO] [stderr]     |
[INFO] [stderr] 274 |             let mut requested_worker = workers_list.get_mut(&worker_id).unwrap();
[INFO] [stderr]     |                 ----^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `w`
[INFO] [stderr]    --> src/coordinator/mod.rs:333:13
[INFO] [stderr]     |
[INFO] [stderr] 333 |         let w = workers.get_mut(&worker_id).unwrap();
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/coordinator/mod.rs:354:13
[INFO] [stderr]     |
[INFO] [stderr] 354 |         let mut my_jobs = &mut me.jobs_done;
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/worker/mod.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let res = client.heart_beat(HeartBeatRequest { worker_id: id }).await;
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Level` and `log`
[INFO] [stderr]   --> src/tests/mod.rs:13:11
[INFO] [stderr]    |
[INFO] [stderr] 13 | use log::{log, Level};
[INFO] [stderr]    |           ^^^  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `clap::builder::TypedValueParser`
[INFO] [stderr]   --> src/coordinator/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use clap::builder::TypedValueParser;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/tests/mod.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let s = postprocess_job(&output_dir, "wc", n_reduce)
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]   --> src/tests/mod.rs:67:19
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut res = poll_job(&mut client, job_id).await?;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/tests/mod.rs:122:19
[INFO] [stderr]     |
[INFO] [stderr] 122 |     let mut res = poll_job(&mut client, job_id).await?;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `res` is never read
[INFO] [stderr]    --> src/tests/mod.rs:172:19
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let mut res = poll_job(&mut client, job_id).await?;
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `map_reduce` (lib) generated 23 warnings (run `cargo fix --lib -p map_reduce` to apply 10 suggestions)
[INFO] [stderr] warning: `map_reduce` (lib test) generated 28 warnings (22 duplicates) (run `cargo fix --lib -p map_reduce --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/map_reduce-311b6476bbeabe54)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_vertex ... ok
[INFO] [stdout] test tests::test_wc ... ok
[INFO] [stdout] test tests::test_grep has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a6e58a058fd69fb93cae994478578d697410a6f722a26cc2c8b1091a28b71960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e58a058fd69fb93cae994478578d697410a6f722a26cc2c8b1091a28b71960", kill_on_drop: false }`
[INFO] [stdout] a6e58a058fd69fb93cae994478578d697410a6f722a26cc2c8b1091a28b71960
