[INFO] cloning repository https://github.com/AkhileshManda/MapReduce
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AkhileshManda/MapReduce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkhileshManda%2FMapReduce", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkhileshManda%2FMapReduce'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdb604fb4d2fff1b839abb17a19b9694ce294466
[INFO] testing AkhileshManda/MapReduce against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkhileshManda%2FMapReduce" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/AkhileshManda/MapReduce
[INFO] finished tweaking git repo https://github.com/AkhileshManda/MapReduce
[INFO] tweaked toml for git repo https://github.com/AkhileshManda/MapReduce written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AkhileshManda/MapReduce on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AkhileshManda/MapReduce 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "a2fc173fe7884b9a470d6bafa4a8870e661a9d28d572a21a1530baf65c3768e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fc173fe7884b9a470d6bafa4a8870e661a9d28d572a21a1530baf65c3768e8", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5002ca1ce02e27f3bd48a24e724bcac26bfb4df43096663f66b3038f4bb61f6
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[INFO] [stderr]    Compiling proc-macro2 v1.0.42
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[INFO] [stderr]    Compiling map_reduce v1.0.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling futures-executor v0.3.21
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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 57.80s
[INFO] running `Command { std: "docker" "inspect" "c5002ca1ce02e27f3bd48a24e724bcac26bfb4df43096663f66b3038f4bb61f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5002ca1ce02e27f3bd48a24e724bcac26bfb4df43096663f66b3038f4bb61f6", kill_on_drop: false }`
[INFO] [stdout] c5002ca1ce02e27f3bd48a24e724bcac26bfb4df43096663f66b3038f4bb61f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54f1f19871423f37bb7e9ce424a8ef3d4edbd942421db3ff310d85fb19500ac1
[INFO] running `Command { std: "docker" "start" "-a" "54f1f19871423f37bb7e9ce424a8ef3d4edbd942421db3ff310d85fb19500ac1", 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] [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]    Compiling map_reduce v1.0.0 (/opt/rustwide/workdir)
[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 6.22s
[INFO] running `Command { std: "docker" "inspect" "54f1f19871423f37bb7e9ce424a8ef3d4edbd942421db3ff310d85fb19500ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f1f19871423f37bb7e9ce424a8ef3d4edbd942421db3ff310d85fb19500ac1", kill_on_drop: false }`
[INFO] [stdout] 54f1f19871423f37bb7e9ce424a8ef3d4edbd942421db3ff310d85fb19500ac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7ffcf60363c674d41595d96fc0e36dcae1542f5412ef46c323a8d5d31e1bdab
[INFO] running `Command { std: "docker" "start" "-a" "f7ffcf60363c674d41595d96fc0e36dcae1542f5412ef46c323a8d5d31e1bdab", 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 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/map_reduce-4152a364468253b7)
[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 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_grep stdout ----
[INFO] [stdout] running test
[INFO] [stdout] WORKER: 4 REQ JOB.
[INFO] [stdout] WORKER: 5 REQ JOB.
[INFO] [stdout] WORKER: 6 REQ JOB.
[INFO] [stdout] WORKER:4 DONE WITH JOB 4
[INFO] [stdout] WORKER:5 DONE WITH JOB 2
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_grep' (26) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.2.0/src/bytes.rs:412:9:
[INFO] [stdout] split_to out of bounds: 1751477356 <= 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5e6001a0a31a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5e6001a0a31a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5e6001a0a31a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5e6001a0a31a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5e6001a2226a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5e6001a2226a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x5e6001a0f1f2 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5e6001a0f1f2 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5e60019e769f - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5e60019e769f - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5e6001a02119 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5e600143f82c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5e600143f82c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5e6001a02392 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5e6001a02392 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5e60019e7758 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5e60019def39 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5e60019e862d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5e6001a22b7c - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5e60019cd101 - bytes::bytes::Bytes::split_to::hff34deb6a7ab10da
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.2.0/src/bytes.rs:412:9
[INFO] [stdout]   20:     0x5e60013d43f6 - <map_reduce::codec::LengthDelimitedReader as core::iter::traits::iterator::Iterator>::next::h8584bd9e6e413cda
[INFO] [stdout]                                at /opt/rustwide/workdir/src/codec/mod.rs:142:30
[INFO] [stdout]   21:     0x5e6001353322 - map_reduce::app::grep::deserialize_args::hb1159395d6387632
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/grep.rs:28:16
[INFO] [stdout]   22:     0x5e60013536da - map_reduce::app::grep::map::h95fc332ca07548bf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/grep.rs:38:16
[INFO] [stdout]   23:     0x5e6001357aff - map_reduce::worker::do_map_job::{{closure}}::h590e4e177bd91616
[INFO] [stdout]                                at /opt/rustwide/workdir/src/worker/mod.rs:63:33
[INFO] [stdout]   24:     0x5e600135faaf - map_reduce::worker::Worker::run::{{closure}}::hf22f23841f127959
[INFO] [stdout]                                at /opt/rustwide/workdir/src/worker/mod.rs:200:69
[INFO] [stdout]   25:     0x5e600135b373 - map_reduce::worker::start::{{closure}}::hc9ea4106c71c729f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/worker/mod.rs:378:18
[INFO] [stdout]   26:     0x5e60012b06b6 - map_reduce::utils::start_cluster::{{closure}}::{{closure}}::h157da1786875159f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/utils.rs:48:50
[INFO] [stdout]   27:     0x5e60012529fd - <core::pin::Pin<P> as core::future::future::Future>::poll::h4131e7dfe285021c
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/future/future.rs:133:9
[INFO] [stdout]   28:     0x5e6001342560 - tokio::runtime::task::core::CoreStage<T>::poll::{{closure}}::h262850e363f046c9
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/core.rs:165:24
[INFO] [stdout]   29:     0x5e6001394da6 - tokio::loom::std::unsafe_cell::UnsafeCell<T>::with_mut::h5cd6e4189bb18955
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/loom/std/unsafe_cell.rs:14:9
[INFO] [stdout]   30:     0x5e6001341f62 - tokio::runtime::task::core::CoreStage<T>::poll::h956b93dcb8d660d0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/core.rs:155:24
[INFO] [stdout]   31:     0x5e6001293b7d - tokio::runtime::task::harness::poll_future::{{closure}}::h8fd72380e51b69eb
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/harness.rs:480:30
[INFO] [stdout]   32:     0x5e60012d4670 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfaf039d953b57c4b
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   33:     0x5e60013a5a9e - std::panicking::catch_unwind::do_call::h17ce9de008e9a7eb
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   34:     0x5e60013a180b - __rust_try
[INFO] [stdout]   35:     0x5e600138e283 - std::panicking::catch_unwind::h465cb3ff771f19bb
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   36:     0x5e600138e283 - std::panic::catch_unwind::h8b4e5084d25110a8
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   37:     0x5e600128d0e1 - tokio::runtime::task::harness::poll_future::h396b6f7390d74b1e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/harness.rs:468:18
[INFO] [stdout]   38:     0x5e600129570a - tokio::runtime::task::harness::Harness<T,S>::poll_inner::h133789214b5c1c13
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/harness.rs:104:27
[INFO] [stdout]   39:     0x5e60012a2d83 - tokio::runtime::task::harness::Harness<T,S>::poll::hcc068fa544638729
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/harness.rs:57:20
[INFO] [stdout]   40:     0x5e60013b110b - tokio::runtime::task::raw::poll::hb98e6fcad6b562a2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/raw.rs:144:13
[INFO] [stdout]   41:     0x5e6001806bf7 - tokio::runtime::task::raw::RawTask::poll::h172034e8f36faf3f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/raw.rs:84:18
[INFO] [stdout]   42:     0x5e6001309bb1 - tokio::runtime::task::LocalNotified<S>::run::he6aa0a5ecc52949f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/mod.rs:381:13
[INFO] [stdout]   43:     0x5e600124ceea - tokio::runtime::basic_scheduler::CoreGuard::block_on::{{closure}}::{{closure}}::h7fb7b5486836b973
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:582:30
[INFO] [stdout]   44:     0x5e60013fb22c - tokio::coop::with_budget::{{closure}}::hca2f359c1085bbd4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/coop.rs:102:9
[INFO] [stdout]   45:     0x5e60013a41f7 - std::thread::local::LocalKey<T>::try_with::h0558c18446851597
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   46:     0x5e60013a40fe - std::thread::local::LocalKey<T>::with::hff44dbd1ec97ca09
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   47:     0x5e6001247f12 - tokio::coop::with_budget::h4013a9c8f356da5d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/coop.rs:95:13
[INFO] [stdout]   48:     0x5e6001247f12 - tokio::coop::budget::h637989602a246ca0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/coop.rs:72:5
[INFO] [stdout]   49:     0x5e6001247f12 - tokio::runtime::basic_scheduler::Context::run_task::{{closure}}::h408474c9b07ef3c9
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:302:29
[INFO] [stdout]   50:     0x5e60012475a6 - tokio::runtime::basic_scheduler::Context::enter::h9fcb292fa766e68e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:367:19
[INFO] [stdout]   51:     0x5e6001247d98 - tokio::runtime::basic_scheduler::Context::run_task::hcaa19cd155a8e2ac
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:302:14
[INFO] [stdout]   52:     0x5e600124b740 - tokio::runtime::basic_scheduler::CoreGuard::block_on::{{closure}}::h5b64a94b89b3095a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:581:42
[INFO] [stdout]   53:     0x5e600124abdb - tokio::runtime::basic_scheduler::CoreGuard::enter::{{closure}}::h740a3c0ba24aa411
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:613:57
[INFO] [stdout]   54:     0x5e60014107da - tokio::macros::scoped_tls::ScopedKey<T>::set::h9de837c8dc11c0e2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/macros/scoped_tls.rs:61:9
[INFO] [stdout]   55:     0x5e600124a534 - tokio::runtime::basic_scheduler::CoreGuard::enter::h26e7c543b42dee17
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:613:35
[INFO] [stdout]   56:     0x5e600124ad0a - tokio::runtime::basic_scheduler::CoreGuard::block_on::h08ec3bd02d85cc68
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:533:24
[INFO] [stdout]   57:     0x5e600124625e - tokio::runtime::basic_scheduler::BasicScheduler::block_on::hfd27c78aaa16bcf3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:179:29
[INFO] [stdout]   58:     0x5e600139af4d - tokio::runtime::Runtime::block_on::h330420ac232c4c3b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/mod.rs:482:51
[INFO] [stdout]   59:     0x5e60012aea12 - map_reduce::tests::test_grep::h2155b6c1bfcaa7e4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/mod.rs:196:7
[INFO] [stdout]   60:     0x5e60012b0227 - map_reduce::tests::test_grep::{{closure}}::ha40a44b0be5746b8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/mod.rs:150:25
[INFO] [stdout]   61:     0x5e6001203b26 - core::ops::function::FnOnce::call_once::hc1af8c2cc8e9f8f9
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   62:     0x5e600143390b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   63:     0x5e600143390b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   64:     0x5e60014402fb - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   65:     0x5e60014402fb - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   66:     0x5e60014402fb - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   67:     0x5e60014402fb - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   68:     0x5e60014402fb - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   69:     0x5e60014402fb - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   70:     0x5e60014402fb - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   71:     0x5e600143ba14 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   72:     0x5e600143ba14 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   73:     0x5e6001442f02 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   74:     0x5e6001442f02 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   75:     0x5e6001442f02 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   76:     0x5e6001442f02 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   77:     0x5e6001442f02 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   78:     0x5e6001442f02 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   79:     0x5e6001442f02 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   80:     0x5e6001a09a6f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   81:     0x5e6001a09a6f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   82:     0x76ba4fe8baa4 - <unknown>
[INFO] [stdout]   83:     0x76ba4ff18a64 - clone
[INFO] [stdout]   84:                0x0 - <unknown>
[INFO] [stdout] WORKER: 4 REQ JOB.
[INFO] [stdout] WORKER: 5 REQ JOB.
[INFO] [stdout] WORKER IDS: {5, 3, 1, 2, 4}
[INFO] [stdout] STARTING REDUCE BY WORKER 4
[INFO] [stdout] WORKER IDS: {1, 2, 5, 4, 3}
[INFO] [stdout] STARTING REDUCE BY WORKER 5
[INFO] [stdout] WORKER:5 DONE WITH REDUCE JOB 2
[INFO] [stdout] WORKER: 5 REQ JOB.
[INFO] [stdout] WORKER:4 DONE WITH REDUCE JOB 1
[INFO] [stdout] WORKER: 4 REQ JOB.
[INFO] [stdout] WORKER: 5 REQ JOB.
[INFO] [stdout] WORKER: 4 REQ JOB.
[INFO] [stdout] Error: status: Unavailable, message: "error trying to connect: tcp connect error: Connection refused (os error 111)", details: [], metadata: MetadataMap { headers: {} }
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     0: transport error
[INFO] [stdout]     1: error trying to connect: tcp connect error: Connection refused (os error 111)
[INFO] [stdout]     2: tcp connect error: Connection refused (os error 111)
[INFO] [stdout]     3: Connection refused (os error 111)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_grep
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.24s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f7ffcf60363c674d41595d96fc0e36dcae1542f5412ef46c323a8d5d31e1bdab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ffcf60363c674d41595d96fc0e36dcae1542f5412ef46c323a8d5d31e1bdab", kill_on_drop: false }`
[INFO] [stdout] f7ffcf60363c674d41595d96fc0e36dcae1542f5412ef46c323a8d5d31e1bdab
