[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 }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdb604fb4d2fff1b839abb17a19b9694ce294466
[INFO] testing AkhileshManda/MapReduce against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkhileshManda%2FMapReduce" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AkhileshManda/MapReduce on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "63dfbc59a6edeed2658a71dcdae253d40fdc575dffd68d19e0c5e99792c763ad", kill_on_drop: false }`
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[INFO] [stdout] 63dfbc59a6edeed2658a71dcdae253d40fdc575dffd68d19e0c5e99792c763ad
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[INFO] [stdout] 02a92056c022a147f0b3bc0c2f47be2f69263db578858490e38306a6e8c1018e
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[INFO] [stderr]    Compiling futures 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)]` 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)]` 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: 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]    = note: `#[warn(unused_variables)]` on by default
[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)]` 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] 
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "02a92056c022a147f0b3bc0c2f47be2f69263db578858490e38306a6e8c1018e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a92056c022a147f0b3bc0c2f47be2f69263db578858490e38306a6e8c1018e", kill_on_drop: false }`
[INFO] [stdout] 02a92056c022a147f0b3bc0c2f47be2f69263db578858490e38306a6e8c1018e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52ff7fe80845ea678268e606d6953b2b82ffd38805e5741a8be1acaa3d13cb94
[INFO] running `Command { std: "docker" "start" "-a" "52ff7fe80845ea678268e606d6953b2b82ffd38805e5741a8be1acaa3d13cb94", 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)]` 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] [stderr]    Compiling map_reduce v1.0.0 (/opt/rustwide/workdir)
[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)]` 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: 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]    = note: `#[warn(unused_variables)]` on by default
[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)]` 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] 
[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 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)]` 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)]` 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)]` 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: 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]    = note: `#[warn(unused_variables)]` on by default
[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] 
[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: value assigned to `res` is never read
[INFO] [stdout]   --> src/tests/mod.rs:67:13
[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)]` on by default
[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:122:13
[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:172:13
[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 7.84s
[INFO] running `Command { std: "docker" "inspect" "52ff7fe80845ea678268e606d6953b2b82ffd38805e5741a8be1acaa3d13cb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ff7fe80845ea678268e606d6953b2b82ffd38805e5741a8be1acaa3d13cb94", kill_on_drop: false }`
[INFO] [stdout] 52ff7fe80845ea678268e606d6953b2b82ffd38805e5741a8be1acaa3d13cb94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87e3e650c626821bac1702d870f02b36c5b351183a7aac4178e6e6777da2e66e
[INFO] running `Command { std: "docker" "start" "-a" "87e3e650c626821bac1702d870f02b36c5b351183a7aac4178e6e6777da2e66e", 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)]` 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)]` 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: 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]    = note: `#[warn(unused_variables)]` on by default
[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)]` 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] 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 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)]` 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: value assigned to `res` is never read
[INFO] [stderr]   --> src/tests/mod.rs:67:13
[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)]` on by default
[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:122:13
[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:172:13
[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 6 suggestions)
[INFO] [stderr] warning: `map_reduce` (lib test) generated 28 warnings (22 duplicates) (run `cargo fix --lib -p map_reduce --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/map_reduce-f6a73426f891c0dd)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_vertex ... ok
[INFO] [stdout] test tests::test_wc ... FAILED
[INFO] [stdout] test tests::test_grep ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_wc stdout ----
[INFO] [stdout] running test
[INFO] [stdout] WORKER: 7 REQ JOB.
[INFO] [stdout] WORKER: 8 REQ JOB.
[INFO] [stdout] WORKER: 9 REQ JOB.
[INFO] [stdout] WORKER: 10 REQ JOB.
[INFO] [stdout] WORKER: 11 REQ JOB.
[INFO] [stdout] WORKER: 12 REQ JOB.
[INFO] [stdout] WORKER: 13 REQ JOB.
[INFO] [stdout] WORKER: 14 REQ JOB.
[INFO] [stdout] WORKER: 15 REQ JOB.
[INFO] [stdout] WORKER: 16 REQ JOB.
[INFO] [stdout] WORKER: 17 REQ JOB.
[INFO] [stdout] WORKER: 18 REQ JOB.
[INFO] [stdout] WORKER: 19 REQ JOB.
[INFO] [stdout] WORKER: 20 REQ JOB.
[INFO] [stdout] WORKER: 21 REQ JOB.
[INFO] [stdout] WORKER: 22 REQ JOB.
[INFO] [stdout] WORKER: 23 REQ JOB.
[INFO] [stdout] WORKER: 24 REQ JOB.
[INFO] [stdout] WORKER: 25 REQ JOB.
[INFO] [stdout] WORKER: 26 REQ JOB.
[INFO] [stdout] WORKER IDS: {2}
[INFO] [stdout] STARTING REDUCE BY WORKER 7
[INFO] [stdout] WORKER IDS: {2}
[INFO] [stdout] STARTING REDUCE BY WORKER 8
[INFO] [stdout] WORKER:9 DONE WITH JOB 1
[INFO] [stdout] WORKER:10 DONE WITH JOB 3
[INFO] [stdout] WORKER: 9 REQ JOB.
[INFO] [stdout] WORKER: 10 REQ JOB.
[INFO] [stdout] WORKER:13 DONE WITH JOB 4
[INFO] [stdout] WORKER:12 DONE WITH JOB 2
[INFO] [stdout] WORKER:11 DONE WITH JOB 5
[INFO] [stdout] WORKER: 13 REQ JOB.
[INFO] [stdout] WORKER: 12 REQ JOB.
[INFO] [stdout] WORKER: 11 REQ JOB.
[INFO] [stdout] WORKER IDS: {9, 11, 13, 10, 12}
[INFO] [stdout] STARTING REDUCE BY WORKER 13
[INFO] [stdout] WORKER IDS: {13, 10, 9, 11, 12}
[INFO] [stdout] STARTING REDUCE BY WORKER 12
[INFO] [stdout] WORKER IDS: {9, 12, 10, 13, 11}
[INFO] [stdout] STARTING REDUCE BY WORKER 11
[INFO] [stdout] WORKER:7 DONE WITH REDUCE JOB 3
[INFO] [stdout] WORKER:8 DONE WITH REDUCE JOB 5
[INFO] [stdout] WORKER: 7 REQ JOB.
[INFO] [stdout] WORKER: 8 REQ JOB.
[INFO] [stdout] WORKER:13 DONE WITH REDUCE JOB 4
[INFO] [stdout] WORKER: 13 REQ JOB.
[INFO] [stdout] WORKER:12 DONE WITH REDUCE JOB 2
[INFO] [stdout] WORKER:11 DONE WITH REDUCE JOB 1
[INFO] [stdout] WORKER: 12 REQ JOB.
[INFO] [stdout] WORKER: 11 REQ JOB.
[INFO] [stdout] WORKER: 25 REQ JOB.
[INFO] [stdout] WORKER: 26 REQ JOB.
[INFO] [stdout] WORKER: 14 REQ JOB.
[INFO] [stdout] WORKER: 15 REQ JOB.
[INFO] [stdout] WORKER: 16 REQ JOB.
[INFO] [stdout] WORKER: 17 REQ JOB.
[INFO] [stdout] WORKER: 18 REQ JOB.
[INFO] [stdout] WORKER: 19 REQ JOB.
[INFO] [stdout] WORKER: 24 REQ JOB.
[INFO] [stdout] WORKER: 20 REQ JOB.
[INFO] [stdout] WORKER: 21 REQ JOB.
[INFO] [stdout] WORKER: 22 REQ JOB.
[INFO] [stdout] WORKER: 23 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] ---- tests::test_grep stdout ----
[INFO] [stdout] running test
[INFO] [stdout] WORKER: 6 REQ JOB.
[INFO] [stdout] WORKER: 2 REQ JOB.
[INFO] [stdout] WORKER: 4 REQ JOB.
[INFO] [stdout] WORKER:2 DONE WITH JOB 1
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_grep' 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:     0x5b9774c3d9aa - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5b9774c3d9aa - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5b9774c3d9aa - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b9774c3d9aa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5b9774c6b2a3 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5b9774c6b2a3 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x5b9774c396a3 - std::io::Write::write_fmt::hab1b4cd059a79022
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x5b9774c3d7f2 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5b9774c3edcf - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x5b9774c3ebe8 - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:322:9
[INFO] [stdout]   10:     0x5b97746693c3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb53814c496a4d34
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   11:     0x5b97746693c3 - test::test_main::{{closure}}::hc0a4963c59427c24
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5b9774c3f8c3 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h591b2225413a77e9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   13:     0x5b9774c3f8c3 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:839:13
[INFO] [stdout]   14:     0x5b9774c3f57a - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stdout]   15:     0x5b9774c3dea9 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   16:     0x5b9774c3f20d - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   17:     0x5b9774c68bb0 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x5b9774c0ebde - bytes::bytes::Bytes::split_to::h0ac782cc1b15a8d7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/bytes-1.2.0/src/bytes.rs:412:9
[INFO] [stdout]   19:     0x5b977442b827 - <map_reduce::codec::LengthDelimitedReader as core::iter::traits::iterator::Iterator>::next::hd62c9efbe3655b64
[INFO] [stdout]                                at /opt/rustwide/workdir/src/codec/mod.rs:142:21
[INFO] [stdout]   20:     0x5b977457fe03 - map_reduce::app::grep::deserialize_args::hb3a146e35cfecbfa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/grep.rs:28:16
[INFO] [stdout]   21:     0x5b9774580148 - map_reduce::app::grep::map::h062cd4c435b1e4f6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/app/grep.rs:38:16
[INFO] [stdout]   22:     0x5b9774522b82 - map_reduce::worker::do_map_job::{{closure}}::h3472d51502d5ad2d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/worker/mod.rs:63:33
[INFO] [stdout]   23:     0x5b9774527124 - map_reduce::worker::Worker::run::{{closure}}::h8eea793cc7e6defe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/worker/mod.rs:200:69
[INFO] [stdout]   24:     0x5b977452ad1d - map_reduce::worker::start::{{closure}}::h685d4fbe23ee32e8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/worker/mod.rs:378:18
[INFO] [stdout]   25:     0x5b9774521b11 - map_reduce::utils::start_cluster::{{closure}}::{{closure}}::he276f0fe409f30fa
[INFO] [stdout]                                at /opt/rustwide/workdir/src/utils.rs:48:50
[INFO] [stdout]   26:     0x5b977442842d - <core::pin::Pin<P> as core::future::future::Future>::poll::hd4b9a5ff6bdb64f9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/future/future.rs:124:9
[INFO] [stdout]   27:     0x5b97745e340f - tokio::runtime::task::core::CoreStage<T>::poll::{{closure}}::h6137c31c853e37a0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/core.rs:165:17
[INFO] [stdout]   28:     0x5b9774542ab6 - tokio::loom::std::unsafe_cell::UnsafeCell<T>::with_mut::h3a5be7802a67e35c
[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]   29:     0x5b97745e24e2 - tokio::runtime::task::core::CoreStage<T>::poll::h2ad850886c802405
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/core.rs:155:13
[INFO] [stdout]   30:     0x5b977446892d - tokio::runtime::task::harness::poll_future::{{closure}}::hbf9f058b44049282
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/harness.rs:480:19
[INFO] [stdout]   31:     0x5b97744ef0f0 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdd67990a98f30207
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   32:     0x5b97744eff64 - std::panicking::try::do_call::h12b0cb919ed68551
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   33:     0x5b9774555c7b - __rust_try
[INFO] [stdout]   34:     0x5b977453cb26 - std::panicking::try::h44476ad43856655f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   35:     0x5b977453cb26 - std::panic::catch_unwind::hc805b20f351cb673
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   36:     0x5b9774465351 - tokio::runtime::task::harness::poll_future::hb6b9bdcdf228d43f
[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]   37:     0x5b977446dc94 - tokio::runtime::task::harness::Harness<T,S>::poll_inner::hfbe115c8c4c20baa
[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]   38:     0x5b9774476903 - tokio::runtime::task::harness::Harness<T,S>::poll::h912a7d4e80c2a9c3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/harness.rs:57:15
[INFO] [stdout]   39:     0x5b97744ce77b - tokio::runtime::task::raw::poll::h46bf06362e34a6f2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/raw.rs:144:5
[INFO] [stdout]   40:     0x5b9774a59508 - tokio::runtime::task::raw::RawTask::poll::h51ca6e820728a691
[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]   41:     0x5b97745d6c41 - tokio::runtime::task::LocalNotified<S>::run::h5073a93fa7df096f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/task/mod.rs:381:9
[INFO] [stdout]   42:     0x5b977454ddda - tokio::runtime::basic_scheduler::CoreGuard::block_on::{{closure}}::{{closure}}::h0926a9d2fe2351a7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:582:25
[INFO] [stdout]   43:     0x5b97744f7fdf - tokio::coop::with_budget::{{closure}}::h631a9e0024f6f937
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/coop.rs:102:9
[INFO] [stdout]   44:     0x5b9774434b07 - std::thread::local::LocalKey<T>::try_with::ha2189f3be0bd11af
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/local.rs:308:12
[INFO] [stdout]   45:     0x5b9774433a3a - std::thread::local::LocalKey<T>::with::h7186e5a91db01214
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/local.rs:272:9
[INFO] [stdout]   46:     0x5b9774548fa2 - tokio::coop::with_budget::h17c6df7077eed0cd
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/coop.rs:95:5
[INFO] [stdout]   47:     0x5b9774548fa2 - tokio::coop::budget::hc791ae27b8c7f630
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/coop.rs:72:5
[INFO] [stdout]   48:     0x5b9774548fa2 - tokio::runtime::basic_scheduler::Context::run_task::{{closure}}::hb6184415a6864bbb
[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]   49:     0x5b9774547a02 - tokio::runtime::basic_scheduler::Context::enter::h06710c8f431f62ad
[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]   50:     0x5b9774548e1a - tokio::runtime::basic_scheduler::Context::run_task::ha5e535a15494d11e
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:302:9
[INFO] [stdout]   51:     0x5b977454cba9 - tokio::runtime::basic_scheduler::CoreGuard::block_on::{{closure}}::h59185edd70e31313
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:581:34
[INFO] [stdout]   52:     0x5b977454c28f - tokio::runtime::basic_scheduler::CoreGuard::enter::{{closure}}::h034e075645cd7415
[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]   53:     0x5b97744b92fa - tokio::macros::scoped_tls::ScopedKey<T>::set::hf6667e8b6764006b
[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]   54:     0x5b977454bbcb - tokio::runtime::basic_scheduler::CoreGuard::enter::h74b8da2bbae19840
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:613:27
[INFO] [stdout]   55:     0x5b977454c3b2 - tokio::runtime::basic_scheduler::CoreGuard::block_on::hcc115e09dcbef1ce
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:533:19
[INFO] [stdout]   56:     0x5b97745471ec - tokio::runtime::basic_scheduler::BasicScheduler::block_on::h99960bb4bb6498f9
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/basic_scheduler.rs:179:24
[INFO] [stdout]   57:     0x5b97745f7828 - tokio::runtime::Runtime::block_on::hf6050eebf27c1f42
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.20.1/src/runtime/mod.rs:482:46
[INFO] [stdout]   58:     0x5b9774535432 - map_reduce::tests::test_grep::hb29d3fd784b8c4d7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/mod.rs:196:5
[INFO] [stdout]   59:     0x5b97745352e7 - map_reduce::tests::test_grep::{{closure}}::h41e64def4b6a5772
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests/mod.rs:150:25
[INFO] [stdout]   60:     0x5b97743f6da6 - core::ops::function::FnOnce::call_once::h835407d6d1fa37f6
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   61:     0x5b977466eb1b - core::ops::function::FnOnce::call_once::he27718dfdd183f43
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   62:     0x5b977466eb1b - test::__rust_begin_short_backtrace::h4e84902998457a5d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:632:18
[INFO] [stdout]   63:     0x5b977466da53 - test::run_test_in_process::{{closure}}::h7176fd18fc1feca0
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:60
[INFO] [stdout]   64:     0x5b977466da53 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf79cff2a624d8cf7
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   65:     0x5b977466da53 - std::panicking::try::do_call::h3da0561d9ab99c25
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   66:     0x5b977466da53 - std::panicking::try::h41c9fa508bc61df6
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   67:     0x5b977466da53 - std::panic::catch_unwind::h6b3ff07bb5afad93
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   68:     0x5b977466da53 - test::run_test_in_process::hc7253dd11b39b9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:27
[INFO] [stdout]   69:     0x5b977466da53 - test::run_test::{{closure}}::hfb2007f8649c30bb
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:576:43
[INFO] [stdout]   70:     0x5b9774630b35 - test::run_test::{{closure}}::h56a17aa7a282a9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:606:41
[INFO] [stdout]   71:     0x5b9774630b35 - std::sys::backtrace::__rust_begin_short_backtrace::hd2d2d2fb8e8c6aac
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   72:     0x5b977463441a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4faa3f9db6133423
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   73:     0x5b977463441a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf2e855a36a4ea846
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   74:     0x5b977463441a - std::panicking::try::do_call::h2f73af3616c35465
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   75:     0x5b977463441a - std::panicking::try::hd1660ce9efadef5a
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   76:     0x5b977463441a - std::panic::catch_unwind::h5ee8d7823b8ca744
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   77:     0x5b977463441a - std::thread::Builder::spawn_unchecked_::{{closure}}::h53c3a1894dce8407
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   78:     0x5b977463441a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h048ce291ad4f62bf
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   79:     0x5b9774c43b4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha52bedf99a3b4981
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   80:     0x5b9774c43b4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h567748934d80ccf8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   81:     0x5b9774c43b4b - std::sys::pal::unix::thread::Thread::new::thread_start::h2d970728ae887adc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stdout]   82:     0x70bea90aeac3 - <unknown>
[INFO] [stdout]   83:     0x70bea913fa04 - clone
[INFO] [stdout]   84:                0x0 - <unknown>
[INFO] [stdout] WORKER: 2 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]     tests::test_wc
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87e3e650c626821bac1702d870f02b36c5b351183a7aac4178e6e6777da2e66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e3e650c626821bac1702d870f02b36c5b351183a7aac4178e6e6777da2e66e", kill_on_drop: false }`
[INFO] [stdout] 87e3e650c626821bac1702d870f02b36c5b351183a7aac4178e6e6777da2e66e
