[INFO] fetching crate crows-coordinator 0.3.0...
[INFO] checking crows-coordinator-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate crows-coordinator 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate crows-coordinator 0.3.0
[INFO] finished tweaking crates.io crate crows-coordinator 0.3.0
[INFO] tweaked toml for crates.io crate crows-coordinator 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crows-coordinator 0.3.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crows-coordinator 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24971967b16c7d9bfb0d854623326ec2e5fee5b893aded9588538b9f7c4eab96
[INFO] running `Command { std: "docker" "start" "-a" "24971967b16c7d9bfb0d854623326ec2e5fee5b893aded9588538b9f7c4eab96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24971967b16c7d9bfb0d854623326ec2e5fee5b893aded9588538b9f7c4eab96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24971967b16c7d9bfb0d854623326ec2e5fee5b893aded9588538b9f7c4eab96", kill_on_drop: false }`
[INFO] [stdout] 24971967b16c7d9bfb0d854623326ec2e5fee5b893aded9588538b9f7c4eab96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d530f02ca2a777041e6267a178ed6dd8f28ed73c06ce7092eb486b2630079b9
[INFO] running `Command { std: "docker" "start" "-a" "0d530f02ca2a777041e6267a178ed6dd8f28ed73c06ce7092eb486b2630079b9", kill_on_drop: false }`
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[INFO] [stderr]     Checking wasmtime-cranelift v19.0.0
[INFO] [stderr]     Checking wasmtime v19.0.0
[INFO] [stderr]     Checking wiggle v19.0.0
[INFO] [stderr]     Checking wasi-common v19.0.0
[INFO] [stderr]     Checking wasmtime-wasi v19.0.0
[INFO] [stderr]     Checking crows-wasm v0.3.0
[INFO] [stderr]     Checking crows-coordinator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `WorkerStatus`
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     RunId, WorkerClient, WorkerStatus, RunInfo,
[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: `Instance`
[INFO] [stdout]   --> src/main.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crows_wasm::{fetch_config, Instance};
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WorkerStatus`
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     RunId, WorkerClient, WorkerStatus, RunInfo,
[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: `Instance`
[INFO] [stdout]   --> src/main.rs:10:32
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crows_wasm::{fetch_config, Instance};
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |             if let Some(mut client) = server.accept(service).await {
[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/main.rs:240:24
[INFO] [stdout]     |
[INFO] [stdout] 240 |         while let Some(mut client) = server.accept(service.clone()).await {
[INFO] [stdout]     |                        ----^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `scenarios` and `workers` are never read
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct WorkerToCoordinatorService {
[INFO] [stdout]    |        -------------------------- fields in this struct
[INFO] [stdout] 22 |     scenarios: Arc<Mutex<HashMap<String, Vec<u8>>>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     workers: Arc<Mutex<HashMap<Uuid, WorkerEntry>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkerToCoordinatorService` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 | /                 worker_entry
[INFO] [stdout] 61 | |                     .client
[INFO] [stdout] 62 | |                     .upload_scenario(name.clone(), content.clone())
[INFO] [stdout] 63 | |                     .await;
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let _ = worker_entry
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:189:25
[INFO] [stdout]     |
[INFO] [stdout] 189 |             if let Some(mut client) = server.accept(service).await {
[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/main.rs:240:24
[INFO] [stdout]     |
[INFO] [stdout] 240 |         while let Some(mut client) = server.accept(service.clone()).await {
[INFO] [stdout]     |                        ----^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `scenarios` and `workers` are never read
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct WorkerToCoordinatorService {
[INFO] [stdout]    |        -------------------------- fields in this struct
[INFO] [stdout] 22 |     scenarios: Arc<Mutex<HashMap<String, Vec<u8>>>>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 23 |     workers: Arc<Mutex<HashMap<Uuid, WorkerEntry>>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WorkerToCoordinatorService` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 | /                 worker_entry
[INFO] [stdout] 61 | |                     .client
[INFO] [stdout] 62 | |                     .upload_scenario(name.clone(), content.clone())
[INFO] [stdout] 63 | |                     .await;
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 let _ = worker_entry
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 55s
[INFO] running `Command { std: "docker" "inspect" "0d530f02ca2a777041e6267a178ed6dd8f28ed73c06ce7092eb486b2630079b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d530f02ca2a777041e6267a178ed6dd8f28ed73c06ce7092eb486b2630079b9", kill_on_drop: false }`
[INFO] [stdout] 0d530f02ca2a777041e6267a178ed6dd8f28ed73c06ce7092eb486b2630079b9
