[INFO] fetching crate beacon-metrics-gazer 0.1.5...
[INFO] checking beacon-metrics-gazer-0.1.5 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate beacon-metrics-gazer 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate beacon-metrics-gazer 0.1.5
[INFO] finished tweaking crates.io crate beacon-metrics-gazer 0.1.5
[INFO] tweaked toml for crates.io crate beacon-metrics-gazer 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate beacon-metrics-gazer 0.1.5 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate beacon-metrics-gazer 0.1.5 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5241690328e51688dc5b18c97aa4a14e541872f67cc2b6d8741620001493350a
[INFO] running `Command { std: "docker" "start" "-a" "5241690328e51688dc5b18c97aa4a14e541872f67cc2b6d8741620001493350a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5241690328e51688dc5b18c97aa4a14e541872f67cc2b6d8741620001493350a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5241690328e51688dc5b18c97aa4a14e541872f67cc2b6d8741620001493350a", kill_on_drop: false }`
[INFO] [stdout] 5241690328e51688dc5b18c97aa4a14e541872f67cc2b6d8741620001493350a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5869bd91c1bf0ffbdf6722e362a05d4988045ab0374e4c047608c0a9fb099397
[INFO] running `Command { std: "docker" "start" "-a" "5869bd91c1bf0ffbdf6722e362a05d4988045ab0374e4c047608c0a9fb099397", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling openssl-sys v0.9.84
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling rustix v0.37.7
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling openssl v0.10.49
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling prometheus v0.13.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking ipnet v2.7.2
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
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[INFO] [stderr]     Checking num_cpus v1.15.0
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[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking is-terminal v0.4.6
[INFO] [stderr]     Checking anstream v0.2.6
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking clap_builder v4.2.1
[INFO] [stderr]    Compiling tokio-macros v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking clap v4.2.1
[INFO] [stderr]     Checking tokio-util v0.7.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.16
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking csv v1.2.1
[INFO] [stderr]     Checking prettytable-rs v0.10.0
[INFO] [stderr]     Checking hyper v0.14.25
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.16
[INFO] [stderr]     Checking beacon-metrics-gazer v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `slot` and `current_epoch_participation` are never read
[INFO] [stdout]   --> src/ssz_state.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct StatePartial {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout]  9 |     pub slot: u64,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 10 |     pub previous_epoch_participation: Vec<u8>,
[INFO] [stdout] 11 |     pub current_epoch_participation: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatePartial` has a derived impl for the trait `Debug`, 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] error: this type will no longer be must used: Result<hyper::Response<hyper::Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:73:99
[INFO] [stdout]    |
[INFO] [stdout] 73 |   async fn handle_metrics_server_request(_req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________________________________^
[INFO] [stdout] 74 | |     // Create the response
[INFO] [stdout] 75 | |     let encoder = TextEncoder::new();
[INFO] [stdout] 76 | |     let metric_families = prometheus::gather();
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |         .unwrap())
[INFO] [stdout] 84 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::Response<hyper::Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:73:99
[INFO] [stdout]    |
[INFO] [stdout] 73 |   async fn handle_metrics_server_request(_req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________________________________^
[INFO] [stdout] 74 | |     // Create the response
[INFO] [stdout] 75 | |     let encoder = TextEncoder::new();
[INFO] [stdout] 76 | |     let metric_families = prometheus::gather();
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |         .unwrap())
[INFO] [stdout] 84 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::Response<hyper::Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | /     Ok(Response::builder()
[INFO] [stdout] 81 | |         .header("Content-Type", encoder.format_type())
[INFO] [stdout] 82 | |         .body(Body::from(buffer))
[INFO] [stdout] 83 | |         .unwrap())
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<fn(hyper::Request<hyper::Body>) -> impl Future<Output = Result<hyper::Response<hyper::Body>, Infallible>> {handle_metrics_server_request}, hyper::Body>, Infallible>
[INFO] [stdout]    --> src/main.rs:349:74
[INFO] [stdout]     |
[INFO] [stdout] 349 |       let server = Server::bind(&addr).serve(make_service_fn(|_conn| async {
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 350 | |         Ok::<_, Infallible>(service_fn(handle_metrics_server_request))
[INFO] [stdout] 351 | |     }));
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<fn(hyper::Request<hyper::Body>) -> impl Future<Output = Result<hyper::Response<hyper::Body>, Infallible>> {handle_metrics_server_request}, hyper::Body>, Infallible>
[INFO] [stdout]    --> src/main.rs:350:9
[INFO] [stdout]     |
[INFO] [stdout] 350 |         Ok::<_, Infallible>(service_fn(handle_metrics_server_request))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<hyper::Response<hyper::Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:73:99
[INFO] [stdout]    |
[INFO] [stdout] 73 |   async fn handle_metrics_server_request(_req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________________________________^
[INFO] [stdout] 74 | |     // Create the response
[INFO] [stdout] 75 | |     let encoder = TextEncoder::new();
[INFO] [stdout] 76 | |     let metric_families = prometheus::gather();
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |         .unwrap())
[INFO] [stdout] 84 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<hyper::Response<hyper::Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:73:99
[INFO] [stdout]    |
[INFO] [stdout] 73 |   async fn handle_metrics_server_request(_req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________________________________^
[INFO] [stdout] 74 | |     // Create the response
[INFO] [stdout] 75 | |     let encoder = TextEncoder::new();
[INFO] [stdout] 76 | |     let metric_families = prometheus::gather();
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | |         .unwrap())
[INFO] [stdout] 84 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<hyper::Response<hyper::Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | /     Ok(Response::builder()
[INFO] [stdout] 81 | |         .header("Content-Type", encoder.format_type())
[INFO] [stdout] 82 | |         .body(Body::from(buffer))
[INFO] [stdout] 83 | |         .unwrap())
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<hyper::service::util::ServiceFn<fn(hyper::Request<hyper::Body>) -> impl Future<Output = std::result::Result<hyper::Response<hyper::Body>, Infallible>> {handle_metrics_server_request}, hyper::Body>, Infallible>
[INFO] [stdout]    --> src/main.rs:349:74
[INFO] [stdout]     |
[INFO] [stdout] 349 |       let server = Server::bind(&addr).serve(make_service_fn(|_conn| async {
[INFO] [stdout]     |  __________________________________________________________________________^
[INFO] [stdout] 350 | |         Ok::<_, Infallible>(service_fn(handle_metrics_server_request))
[INFO] [stdout] 351 | |     }));
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<hyper::service::util::ServiceFn<fn(hyper::Request<hyper::Body>) -> impl Future<Output = std::result::Result<hyper::Response<hyper::Body>, Infallible>> {handle_metrics_server_request}, hyper::Body>, Infallible>
[INFO] [stdout]    --> src/main.rs:350:9
[INFO] [stdout]     |
[INFO] [stdout] 350 |         Ok::<_, Infallible>(service_fn(handle_metrics_server_request))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `beacon-metrics-gazer` (bin "beacon-metrics-gazer") due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `beacon-metrics-gazer` (bin "beacon-metrics-gazer" test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "5869bd91c1bf0ffbdf6722e362a05d4988045ab0374e4c047608c0a9fb099397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5869bd91c1bf0ffbdf6722e362a05d4988045ab0374e4c047608c0a9fb099397", kill_on_drop: false }`
[INFO] [stdout] 5869bd91c1bf0ffbdf6722e362a05d4988045ab0374e4c047608c0a9fb099397
