[INFO] fetching crate rs-express 0.1.0...
[INFO] checking rs-express-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate rs-express 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rs-express 0.1.0
[INFO] finished tweaking crates.io crate rs-express 0.1.0
[INFO] tweaked toml for crates.io crate rs-express 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-express 0.1.0 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 rs-express 0.1.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] eb5d9a673ef56d2e018a8f6c656ce5238c933bcb992aec5c8d5cf1a954f7ea47
[INFO] running `Command { std: "docker" "start" "-a" "eb5d9a673ef56d2e018a8f6c656ce5238c933bcb992aec5c8d5cf1a954f7ea47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb5d9a673ef56d2e018a8f6c656ce5238c933bcb992aec5c8d5cf1a954f7ea47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5d9a673ef56d2e018a8f6c656ce5238c933bcb992aec5c8d5cf1a954f7ea47", kill_on_drop: false }`
[INFO] [stdout] eb5d9a673ef56d2e018a8f6c656ce5238c933bcb992aec5c8d5cf1a954f7ea47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f22505892be88ea8883e5e3c767bb9fb2a8c2510ebe128b65471a4917574b7ed
[INFO] running `Command { std: "docker" "start" "-a" "f22505892be88ea8883e5e3c767bb9fb2a8c2510ebe128b65471a4917574b7ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking rs-express v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/app.rs:61:48: 61:59}, hyper::Body>, Infallible>
[INFO] [stdout]   --> src/app.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |               async move {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 61 | |                 Ok::<_, Infallible>(service_fn(move |_req| {
[INFO] [stdout] 62 | |                     let middleware = middleware.clone();
[INFO] [stdout] 63 | |                     let error_middleware = error_middleware.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 71 | |                 }))
[INFO] [stdout] 72 | |             }
[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::service::util::ServiceFn<{closure@src/app.rs:61:48: 61:59}, hyper::Body>, Infallible>
[INFO] [stdout]   --> src/app.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 | /                 Ok::<_, Infallible>(service_fn(move |_req| {
[INFO] [stdout] 62 | |                     let middleware = middleware.clone();
[INFO] [stdout] 63 | |                     let error_middleware = error_middleware.clone();
[INFO] [stdout] 64 | |                     let app_locals = app_locals.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 71 | |                 }))
[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/app.rs:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 |                       async move {
[INFO] [stdout]    |  ________________________________^
[INFO] [stdout] 67 | |                         Ok::<_, Infallible>(
[INFO] [stdout] 68 | |                             run(_req, &middleware, &error_middleware, &app_locals).await,
[INFO] [stdout] 69 | |                         )
[INFO] [stdout] 70 | |                     }
[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/app.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 | /                         Ok::<_, Infallible>(
[INFO] [stdout] 68 | |                             run(_req, &middleware, &error_middleware, &app_locals).await,
[INFO] [stdout] 69 | |                         )
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/routing.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let incoming = path.clone();
[INFO] [stdout]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs-express` (lib test) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/app.rs:61:48: 61:59}, Body>, Infallible>
[INFO] [stdout]   --> src/app.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |               async move {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 61 | |                 Ok::<_, Infallible>(service_fn(move |_req| {
[INFO] [stdout] 62 | |                     let middleware = middleware.clone();
[INFO] [stdout] 63 | |                     let error_middleware = error_middleware.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 71 | |                 }))
[INFO] [stdout] 72 | |             }
[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::service::util::ServiceFn<{closure@src/app.rs:61:48: 61:59}, Body>, Infallible>
[INFO] [stdout]   --> src/app.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 | /                 Ok::<_, Infallible>(service_fn(move |_req| {
[INFO] [stdout] 62 | |                     let middleware = middleware.clone();
[INFO] [stdout] 63 | |                     let error_middleware = error_middleware.clone();
[INFO] [stdout] 64 | |                     let app_locals = app_locals.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 71 | |                 }))
[INFO] [stdout]    | |___________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::Response<Body>, Infallible>
[INFO] [stdout]   --> src/app.rs:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 |                       async move {
[INFO] [stdout]    |  ________________________________^
[INFO] [stdout] 67 | |                         Ok::<_, Infallible>(
[INFO] [stdout] 68 | |                             run(_req, &middleware, &error_middleware, &app_locals).await,
[INFO] [stdout] 69 | |                         )
[INFO] [stdout] 70 | |                     }
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::Response<Body>, Infallible>
[INFO] [stdout]   --> src/app.rs:67:25
[INFO] [stdout]    |
[INFO] [stdout] 67 | /                         Ok::<_, Infallible>(
[INFO] [stdout] 68 | |                             run(_req, &middleware, &error_middleware, &app_locals).await,
[INFO] [stdout] 69 | |                         )
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rs-express` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "f22505892be88ea8883e5e3c767bb9fb2a8c2510ebe128b65471a4917574b7ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22505892be88ea8883e5e3c767bb9fb2a8c2510ebe128b65471a4917574b7ed", kill_on_drop: false }`
[INFO] [stdout] f22505892be88ea8883e5e3c767bb9fb2a8c2510ebe128b65471a4917574b7ed
