[INFO] cloning repository https://github.com/joske/rweb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joske/rweb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoske%2Frweb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoske%2Frweb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31e9c64ef2945c0c9da58bc6a0fb0f91660974c1
[INFO] checking joske/rweb against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoske%2Frweb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joske/rweb
[INFO] finished tweaking git repo https://github.com/joske/rweb
[INFO] tweaked toml for git repo https://github.com/joske/rweb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joske/rweb 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 git repo https://github.com/joske/rweb 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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] 813d2457cfb5fbbce54766c55d4b84a8cecca9a2ee7f16dc12c46386fd84a05f
[INFO] running `Command { std: "docker" "start" "-a" "813d2457cfb5fbbce54766c55d4b84a8cecca9a2ee7f16dc12c46386fd84a05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "813d2457cfb5fbbce54766c55d4b84a8cecca9a2ee7f16dc12c46386fd84a05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "813d2457cfb5fbbce54766c55d4b84a8cecca9a2ee7f16dc12c46386fd84a05f", kill_on_drop: false }`
[INFO] [stdout] 813d2457cfb5fbbce54766c55d4b84a8cecca9a2ee7f16dc12c46386fd84a05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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] 770a73e85cdb2be2b97b33e39a593c2c3ccde449942fff399a00fcc2b357929c
[INFO] running `Command { std: "docker" "start" "-a" "770a73e85cdb2be2b97b33e39a593c2c3ccde449942fff399a00fcc2b357929c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking tracing-core v0.1.23
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking tracing v0.1.32
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking h2 v0.3.12
[INFO] [stderr]     Checking hyper v0.14.17
[INFO] [stderr]     Checking rweb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:41:79
[INFO] [stdout]    |
[INFO] [stdout] 41 |   async fn server(request: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout] 42 | |     println!("request: {} {}", request.method(), request.uri());
[INFO] [stdout] 43 | |     if let Ok(response) = read_file(request.uri().path()).await {
[INFO] [stdout] 44 | |         return Ok(Response::new(Body::from(response)));
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         .unwrap())
[INFO] [stdout] 51 | | }
[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<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:41:79
[INFO] [stdout]    |
[INFO] [stdout] 41 |   async fn server(request: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout] 42 | |     println!("request: {} {}", request.method(), request.uri());
[INFO] [stdout] 43 | |     if let Ok(response) = read_file(request.uri().path()).await {
[INFO] [stdout] 44 | |         return Ok(Response::new(Body::from(response)));
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         .unwrap())
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |         return Ok(Response::new(Body::from(response)));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     Ok(Response::builder()
[INFO] [stdout] 48 | |         .status(404)
[INFO] [stdout] 49 | |         .body(Body::from(notfound))
[INFO] [stdout] 50 | |         .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<Body>) -> impl Future<Output = Result<Response<Body>, Infallible>> {server}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:57:50
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(server)) });
[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<Body>) -> impl Future<Output = Result<Response<Body>, Infallible>> {server}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:57:52
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(server)) });
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rweb` (bin "rweb") due to 6 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:41:79
[INFO] [stdout]    |
[INFO] [stdout] 41 |   async fn server(request: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout] 42 | |     println!("request: {} {}", request.method(), request.uri());
[INFO] [stdout] 43 | |     if let Ok(response) = read_file(request.uri().path()).await {
[INFO] [stdout] 44 | |         return Ok(Response::new(Body::from(response)));
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         .unwrap())
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:41:79
[INFO] [stdout]    |
[INFO] [stdout] 41 |   async fn server(request: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout] 42 | |     println!("request: {} {}", request.method(), request.uri());
[INFO] [stdout] 43 | |     if let Ok(response) = read_file(request.uri().path()).await {
[INFO] [stdout] 44 | |         return Ok(Response::new(Body::from(response)));
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         .unwrap())
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |         return Ok(Response::new(Body::from(response)));
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     Ok(Response::builder()
[INFO] [stdout] 48 | |         .status(404)
[INFO] [stdout] 49 | |         .body(Body::from(notfound))
[INFO] [stdout] 50 | |         .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<Body>) -> impl Future<Output = Result<Response<Body>, Infallible>> {server}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:57:50
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(server)) });
[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<Body>) -> impl Future<Output = Result<Response<Body>, Infallible>> {server}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:57:52
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(server)) });
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rweb` (bin "rweb" test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "770a73e85cdb2be2b97b33e39a593c2c3ccde449942fff399a00fcc2b357929c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770a73e85cdb2be2b97b33e39a593c2c3ccde449942fff399a00fcc2b357929c", kill_on_drop: false }`
[INFO] [stdout] 770a73e85cdb2be2b97b33e39a593c2c3ccde449942fff399a00fcc2b357929c
