[INFO] cloning repository https://github.com/mayanksahu17/100xRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mayanksahu17/100xRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanksahu17%2F100xRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanksahu17%2F100xRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97a4fc37583caecf83a7ddb99547c59d7652d1da
[INFO] checking mayanksahu17/100xRust 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%2Fmayanksahu17%2F100xRust" "/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/mayanksahu17/100xRust
[INFO] finished tweaking git repo https://github.com/mayanksahu17/100xRust
[INFO] tweaked toml for git repo https://github.com/mayanksahu17/100xRust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mayanksahu17/100xRust 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/mayanksahu17/100xRust 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-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] 8d59f91043774bdd7665bb6d8ef2552c83a8a18665cc9ef72b4614b8e26b6f5f
[INFO] running `Command { std: "docker" "start" "-a" "8d59f91043774bdd7665bb6d8ef2552c83a8a18665cc9ef72b4614b8e26b6f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d59f91043774bdd7665bb6d8ef2552c83a8a18665cc9ef72b4614b8e26b6f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d59f91043774bdd7665bb6d8ef2552c83a8a18665cc9ef72b4614b8e26b6f5f", kill_on_drop: false }`
[INFO] [stdout] 8d59f91043774bdd7665bb6d8ef2552c83a8a18665cc9ef72b4614b8e26b6f5f
[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] 49e37d5301a6edd2673f0b3d3da76fd768e9209af186fc7f3fda87465e618a84
[INFO] running `Command { std: "docker" "start" "-a" "49e37d5301a6edd2673f0b3d3da76fd768e9209af186fc7f3fda87465e618a84", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking hyper v0.14.30
[INFO] [stderr]     Checking rust-project 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:19:114
[INFO] [stdout]    |
[INFO] [stdout] 19 |   async fn handle_request(req: Request<Body>, file_path: Arc<Mutex<String>>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  __________________________________________________________________________________________________________________^
[INFO] [stdout] 20 | |     match req.method() {
[INFO] [stdout] 21 | |         &Method::POST => {
[INFO] [stdout] ...  |
[INFO] [stdout] 79 | | }
[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:19:114
[INFO] [stdout]    |
[INFO] [stdout] 19 |   async fn handle_request(req: Request<Body>, file_path: Arc<Mutex<String>>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  __________________________________________________________________________________________________________________^
[INFO] [stdout] 20 | |     match req.method() {
[INFO] [stdout] 21 | |         &Method::POST => {
[INFO] [stdout] ...  |
[INFO] [stdout] 79 | | }
[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:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     match req.method() {
[INFO] [stdout] 21 | |         &Method::POST => {
[INFO] [stdout] 22 | |             // Read the entire request body into a byte array
[INFO] [stdout] 23 | |             let whole_body = hyper::body::to_bytes(req.into_body()).await.unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |     }
[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:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 |           &Method::POST => {
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 22 | |             // Read the entire request body into a byte array
[INFO] [stdout] 23 | |             let whole_body = hyper::body::to_bytes(req.into_body()).await.unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 72 | |             Ok(Response::new(Body::from("Data successfully appended to JSON file")))
[INFO] [stdout] 73 | |         }
[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:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |                     return Ok(Response::builder().status(400).body(Body::from("Invalid JSON")).unwrap());
[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:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Ok(Response::new(Body::from("Data successfully appended to JSON file")))
[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:75:14
[INFO] [stdout]    |
[INFO] [stdout] 75 |           _ => {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 76 | |             Ok(Response::builder().status(405).body(Body::from("Method Not Allowed")).unwrap())
[INFO] [stdout] 77 | |         }
[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:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Ok(Response::builder().status(405).body(Body::from("Method Not Allowed")).unwrap())
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/main.rs:96:44: 96:54}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |           async move { 
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 95 | |             // Return a new service function that calls handle_request
[INFO] [stdout] 96 | |             Ok::<_, Infallible>(service_fn(move |req| handle_request(req, file_path.clone()))) 
[INFO] [stdout] 97 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/main.rs:96:44: 96:54}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             Ok::<_, Infallible>(service_fn(move |req| handle_request(req, file_path.clone()))) 
[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:19:114
[INFO] [stdout]    |
[INFO] [stdout] 19 |   async fn handle_request(req: Request<Body>, file_path: Arc<Mutex<String>>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  __________________________________________________________________________________________________________________^
[INFO] [stdout] 20 | |     match req.method() {
[INFO] [stdout] 21 | |         &Method::POST => {
[INFO] [stdout] ...  |
[INFO] [stdout] 79 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-project` (bin "rust-project" test) due to 10 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:19:114
[INFO] [stdout]    |
[INFO] [stdout] 19 |   async fn handle_request(req: Request<Body>, file_path: Arc<Mutex<String>>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  __________________________________________________________________________________________________________________^
[INFO] [stdout] 20 | |     match req.method() {
[INFO] [stdout] 21 | |         &Method::POST => {
[INFO] [stdout] ...  |
[INFO] [stdout] 79 | | }
[INFO] [stdout]    | |_^
[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:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     match req.method() {
[INFO] [stdout] 21 | |         &Method::POST => {
[INFO] [stdout] 22 | |             // Read the entire request body into a byte array
[INFO] [stdout] 23 | |             let whole_body = hyper::body::to_bytes(req.into_body()).await.unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 78 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-project` (bin "rust-project") due to 10 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 |           &Method::POST => {
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 22 | |             // Read the entire request body into a byte array
[INFO] [stdout] 23 | |             let whole_body = hyper::body::to_bytes(req.into_body()).await.unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 72 | |             Ok(Response::new(Body::from("Data successfully appended to JSON file")))
[INFO] [stdout] 73 | |         }
[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:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |                     return Ok(Response::builder().status(400).body(Body::from("Invalid JSON")).unwrap());
[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:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             Ok(Response::new(Body::from("Data successfully appended to JSON file")))
[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:75:14
[INFO] [stdout]    |
[INFO] [stdout] 75 |           _ => {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 76 | |             Ok(Response::builder().status(405).body(Body::from("Method Not Allowed")).unwrap())
[INFO] [stdout] 77 | |         }
[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:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Ok(Response::builder().status(405).body(Body::from("Method Not Allowed")).unwrap())
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/main.rs:96:44: 96:54}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |           async move { 
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 95 | |             // Return a new service function that calls handle_request
[INFO] [stdout] 96 | |             Ok::<_, Infallible>(service_fn(move |req| handle_request(req, file_path.clone()))) 
[INFO] [stdout] 97 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<hyper::service::util::ServiceFn<{closure@src/main.rs:96:44: 96:54}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             Ok::<_, Infallible>(service_fn(move |req| handle_request(req, file_path.clone()))) 
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49e37d5301a6edd2673f0b3d3da76fd768e9209af186fc7f3fda87465e618a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e37d5301a6edd2673f0b3d3da76fd768e9209af186fc7f3fda87465e618a84", kill_on_drop: false }`
[INFO] [stdout] 49e37d5301a6edd2673f0b3d3da76fd768e9209af186fc7f3fda87465e618a84
