[INFO] cloning repository https://github.com/Data-Transfer/webproxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Data-Transfer/webproxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FData-Transfer%2Fwebproxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FData-Transfer%2Fwebproxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad7b57d2fb009b5ca7565e198dc39c4236e15abe
[INFO] checking Data-Transfer/webproxy 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%2FData-Transfer%2Fwebproxy" "/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/Data-Transfer/webproxy
[INFO] finished tweaking git repo https://github.com/Data-Transfer/webproxy
[INFO] tweaked toml for git repo https://github.com/Data-Transfer/webproxy written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Data-Transfer/webproxy 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/Data-Transfer/webproxy 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] 5846d875de80d8d3bcbe4c5c7f47a9660c7e35a64b0a8af1aeeef15b75d6e8c6
[INFO] running `Command { std: "docker" "start" "-a" "5846d875de80d8d3bcbe4c5c7f47a9660c7e35a64b0a8af1aeeef15b75d6e8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5846d875de80d8d3bcbe4c5c7f47a9660c7e35a64b0a8af1aeeef15b75d6e8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5846d875de80d8d3bcbe4c5c7f47a9660c7e35a64b0a8af1aeeef15b75d6e8c6", kill_on_drop: false }`
[INFO] [stdout] 5846d875de80d8d3bcbe4c5c7f47a9660c7e35a64b0a8af1aeeef15b75d6e8c6
[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] 041c9fdbf12bdb6e5a4888a2fb6d2d76ae2b7717fdb8d299bafe87d32c687f01
[INFO] running `Command { std: "docker" "start" "-a" "041c9fdbf12bdb6e5a4888a2fb6d2d76ae2b7717fdb8d299bafe87d32c687f01", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking tracing-core v0.1.24
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking tracing v0.1.33
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking webproxy 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:5:75
[INFO] [stdout]    |
[INFO] [stdout]  5 |   async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________^
[INFO] [stdout]  6 | |     let headers = req.headers();
[INFO] [stdout]  7 | |     println!("{:?}", headers);
[INFO] [stdout]  8 | |     let mut h = String::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     Ok(Response::new(h.into()))
[INFO] [stdout] 43 | | }
[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:5:75
[INFO] [stdout]    |
[INFO] [stdout]  5 |   async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________^
[INFO] [stdout]  6 | |     let headers = req.headers();
[INFO] [stdout]  7 | |     println!("{:?}", headers);
[INFO] [stdout]  8 | |     let mut h = String::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     Ok(Response::new(h.into()))
[INFO] [stdout] 43 | | }
[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:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Ok(Response::new(h.into()))
[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>> {handle}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:49:50
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) });
[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>> {handle}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:49:52
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) });
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webproxy` (bin "webproxy" test) due to 5 previous errors
[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:5:75
[INFO] [stdout]    |
[INFO] [stdout]  5 |   async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________^
[INFO] [stdout]  6 | |     let headers = req.headers();
[INFO] [stdout]  7 | |     println!("{:?}", headers);
[INFO] [stdout]  8 | |     let mut h = String::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     Ok(Response::new(h.into()))
[INFO] [stdout] 43 | | }
[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:5:75
[INFO] [stdout]    |
[INFO] [stdout]  5 |   async fn handle(req: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________^
[INFO] [stdout]  6 | |     let headers = req.headers();
[INFO] [stdout]  7 | |     println!("{:?}", headers);
[INFO] [stdout]  8 | |     let mut h = String::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     Ok(Response::new(h.into()))
[INFO] [stdout] 43 | | }
[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:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Ok(Response::new(h.into()))
[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>> {handle}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:49:50
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) });
[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>> {handle}, Body>, Infallible>
[INFO] [stdout]   --> src/main.rs:49:52
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(handle)) });
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webproxy` (bin "webproxy") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "041c9fdbf12bdb6e5a4888a2fb6d2d76ae2b7717fdb8d299bafe87d32c687f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "041c9fdbf12bdb6e5a4888a2fb6d2d76ae2b7717fdb8d299bafe87d32c687f01", kill_on_drop: false }`
[INFO] [stdout] 041c9fdbf12bdb6e5a4888a2fb6d2d76ae2b7717fdb8d299bafe87d32c687f01
