[INFO] cloning repository https://github.com/Swaagie/echo-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Swaagie/echo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwaagie%2Fecho-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwaagie%2Fecho-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1d7c3480be22547abb03b9ee12cfdd5031b7d32f [INFO] checking Swaagie/echo-server 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%2FSwaagie%2Fecho-server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Swaagie/echo-server [INFO] finished tweaking git repo https://github.com/Swaagie/echo-server [INFO] tweaked toml for git repo https://github.com/Swaagie/echo-server written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Swaagie/echo-server 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/Swaagie/echo-server 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d72e7ee020f863b70cb984d69244e1c455353d0d1e17d110288cce8c9770dbfc [INFO] running `Command { std: "docker" "start" "-a" "d72e7ee020f863b70cb984d69244e1c455353d0d1e17d110288cce8c9770dbfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d72e7ee020f863b70cb984d69244e1c455353d0d1e17d110288cce8c9770dbfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d72e7ee020f863b70cb984d69244e1c455353d0d1e17d110288cce8c9770dbfc", kill_on_drop: false }` [INFO] [stdout] d72e7ee020f863b70cb984d69244e1c455353d0d1e17d110288cce8c9770dbfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e1183a1935f5ba50ec024d6bc1214a8ed8af2ec54d2f2f754b628cf734bee2fc [INFO] running `Command { std: "docker" "start" "-a" "e1183a1935f5ba50ec024d6bc1214a8ed8af2ec54d2f2f754b628cf734bee2fc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking indexmap v1.6.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking tokio v1.15.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking tokio-test v0.4.2 [INFO] [stderr] Checking hyper v0.14.9 [INFO] [stderr] Checking echo-server v3.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / /// Context to search in [INFO] [stdout] 20 | | #[structopt(short, long)] [INFO] [stdout] 21 | | body: Option, [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 [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / /// Headers to add in the response, repeated key:value pairs [INFO] [stdout] 24 | | #[structopt(short, long)] [INFO] [stdout] 25 | | header: Option>, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle_request}, hyper::Body>, Infallible> [INFO] [stdout] --> src/main.rs:33:79 [INFO] [stdout] | [INFO] [stdout] 33 | let server = Server::bind(&address).serve(make_service_fn(|_server| async { [INFO] [stdout] | _______________________________________________________________________________^ [INFO] [stdout] 34 | | Ok::<_, Infallible>(service_fn(handle_request)) [INFO] [stdout] 35 | | })); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle_request}, hyper::Body>, Infallible> [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | Ok::<_, Infallible>(service_fn(handle_request)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:50:83 [INFO] [stdout] | [INFO] [stdout] 50 | async fn handle_request(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 51 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 52 | | let echo_headers = response.headers_mut(); [INFO] [stdout] 53 | | let headers = req.headers(); [INFO] [stdout] ... | [INFO] [stdout] 105 | | Ok(response) [INFO] [stdout] 106 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:50:83 [INFO] [stdout] | [INFO] [stdout] 50 | async fn handle_request(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 51 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 52 | | let echo_headers = response.headers_mut(); [INFO] [stdout] 53 | | let headers = req.headers(); [INFO] [stdout] ... | [INFO] [stdout] 105 | | Ok(response) [INFO] [stdout] 106 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:114:20 [INFO] [stdout] | [INFO] [stdout] 114 | let resp = tokio_test::block_on(handle_request(Request::new(Body::from("hello world")))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:116:20 [INFO] [stdout] | [INFO] [stdout] 116 | assert_eq!(resp.unwrap().status(), StatusCode::OK); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `echo-server` (bin "echo-server" test) due to 9 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 [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | / /// Context to search in [INFO] [stdout] 20 | | #[structopt(short, long)] [INFO] [stdout] 21 | | body: Option, [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 [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / /// Headers to add in the response, repeated key:value pairs [INFO] [stdout] 24 | | #[structopt(short, long)] [INFO] [stdout] 25 | | header: Option>, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle_request}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:33:79 [INFO] [stdout] | [INFO] [stdout] 33 | let server = Server::bind(&address).serve(make_service_fn(|_server| async { [INFO] [stdout] | _______________________________________________________________________________^ [INFO] [stdout] 34 | | Ok::<_, Infallible>(service_fn(handle_request)) [INFO] [stdout] 35 | | })); [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl Future, Infallible>> {handle_request}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | Ok::<_, Infallible>(service_fn(handle_request)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:50:83 [INFO] [stdout] | [INFO] [stdout] 50 | async fn handle_request(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 51 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 52 | | let echo_headers = response.headers_mut(); [INFO] [stdout] 53 | | let headers = req.headers(); [INFO] [stdout] ... | [INFO] [stdout] 105 | | Ok(response) [INFO] [stdout] 106 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:50:83 [INFO] [stdout] | [INFO] [stdout] 50 | async fn handle_request(req: Request) -> Result, Infallible> { [INFO] [stdout] | ___________________________________________________________________________________^ [INFO] [stdout] 51 | | let mut response = Response::new(Body::empty()); [INFO] [stdout] 52 | | let echo_headers = response.headers_mut(); [INFO] [stdout] 53 | | let headers = req.headers(); [INFO] [stdout] ... | [INFO] [stdout] 105 | | Ok(response) [INFO] [stdout] 106 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | Ok(response) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `echo-server` (bin "echo-server") due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "e1183a1935f5ba50ec024d6bc1214a8ed8af2ec54d2f2f754b628cf734bee2fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1183a1935f5ba50ec024d6bc1214a8ed8af2ec54d2f2f754b628cf734bee2fc", kill_on_drop: false }` [INFO] [stdout] e1183a1935f5ba50ec024d6bc1214a8ed8af2ec54d2f2f754b628cf734bee2fc