[INFO] cloning repository https://github.com/async-rs/async-std-hyper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/async-rs/async-std-hyper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasync-rs%2Fasync-std-hyper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasync-rs%2Fasync-std-hyper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6025fafe549a2b4715c8bf9e80fa8240be81ff8a [INFO] checking async-rs/async-std-hyper 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%2Fasync-rs%2Fasync-std-hyper" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/async-rs/async-std-hyper [INFO] finished tweaking git repo https://github.com/async-rs/async-std-hyper [INFO] tweaked toml for git repo https://github.com/async-rs/async-std-hyper written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/async-rs/async-std-hyper 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/async-rs/async-std-hyper 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0c9904aeb7535823e082b86ab66b91fd21762118293d29e8c6d35169b7eacf66 [INFO] running `Command { std: "docker" "start" "-a" "0c9904aeb7535823e082b86ab66b91fd21762118293d29e8c6d35169b7eacf66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c9904aeb7535823e082b86ab66b91fd21762118293d29e8c6d35169b7eacf66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c9904aeb7535823e082b86ab66b91fd21762118293d29e8c6d35169b7eacf66", kill_on_drop: false }` [INFO] [stdout] 0c9904aeb7535823e082b86ab66b91fd21762118293d29e8c6d35169b7eacf66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3f41f1b7155dc40aa14a828fb48232c7ba07b5c8d914fa2478aac36d0367877d [INFO] running `Command { std: "docker" "start" "-a" "3f41f1b7155dc40aa14a828fb48232c7ba07b5c8d914fa2478aac36d0367877d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Checking bytes v0.5.4 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking pin-project-lite v0.1.4 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Checking tokio v0.2.11 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking http v0.2.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking futures-sink v0.3.4 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking futures-task v0.3.4 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking kv-log-macro v1.0.4 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking async-task v1.3.1 [INFO] [stderr] Checking futures-channel v0.3.4 [INFO] [stderr] Checking futures-io v0.3.4 [INFO] [stderr] Checking futures-timer v2.0.2 [INFO] [stderr] Checking once_cell v1.3.1 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking async-std v1.5.0 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking h2 v0.2.1 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Checking pin-project v0.4.8 [INFO] [stderr] Checking hyper v0.13.2 [INFO] [stderr] Checking async-std-hyper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | mut self: Pin<&mut Self>, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:8:72 [INFO] [stdout] | [INFO] [stdout] 8 | async fn hello(_: Request) -> Result, Infallible> { [INFO] [stdout] | ________________________________________________________________________^ [INFO] [stdout] 9 | | Ok(Response::new(Body::from("Hello World!"))) [INFO] [stdout] 10 | | } [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, Infallible> [INFO] [stdout] --> src/main.rs:8:72 [INFO] [stdout] | [INFO] [stdout] 8 | async fn hello(_: Request) -> Result, Infallible> { [INFO] [stdout] | ________________________________________________________________________^ [INFO] [stdout] 9 | | Ok(Response::new(Body::from("Hello World!"))) [INFO] [stdout] 10 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-std-hyper` (bin "async-std-hyper" test) due to 5 previous errors; 1 warning emitted [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Ok(Response::new(Body::from("Hello World!"))) [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) -> impl std::future::Future, Infallible>> {hello}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:17:54 [INFO] [stdout] | [INFO] [stdout] 17 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(hello)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl std::future::Future, Infallible>> {hello}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:17:56 [INFO] [stdout] | [INFO] [stdout] 17 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(hello)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:57:13 [INFO] [stdout] | [INFO] [stdout] 57 | mut self: Pin<&mut Self>, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:8:72 [INFO] [stdout] | [INFO] [stdout] 8 | async fn hello(_: Request) -> Result, Infallible> { [INFO] [stdout] | ________________________________________________________________________^ [INFO] [stdout] 9 | | Ok(Response::new(Body::from("Hello World!"))) [INFO] [stdout] 10 | | } [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, Infallible> [INFO] [stdout] --> src/main.rs:8:72 [INFO] [stdout] | [INFO] [stdout] 8 | async fn hello(_: Request) -> Result, Infallible> { [INFO] [stdout] | ________________________________________________________________________^ [INFO] [stdout] 9 | | Ok(Response::new(Body::from("Hello World!"))) [INFO] [stdout] 10 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Ok(Response::new(Body::from("Hello World!"))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl std::future::Future, Infallible>> {hello}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:17:54 [INFO] [stdout] | [INFO] [stdout] 17 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(hello)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result) -> impl std::future::Future, Infallible>> {hello}, Body>, Infallible> [INFO] [stdout] --> src/main.rs:17:56 [INFO] [stdout] | [INFO] [stdout] 17 | let make_svc = make_service_fn(|_conn| async { Ok::<_, Infallible>(service_fn(hello)) }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-std-hyper` (bin "async-std-hyper") due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "3f41f1b7155dc40aa14a828fb48232c7ba07b5c8d914fa2478aac36d0367877d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f41f1b7155dc40aa14a828fb48232c7ba07b5c8d914fa2478aac36d0367877d", kill_on_drop: false }` [INFO] [stdout] 3f41f1b7155dc40aa14a828fb48232c7ba07b5c8d914fa2478aac36d0367877d