[INFO] fetching crate postel 0.7.2...
[INFO] checking postel-0.7.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate postel 0.7.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate postel 0.7.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate postel 0.7.2
[INFO] tweaked toml for crates.io crate postel 0.7.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate postel 0.7.2 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 crates.io crate postel 0.7.2 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 71cd964abefceb2a3a9ccf77eb43c6f41ff4649d06b3399d95faf32073f2718b
[INFO] running `Command { std: "docker" "start" "-a" "71cd964abefceb2a3a9ccf77eb43c6f41ff4649d06b3399d95faf32073f2718b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71cd964abefceb2a3a9ccf77eb43c6f41ff4649d06b3399d95faf32073f2718b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71cd964abefceb2a3a9ccf77eb43c6f41ff4649d06b3399d95faf32073f2718b", kill_on_drop: false }`
[INFO] [stdout] 71cd964abefceb2a3a9ccf77eb43c6f41ff4649d06b3399d95faf32073f2718b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 789db474fec610574d96c7e73795cbc812270b8cd04c009addb546959f344f85
[INFO] running `Command { std: "docker" "start" "-a" "789db474fec610574d96c7e73795cbc812270b8cd04c009addb546959f344f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
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[INFO] [stderr]     Checking postel v0.7.2 (/opt/rustwide/workdir)
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[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]   --> examples/stress_tls_http2.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |           Box::pin(async move {
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 89 | |             Ok(match (req.method(), req.uri().path()) {
[INFO] [stdout] 90 | |                 (&hyper::Method::GET, "/") => {
[INFO] [stdout] 91 | |                     Response::new(Full::new(Bytes::from_static(b"Hello, World!")))
[INFO] [stdout] ...  |
[INFO] [stdout] 98 | |             })
[INFO] [stdout] 99 | |         })
[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<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]   --> examples/stress_tls_http2.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 | /             Ok(match (req.method(), req.uri().path()) {
[INFO] [stdout] 90 | |                 (&hyper::Method::GET, "/") => {
[INFO] [stdout] 91 | |                     Response::new(Full::new(Bytes::from_static(b"Hello, World!")))
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |                 _ => Response::new(Full::new(Bytes::from_static(b"Not Found")))
[INFO] [stdout] 98 | |             })
[INFO] [stdout]    | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `postel` (example "stress_tls_http2") due to 2 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<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]   --> examples/tower_service_fn.rs:26:83
[INFO] [stdout]    |
[INFO] [stdout] 26 |   async fn hello(_: Request<Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________________^
[INFO] [stdout] 27 | |     Ok(Response::new(Full::new(HELLO.clone()))) // Zero-copy clone
[INFO] [stdout] 28 | | }
[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<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]   --> examples/tower_service_fn.rs:26:83
[INFO] [stdout]    |
[INFO] [stdout] 26 |   async fn hello(_: Request<Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
[INFO] [stdout]    |  ___________________________________________________________________________________^
[INFO] [stdout] 27 | |     Ok(Response::new(Full::new(HELLO.clone()))) // Zero-copy clone
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]   --> examples/tower_service_fn.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Ok(Response::new(Full::new(HELLO.clone()))) // Zero-copy clone
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `postel` (example "tower_service_fn") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]    --> benches/hello_world_tower_hyper_tls_tcp.rs:184:29
[INFO] [stdout]     |
[INFO] [stdout] 184 |           Box::pin(async move {
[INFO] [stdout]     |  _____________________________^
[INFO] [stdout] 185 | |             Ok(match (req.method(), req.uri().path()) {
[INFO] [stdout] 186 | |                 // GET / -> "Hello, World!"
[INFO] [stdout] 187 | |                 (&hyper::Method::GET, BASE_PATH) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 200 | |             })
[INFO] [stdout] 201 | |         })
[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<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]    --> benches/hello_world_tower_hyper_tls_tcp.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 | /             Ok(match (req.method(), req.uri().path()) {
[INFO] [stdout] 186 | |                 // GET / -> "Hello, World!"
[INFO] [stdout] 187 | |                 (&hyper::Method::GET, BASE_PATH) => {
[INFO] [stdout] 188 | |                     Response::new(Full::new(Bytes::from_static(HELLO)))
[INFO] [stdout] ...   |
[INFO] [stdout] 199 | |                     .unwrap(),
[INFO] [stdout] 200 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `postel` (bench "hello_world_tower_hyper_tls_tcp") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "789db474fec610574d96c7e73795cbc812270b8cd04c009addb546959f344f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789db474fec610574d96c7e73795cbc812270b8cd04c009addb546959f344f85", kill_on_drop: false }`
[INFO] [stdout] 789db474fec610574d96c7e73795cbc812270b8cd04c009addb546959f344f85
