[INFO] fetching crate routerify-cors 3.0.0...
[INFO] checking routerify-cors-3.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate routerify-cors 3.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate routerify-cors 3.0.0
[INFO] finished tweaking crates.io crate routerify-cors 3.0.0
[INFO] tweaked toml for crates.io crate routerify-cors 3.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate routerify-cors 3.0.0 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 routerify-cors 3.0.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3a94fbc83eb9fd321f917dd2c45212dd5e56d83aa6607331651a399cfcc66c4c
[INFO] running `Command { std: "docker" "start" "-a" "3a94fbc83eb9fd321f917dd2c45212dd5e56d83aa6607331651a399cfcc66c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a94fbc83eb9fd321f917dd2c45212dd5e56d83aa6607331651a399cfcc66c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a94fbc83eb9fd321f917dd2c45212dd5e56d83aa6607331651a399cfcc66c4c", kill_on_drop: false }`
[INFO] [stdout] 3a94fbc83eb9fd321f917dd2c45212dd5e56d83aa6607331651a399cfcc66c4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f4a5421b668dda6dda3c0f01d4b4989d45434f6c00a44f50ebed5fef2534097f
[INFO] running `Command { std: "docker" "start" "-a" "f4a5421b668dda6dda3c0f01d4b4989d45434f6c00a44f50ebed5fef2534097f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking routerify v3.0.0
[INFO] [stderr]     Checking routerify-cors v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]  --> examples/test.rs:6:79
[INFO] [stdout]   |
[INFO] [stdout] 6 |   async fn home_handler(_: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]   |  _______________________________________________________________________________^
[INFO] [stdout] 7 | |     Ok(Response::new(Body::from("Home page")))
[INFO] [stdout] 8 | | }
[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]  --> examples/test.rs:6:79
[INFO] [stdout]   |
[INFO] [stdout] 6 |   async fn home_handler(_: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]   |  _______________________________________________________________________________^
[INFO] [stdout] 7 | |     Ok(Response::new(Body::from("Home page")))
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]  --> examples/test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Ok(Response::new(Body::from("Home page")))
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `routerify-cors` (example "test") due to 3 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]   --> examples/example.rs:8:79
[INFO] [stdout]    |
[INFO] [stdout]  8 |   async fn home_handler(_: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout]  9 | |     Ok(Response::new(Body::from("Home page")))
[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<Response<Body>, Infallible>
[INFO] [stdout]   --> examples/example.rs:8:79
[INFO] [stdout]    |
[INFO] [stdout]  8 |   async fn home_handler(_: Request<Body>) -> Result<Response<Body>, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________________________^
[INFO] [stdout]  9 | |     Ok(Response::new(Body::from("Home page")))
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<Body>, Infallible>
[INFO] [stdout]  --> examples/example.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Ok(Response::new(Body::from("Home page")))
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `routerify-cors` (example "example") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f4a5421b668dda6dda3c0f01d4b4989d45434f6c00a44f50ebed5fef2534097f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a5421b668dda6dda3c0f01d4b4989d45434f6c00a44f50ebed5fef2534097f", kill_on_drop: false }`
[INFO] [stdout] f4a5421b668dda6dda3c0f01d4b4989d45434f6c00a44f50ebed5fef2534097f