[INFO] fetching crate service-async 0.2.4...
[INFO] checking service-async-0.2.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate service-async 0.2.4 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate service-async 0.2.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate service-async 0.2.4
[INFO] tweaked toml for crates.io crate service-async 0.2.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate service-async 0.2.4 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 service-async 0.2.4 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3ef375b2fcd03ddf0264a3f866612e27963ca377f7d004626926b222cd3e0880
[INFO] running `Command { std: "docker" "start" "-a" "3ef375b2fcd03ddf0264a3f866612e27963ca377f7d004626926b222cd3e0880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ef375b2fcd03ddf0264a3f866612e27963ca377f7d004626926b222cd3e0880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef375b2fcd03ddf0264a3f866612e27963ca377f7d004626926b222cd3e0880", kill_on_drop: false }`
[INFO] [stdout] 3ef375b2fcd03ddf0264a3f866612e27963ca377f7d004626926b222cd3e0880
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 82481326837d265b9b5e5ced50fbf019af06e1676e23bf10f0f655daf899206a
[INFO] running `Command { std: "docker" "start" "-a" "82481326837d265b9b5e5ced50fbf019af06e1676e23bf10f0f655daf899206a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling io-uring v0.6.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking param v0.1.2
[INFO] [stderr]     Checking service-async v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]    Compiling monoio-macros v0.1.0
[INFO] [stderr]    Compiling auto-const-array v0.2.0
[INFO] [stderr]     Checking monoio v0.2.1
[INFO] [stdout] error: this type will no longer be must used: Result<SvcA, Infallible>
[INFO] [stdout]   --> examples/demo.rs:47:95
[INFO] [stdout]    |
[INFO] [stdout] 47 |       fn make_via_ref(&self, old: Option<&Self::Service>) -> Result<Self::Service, Self::Error> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 48 | |         Ok(match old {
[INFO] [stdout] 49 | |             Some(r) => SvcA {
[INFO] [stdout] 50 | |                 pass_flag: r.pass_flag,
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |         })
[INFO] [stdout] 58 | |     }
[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<SvcA, Infallible>
[INFO] [stdout]   --> examples/demo.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         Ok(match old {
[INFO] [stdout] 49 | |             Some(r) => SvcA {
[INFO] [stdout] 50 | |                 pass_flag: r.pass_flag,
[INFO] [stdout] 51 | |                 not_pass_flag: self.init_flag.0,
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |             },
[INFO] [stdout] 57 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, <T as Service<()>>::Response>
[INFO] [stdout]   --> examples/demo.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         self.inner.call(()).await?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as Service<()>>::Response, Infallible>
[INFO] [stdout]   --> examples/demo.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         self.inner.call(()).await?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as Service<()>>::Response, Infallible>
[INFO] [stdout]   --> examples/demo.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |         self.inner.call(()).await?;
[INFO] [stdout]    |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as Service<()>>::Response, Infallible>
[INFO] [stdout]   --> examples/demo.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         self.inner.call(()).await?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<<T as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:91:95
[INFO] [stdout]     |
[INFO] [stdout]  91 |       fn make_via_ref(&self, old: Option<&Self::Service>) -> Result<Self::Service, Self::Error> {
[INFO] [stdout]     |  _______________________________________________________________________________________________^
[INFO] [stdout]  92 | |         Ok(match old {
[INFO] [stdout]  93 | |             Some(r) => SvcB {
[INFO] [stdout]  94 | |                 counter: r.counter.load(Ordering::Acquire).into(),
[INFO] [stdout] ...   |
[INFO] [stdout] 101 | |         })
[INFO] [stdout] 102 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<<T as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:92:9
[INFO] [stdout]     |
[INFO] [stdout]  92 | /         Ok(match old {
[INFO] [stdout]  93 | |             Some(r) => SvcB {
[INFO] [stdout]  94 | |                 counter: r.counter.load(Ordering::Acquire).into(),
[INFO] [stdout]  95 | |                 inner: self.0.make_via_ref(Some(&r.inner))?,
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |             },
[INFO] [stdout] 101 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, <T as MakeService>::Service>
[INFO] [stdout]   --> examples/demo.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 inner: self.0.make_via_ref(Some(&r.inner))?,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as MakeService>::Service, Infallible>
[INFO] [stdout]   --> examples/demo.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 inner: self.0.make_via_ref(Some(&r.inner))?,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<<T as MakeService>::Service>, Infallible>
[INFO] [stdout]   --> examples/demo.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 inner: self.0.make_via_ref(Some(&r.inner))?,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, <T as MakeService>::Service>
[INFO] [stdout]   --> examples/demo.rs:99:24
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 inner: self.0.make()?,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as MakeService>::Service, Infallible>
[INFO] [stdout]   --> examples/demo.rs:99:24
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 inner: self.0.make()?,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<<T as MakeService>::Service>, Infallible>
[INFO] [stdout]   --> examples/demo.rs:99:24
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 inner: self.0.make()?,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, <T as Service<I>>::Response>
[INFO] [stdout]    --> examples/demo.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         self.inner.call(req).await?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as Service<I>>::Response, Infallible>
[INFO] [stdout]    --> examples/demo.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         self.inner.call(req).await?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as Service<I>>::Response, Infallible>
[INFO] [stdout]    --> examples/demo.rs:120:30
[INFO] [stdout]     |
[INFO] [stdout] 120 |         self.inner.call(req).await?;
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<T as Service<I>>::Response, Infallible>
[INFO] [stdout]    --> examples/demo.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         self.inner.call(req).await?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<<F as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:132:94
[INFO] [stdout]     |
[INFO] [stdout] 132 |       fn make_via_ref(&self, old: Option<&Self::Service>) -> Result<Self::Service, Infallible> {
[INFO] [stdout]     |  ______________________________________________________________________________________________^
[INFO] [stdout] 133 | |         Ok(SvcC {
[INFO] [stdout] 134 | |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout] 135 | |         })
[INFO] [stdout] 136 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<<F as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 | /         Ok(SvcC {
[INFO] [stdout] 134 | |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout] 135 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, <F as MakeService>::Service>
[INFO] [stdout]    --> examples/demo.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<F as MakeService>::Service, Infallible>
[INFO] [stdout]    --> examples/demo.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<<F as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:134:20
[INFO] [stdout]     |
[INFO] [stdout] 134 |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<<F as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:146:100
[INFO] [stdout]     |
[INFO] [stdout] 146 |       async fn make_via_ref(&self, old: Option<&Self::Service>) -> Result<Self::Service, Infallible> {
[INFO] [stdout]     |  ____________________________________________________________________________________________________^
[INFO] [stdout] 147 | |         // We may do some async calls here.
[INFO] [stdout] 148 | |         Ok(SvcC {
[INFO] [stdout] 149 | |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout] 150 | |         })
[INFO] [stdout] 151 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<<F as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:146:100
[INFO] [stdout]     |
[INFO] [stdout] 146 |       async fn make_via_ref(&self, old: Option<&Self::Service>) -> Result<Self::Service, Infallible> {
[INFO] [stdout]     |  ____________________________________________________________________________________________________^
[INFO] [stdout] 147 | |         // We may do some async calls here.
[INFO] [stdout] 148 | |         Ok(SvcC {
[INFO] [stdout] 149 | |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout] 150 | |         })
[INFO] [stdout] 151 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<<F as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 | /         Ok(SvcC {
[INFO] [stdout] 149 | |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout] 150 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, <F as MakeService>::Service>
[INFO] [stdout]    --> examples/demo.rs:149:20
[INFO] [stdout]     |
[INFO] [stdout] 149 |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<<F as MakeService>::Service, Infallible>
[INFO] [stdout]    --> examples/demo.rs:149:20
[INFO] [stdout]     |
[INFO] [stdout] 149 |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<<F as MakeService>::Service>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:149:20
[INFO] [stdout]     |
[INFO] [stdout] 149 |             inner: self.inner.make_via_ref(old.map(|x| &x.inner))?,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<SvcB<SvcA>>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:207:15
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<SvcB<SvcA>>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:207:34
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcC<SvcB<SvcA>>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:207:15
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Either<SvcC<SvcB<SvcA>>, SvcB<SvcA>>, Either<Infallible, Infallible>>
[INFO] [stdout]    --> examples/demo.rs:217:15
[INFO] [stdout]     |
[INFO] [stdout] 217 |     let svc = stack.make().unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BoxedService<usize, (), Infallible>, Either<Infallible, Infallible>>
[INFO] [stdout]    --> examples/demo.rs:223:49
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let boxed_svc: BoxedService<usize, (), _> = stack.into_boxed_service().make().unwrap();
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Either<SvcC<SvcB<SvcA>>, SvcB<SvcA>>, Either<Infallible, Infallible>>
[INFO] [stdout]    --> examples/demo.rs:233:19
[INFO] [stdout]     |
[INFO] [stdout] 233 |     let new_svc = new_stack.make_via_ref(Some(&svc)).unwrap();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Either<SvcC<SvcB<SvcA>>, SvcB<SvcA>>, Either<Infallible, Infallible>>
[INFO] [stdout]    --> examples/demo.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let new_svc = new_stack.make_via_ref(boxed_svc.downcast_ref()).unwrap();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BoxedService<usize, (), Infallible>, Infallible>
[INFO] [stdout]    --> examples/demo.rs:256:15
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let svc = fac.make().unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `service-async` (example "demo") due to 37 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<SvcA, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:29:96
[INFO] [stdout]    |
[INFO] [stdout] 29 |       fn make_via_ref(&self, _old: Option<&Self::Service>) -> Result<Self::Service, Self::Error> {
[INFO] [stdout]    |  ________________________________________________________________________________________________^
[INFO] [stdout] 30 | |         println!("SvcAFactory make");
[INFO] [stdout] 31 | |         Ok(SvcA)
[INFO] [stdout] 32 | |     }
[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<SvcA, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         Ok(SvcA)
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcA, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:40:45
[INFO] [stdout]    |
[INFO] [stdout] 40 |       ) -> Result<Self::Service, Self::Error> {
[INFO] [stdout]    |  _____________________________________________^
[INFO] [stdout] 41 | |         println!("SvcAFactory make async");
[INFO] [stdout] 42 | |         Ok(SvcA)
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcA, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:40:45
[INFO] [stdout]    |
[INFO] [stdout] 40 |       ) -> Result<Self::Service, Self::Error> {
[INFO] [stdout]    |  _____________________________________________^
[INFO] [stdout] 41 | |         println!("SvcAFactory make async");
[INFO] [stdout] 42 | |         Ok(SvcA)
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcA, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Ok(SvcA)
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<SvcA>, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:93:15
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<SvcA>, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<SvcA>, Infallible>
[INFO] [stdout]   --> examples/async_demo.rs:93:15
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<SvcA>, Infallible>
[INFO] [stdout]    --> examples/async_demo.rs:103:15
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<SvcA>, Infallible>
[INFO] [stdout]    --> examples/async_demo.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SvcB<SvcA>, Infallible>
[INFO] [stdout]    --> examples/async_demo.rs:103:15
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BoxedService<(), (), Infallible>, Infallible>
[INFO] [stdout]    --> examples/async_demo.rs:112:15
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BoxedService<(), (), Infallible>, Infallible>
[INFO] [stdout]    --> examples/async_demo.rs:112:34
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<BoxedService<(), (), Infallible>, Infallible>
[INFO] [stdout]    --> examples/async_demo.rs:112:15
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let svc = stack.make_async().await.unwrap();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `service-async` (example "async_demo") due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "82481326837d265b9b5e5ced50fbf019af06e1676e23bf10f0f655daf899206a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82481326837d265b9b5e5ced50fbf019af06e1676e23bf10f0f655daf899206a", kill_on_drop: false }`
[INFO] [stdout] 82481326837d265b9b5e5ced50fbf019af06e1676e23bf10f0f655daf899206a
