[INFO] fetching crate tokio-async-std 1.5.3...
[INFO] testing tokio-async-std-1.5.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate tokio-async-std 1.5.3 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate tokio-async-std 1.5.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] crate crates.io crate tokio-async-std 1.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35e15194b064967d05eba2ccb06d599d7ada241c464ab4bed16357d2789b86c0
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[INFO] running `Command { std: "docker" "start" "-a" "cb52aaa60b0d96a16e47ce11a1643ae7ba8194b624fc731275c984d166b5219d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-macros v0.2.5
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[INFO] [stderr]    Compiling tokio-async-std v1.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync/rwlock.rs:304:23
[INFO] [stdout]     |
[INFO] [stdout] 304 |         if self.state.compare_and_swap(0, WRITE_LOCK, Ordering::SeqCst) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stderr.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stderr.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stdin.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stdout.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stdout.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random`
[INFO] [stdout]   --> src/utils.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn random(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that chains two streams one after another.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`chain`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that chains two streams one after another.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`chain`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/cloned.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pin_project! {
[INFO] [stdout] 7  | |     /// A stream that clones the elements of an underlying stream.
[INFO] [stdout] 8  | |     #[derive(Debug)]
[INFO] [stdout] 9  | |     pub struct Cloned<S> {
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     }
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/cmp.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 14 | |     // of another using `Ord`.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/copied.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pin_project! {
[INFO] [stdout] 7  | |     /// A stream that copies the elements of an underlying stream.
[INFO] [stdout] 8  | |     #[derive(Debug)]
[INFO] [stdout] 9  | |     pub struct Copied<S> {
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     }
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/enumerate.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     #[derive(Debug)]
[INFO] [stdout] 10 | |     pub struct Enumerate<S> {
[INFO] [stdout] 11 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |     }
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/eq.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 13 | |     // of another.
[INFO] [stdout] 14 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/filter.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to filter elements of another stream with a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`filter`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/filter_map.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     #[derive(Debug)]
[INFO] [stdout] 10 | |     pub struct FilterMap<S, F> {
[INFO] [stdout] 11 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |     }
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/fold.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     #[derive(Debug)]
[INFO] [stdout] 11 | |     pub struct FoldFuture<S, F, B> {
[INFO] [stdout] 12 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/for_each.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     #[doc(hidden)]
[INFO] [stdout] 11 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 12 | |     pub struct ForEachFuture<S, F> {
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/fuse.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that yields `None` forever after the underlying stream yields `None` once.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`fuse`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/ge.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // greater than or equal to those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/gt.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // greater than those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/inspect.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that does something with each element of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`inspect`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/last.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     #[doc(hidden)]
[INFO] [stdout] 11 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 12 | |     pub struct LastFuture<S, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/le.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     /// Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     /// less or equal to those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/lt.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // less than those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/map.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that maps value of another stream with a function.
[INFO] [stdout] 10 | |     #[derive(Debug)]
[INFO] [stdout] 11 | |     pub struct Map<S, F> {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[doc(hidden)]
[INFO] [stdout] 13 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 14 | |     pub struct MaxFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max_by.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MaxByFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max_by_key.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MaxByKeyFuture<S, T, K> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/min.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[doc(hidden)]
[INFO] [stdout] 13 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 14 | |     pub struct MinFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/min_by.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MinByFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/min_by_key.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MinByKeyFuture<S, T, K> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/ne.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 13 | |     // of another.
[INFO] [stdout] 14 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/partial_cmp.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 14 | |     // of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/scan.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to maintain state while polling another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`scan`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/skip.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to skip first n elements of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`skip`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/skip_while.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to skip elements of another stream based on a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`skip_while`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/step_by.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that steps a given amount of elements of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`step_by`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/take.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that yields the first `n` items of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`take`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/take_while.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that yields elements based on a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`take_while`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/zip.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that takes items from two other streams simultaneously.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`zip`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/from_iter.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     /// A stream that was created from iterator.
[INFO] [stdout] 12 | |     ///
[INFO] [stdout] 13 | |     /// This stream is created by the [`from_iter`] function.
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/once.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | / pin_project! {
[INFO] [stdout] 33 | |     /// A stream that yields a single item.
[INFO] [stdout] 34 | |     ///
[INFO] [stdout] 35 | |     /// This stream is created by the [`once`] function. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     }
[INFO] [stdout] 43 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/future/timeout.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / pin_project! {
[INFO] [stdout] 44 | |     /// A future that times out after a duration of time.
[INFO] [stdout] 45 | |     pub struct TimeoutFuture<F> {
[INFO] [stdout] 46 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     }
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_read/lines.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     /// A stream of lines in a byte stream.
[INFO] [stdout] 14 | |     ///
[INFO] [stdout] 15 | |     /// This stream is created by the [`lines`] method on types that implement [`BufRead`].
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     }
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_read/split.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     /// A stream over the contents of an instance of [`BufRead`] split on a particular byte.
[INFO] [stdout] 13 | |     ///
[INFO] [stdout] 14 | |     /// This stream is created by the [`split`] method on types that implement [`BufRead`].
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |     }
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/read/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// Adaptor to chain together two readers.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This struct is generally created by calling [`chain`] on a reader.
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/read/take.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// Reader adaptor which limits the bytes read from an underlying reader.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This struct is generally created by calling [`take`] on a reader.
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_reader.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     /// Adds buffering to any reader.
[INFO] [stdout] 12 | |     ///
[INFO] [stdout] 13 | |     /// It can be excessively inefficient to work directly with a [`Read`] instance. A `BufReader`
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_writer.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     /// Wraps a writer and buffers its output.
[INFO] [stdout] 12 | |     ///
[INFO] [stdout] 13 | |     /// It can be excessively inefficient to work directly with something that
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |     }
[INFO] [stdout] 89 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/copy.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     pin_project! {
[INFO] [stdout] 54 | |         struct CopyFuture<R, W> {
[INFO] [stdout] 55 | |             #[pin]
[INFO] [stdout] 56 | |             reader: R,
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |         }
[INFO] [stdout] 61 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/timeout.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | / pin_project! {
[INFO] [stdout] 47 | |     /// Future returned by the `FutureExt::timeout` method.
[INFO] [stdout] 48 | |     #[derive(Debug)]
[INFO] [stdout] 49 | |     pub struct Timeout<F, T>
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |     }
[INFO] [stdout] 58 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 78 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.18s
[INFO] running `Command { std: "docker" "inspect" "cb52aaa60b0d96a16e47ce11a1643ae7ba8194b624fc731275c984d166b5219d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb52aaa60b0d96a16e47ce11a1643ae7ba8194b624fc731275c984d166b5219d", kill_on_drop: false }`
[INFO] [stdout] cb52aaa60b0d96a16e47ce11a1643ae7ba8194b624fc731275c984d166b5219d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efa42aef3d53e41f7924ec99f71688b12297e638c4e1370eac1e6a119d1c58d4
[INFO] running `Command { std: "docker" "start" "-a" "efa42aef3d53e41f7924ec99f71688b12297e638c4e1370eac1e6a119d1c58d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling curl v0.4.28
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/future/future/mod.rs:23:1
[INFO] [stdout]     |
[INFO] [stdout] 23  | / extension_trait! {
[INFO] [stdout] 24  | |     use std::pin::Pin;
[INFO] [stdout] 25  | |     use std::ops::{Deref, DerefMut};
[INFO] [stdout] 26  | |
[INFO] [stdout] ...   |
[INFO] [stdout] 431 | |     }
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: this warning originates in the macro `extension_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync/rwlock.rs:304:23
[INFO] [stdout]     |
[INFO] [stdout] 304 |         if self.state.compare_and_swap(0, WRITE_LOCK, Ordering::SeqCst) == 0 {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stderr.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stderr.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stdin.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stdout.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         mut self: Pin<&mut Self>,
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/io/stdout.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<io::Result<()>> {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random`
[INFO] [stdout]   --> src/utils.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn random(n: u32) -> u32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that chains two streams one after another.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`chain`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that chains two streams one after another.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`chain`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/cloned.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pin_project! {
[INFO] [stdout] 7  | |     /// A stream that clones the elements of an underlying stream.
[INFO] [stdout] 8  | |     #[derive(Debug)]
[INFO] [stdout] 9  | |     pub struct Cloned<S> {
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     }
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/cmp.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 14 | |     // of another using `Ord`.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/copied.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pin_project! {
[INFO] [stdout] 7  | |     /// A stream that copies the elements of an underlying stream.
[INFO] [stdout] 8  | |     #[derive(Debug)]
[INFO] [stdout] 9  | |     pub struct Copied<S> {
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     }
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/enumerate.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     #[derive(Debug)]
[INFO] [stdout] 10 | |     pub struct Enumerate<S> {
[INFO] [stdout] 11 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |     }
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/eq.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 13 | |     // of another.
[INFO] [stdout] 14 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/filter.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to filter elements of another stream with a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`filter`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/filter_map.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     #[derive(Debug)]
[INFO] [stdout] 10 | |     pub struct FilterMap<S, F> {
[INFO] [stdout] 11 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |     }
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/fold.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     #[derive(Debug)]
[INFO] [stdout] 11 | |     pub struct FoldFuture<S, F, B> {
[INFO] [stdout] 12 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/for_each.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     #[doc(hidden)]
[INFO] [stdout] 11 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 12 | |     pub struct ForEachFuture<S, F> {
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/fuse.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that yields `None` forever after the underlying stream yields `None` once.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`fuse`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/ge.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // greater than or equal to those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/gt.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // greater than those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/inspect.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that does something with each element of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`inspect`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/last.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     #[doc(hidden)]
[INFO] [stdout] 11 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 12 | |     pub struct LastFuture<S, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/le.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     /// Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     /// less or equal to those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/lt.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // less than those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/map.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that maps value of another stream with a function.
[INFO] [stdout] 10 | |     #[derive(Debug)]
[INFO] [stdout] 11 | |     pub struct Map<S, F> {
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |     }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[doc(hidden)]
[INFO] [stdout] 13 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 14 | |     pub struct MaxFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max_by.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MaxByFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max_by_key.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MaxByKeyFuture<S, T, K> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/min.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[doc(hidden)]
[INFO] [stdout] 13 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 14 | |     pub struct MinFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/min_by.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MinByFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/min_by_key.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MinByKeyFuture<S, T, K> {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/ne.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 13 | |     // of another.
[INFO] [stdout] 14 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/partial_cmp.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 14 | |     // of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/scan.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to maintain state while polling another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`scan`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/skip.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to skip first n elements of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`skip`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/skip_while.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream to skip elements of another stream based on a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`skip_while`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/step_by.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that steps a given amount of elements of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`step_by`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/take.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that yields the first `n` items of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`take`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/take_while.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pin_project! {
[INFO] [stdout] 9  | |     /// A stream that yields elements based on a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`take_while`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/zip.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that takes items from two other streams simultaneously.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`zip`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/from_iter.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     /// A stream that was created from iterator.
[INFO] [stdout] 12 | |     ///
[INFO] [stdout] 13 | |     /// This stream is created by the [`from_iter`] function.
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/once.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | / pin_project! {
[INFO] [stdout] 33 | |     /// A stream that yields a single item.
[INFO] [stdout] 34 | |     ///
[INFO] [stdout] 35 | |     /// This stream is created by the [`once`] function. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     }
[INFO] [stdout] 43 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/future/timeout.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / pin_project! {
[INFO] [stdout] 44 | |     /// A future that times out after a duration of time.
[INFO] [stdout] 45 | |     pub struct TimeoutFuture<F> {
[INFO] [stdout] 46 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |     }
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_read/lines.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     /// A stream of lines in a byte stream.
[INFO] [stdout] 14 | |     ///
[INFO] [stdout] 15 | |     /// This stream is created by the [`lines`] method on types that implement [`BufRead`].
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     }
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_read/split.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     /// A stream over the contents of an instance of [`BufRead`] split on a particular byte.
[INFO] [stdout] 13 | |     ///
[INFO] [stdout] 14 | |     /// This stream is created by the [`split`] method on types that implement [`BufRead`].
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |     }
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/read/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// Adaptor to chain together two readers.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This struct is generally created by calling [`chain`] on a reader.
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/read/take.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout] 9  | / pin_project! {
[INFO] [stdout] 10 | |     /// Reader adaptor which limits the bytes read from an underlying reader.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This struct is generally created by calling [`take`] on a reader.
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_reader.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     /// Adds buffering to any reader.
[INFO] [stdout] 12 | |     ///
[INFO] [stdout] 13 | |     /// It can be excessively inefficient to work directly with a [`Read`] instance. A `BufReader`
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |     }
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_writer.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     /// Wraps a writer and buffers its output.
[INFO] [stdout] 12 | |     ///
[INFO] [stdout] 13 | |     /// It can be excessively inefficient to work directly with something that
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |     }
[INFO] [stdout] 89 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/copy.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     pin_project! {
[INFO] [stdout] 54 | |         struct CopyFuture<R, W> {
[INFO] [stdout] 55 | |             #[pin]
[INFO] [stdout] 56 | |             reader: R,
[INFO] [stdout] ...  |
[INFO] [stdout] 60 | |         }
[INFO] [stdout] 61 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/timeout.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | / pin_project! {
[INFO] [stdout] 47 | |     /// Future returned by the `FutureExt::timeout` method.
[INFO] [stdout] 48 | |     #[derive(Debug)]
[INFO] [stdout] 49 | |     pub struct Timeout<F, T>
[INFO] [stdout] ...  |
[INFO] [stdout] 57 | |     }
[INFO] [stdout] 58 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stdout] warning: 78 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling sluice v0.4.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling console v0.7.7
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling async-log-attributes v1.0.1
[INFO] [stderr]    Compiling async-log v1.1.0
[INFO] [stderr]    Compiling femme v1.3.0
[INFO] [stderr]    Compiling surf v1.0.3
[INFO] [stderr]    Compiling tokio-async-std v1.5.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `tokio-async-std`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rwlock --edition=2018 tests/rwlock.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="crossbeam-utils"' --cfg 'feature="default"' --cfg 'feature="futures-core"' --cfg 'feature="futures-io"' --cfg 'feature="futures-timer"' --cfg 'feature="log"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="mio-uds"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="pin-project-lite"' --cfg 'feature="pin-utils"' --cfg 'feature="slab"' --cfg 'feature="std"' --cfg 'feature="tokio"' -C metadata=5ce900472aa0616a -C extra-filename=-5ce900472aa0616a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-1742f3bbb341041f.rlib --extern femme=/opt/rustwide/target/debug/deps/libfemme-ebde89cdfc9cf8c6.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-59569a77b918fb96.rlib --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-d8947e49842cd458.rlib --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-04c677f4434cb404.rlib --extern futures_timer=/opt/rustwide/target/debug/deps/libfutures_timer-8e3d1ebcd037feeb.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-70b870f8cfb74872.rlib --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-471a0917c9740522.rlib --extern mio=/opt/rustwide/target/debug/deps/libmio-6aa82bf8231ed521.rlib --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-d7370870d4c60fe5.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-af0171574ac5a704.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-b515b606e843b0c2.rlib --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-6acb74dffeac3510.rlib --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-b19c8ccbdc1ee0a9.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-45a162263cbdf491.rlib --extern slab=/opt/rustwide/target/debug/deps/libslab-19bed823898320f8.rlib --extern surf=/opt/rustwide/target/debug/deps/libsurf-dce47168a7fbbd6b.rlib --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-efd8ceeb654fe360.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-6616f57e763483e3.rlib --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-92dfcfe8482d9c9f.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-ba82c30bbfe84d5a/out -L native=/opt/rustwide/target/debug/build/curl-sys-7a0e832a951092c2/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-b1113605b203fc64/out/i/lib -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "efa42aef3d53e41f7924ec99f71688b12297e638c4e1370eac1e6a119d1c58d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa42aef3d53e41f7924ec99f71688b12297e638c4e1370eac1e6a119d1c58d4", kill_on_drop: false }`
[INFO] [stdout] efa42aef3d53e41f7924ec99f71688b12297e638c4e1370eac1e6a119d1c58d4
