[INFO] fetching crate tokio-async-std 1.5.3...
[INFO] testing tokio-async-std-1.5.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tokio-async-std 1.5.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tokio-async-std 1.5.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tokio-async-std 1.5.3
[INFO] tweaked toml for crates.io crate tokio-async-std 1.5.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-async-std 1.5.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-async-std 1.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf44d4e6b89c42eba56ed4a5bc6e398faa5d67944a48d0a9fc3ea296d9ad7916
[INFO] running `Command { std: "docker" "start" "-a" "cf44d4e6b89c42eba56ed4a5bc6e398faa5d67944a48d0a9fc3ea296d9ad7916", kill_on_drop: false }`
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[INFO] [stdout] cf44d4e6b89c42eba56ed4a5bc6e398faa5d67944a48d0a9fc3ea296d9ad7916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7e9cefcdad25c170af18a1a38c826b6a4b719bc469a693b3f8ffbe9b53ea5f2
[INFO] running `Command { std: "docker" "start" "-a" "e7e9cefcdad25c170af18a1a38c826b6a4b719bc469a693b3f8ffbe9b53ea5f2", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num_cpus v1.13.0
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[INFO] [stderr]    Compiling tokio-macros v0.2.5
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[INFO] [stdout] warning: unused attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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 attribute `doc`
[INFO] [stdout]    --> src/utils.rs:222:42
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `extension_trait`
[INFO] [stdout]    --> src/utils.rs:222:19
[INFO] [stdout]     |
[INFO] [stdout] 222 |           $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[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] ...   |
[INFO] [stdout] 432 | | }
[INFO] [stdout]     | |_- in this macro invocation
[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: unexpected `cfg` condition name: `default`
[INFO] [stdout]   --> src/io/read/bytes.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[cfg(all(test, default))]
[INFO] [stdout]    |                 ^^^^^^^ help: found config with similar value: `feature = "default"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(default)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(default)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `default`
[INFO] [stdout]    --> src/io/read/chain.rs:168:17
[INFO] [stdout]     |
[INFO] [stdout] 168 | #[cfg(all(test, default))]
[INFO] [stdout]     |                 ^^^^^^^ help: found config with similar value: `feature = "default"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(default)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(default)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `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)]` (part of `#[warn(unused)]`) 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: variable does not need to be mutable
[INFO] [stdout]    --> src/sync/waker_set.rs:155:13
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut inner = &mut *self.lock();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random` is never used
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/io/buf_writer.rs:116:33
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct IntoInnerError<W>(W, crate::io::Error);
[INFO] [stdout]     |            --------------       ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `IntoInnerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 51 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_read/lines.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     /// A stream of lines in a byte stream.
[INFO] [stdout] 14 | |     ///
[INFO] [stdout] 15 | |     /// This stream is created by the [`lines`] method on types that implement [`BufRead`].
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 29 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/read/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | / pin_project! {
[INFO] [stdout] 10 | |     /// Adaptor to chain together two readers.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This struct is generally created by calling [`chain`] on a reader.
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/buf_reader.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     /// Adds buffering to any reader.
[INFO] [stdout] 12 | |     ///
[INFO] [stdout] 13 | |     /// It can be excessively inefficient to work directly with a [`Read`] instance. A `BufReader`
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 89 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/io/copy.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     pin_project! {
[INFO] [stdout] 54 | |         struct CopyFuture<R, W> {
[INFO] [stdout] 55 | |             #[pin]
[INFO] [stdout] 56 | |             reader: R,
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |     }
[INFO] [stdout]    | |_____^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 58 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/chain.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that chains two streams one after another.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`chain`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 13 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/cmp.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 14 | |     // of another using `Ord`.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 13 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/enumerate.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / pin_project! {
[INFO] [stdout]  9 | |     #[derive(Debug)]
[INFO] [stdout] 10 | |     pub struct Enumerate<S> {
[INFO] [stdout] 11 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/filter.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / pin_project! {
[INFO] [stdout]  9 | |     /// A stream to filter elements of another stream with a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`filter`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 15 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/fold.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | / pin_project! {
[INFO] [stdout] 10 | |     #[derive(Debug)]
[INFO] [stdout] 11 | |     pub struct FoldFuture<S, F, B> {
[INFO] [stdout] 12 | |         #[pin]
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 17 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/fuse.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / pin_project! {
[INFO] [stdout]  9 | |     /// A stream that yields `None` forever after the underlying stream yields `None` once.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`fuse`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 21 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/gt.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // greater than those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/last.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | / pin_project! {
[INFO] [stdout] 10 | |     #[doc(hidden)]
[INFO] [stdout] 11 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 12 | |     pub struct LastFuture<S, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 21 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/lt.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / pin_project! {
[INFO] [stdout] 13 | |     // Determines if the elements of this `Stream` are lexicographically
[INFO] [stdout] 14 | |     // less than those of another.
[INFO] [stdout] 15 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 16 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[doc(hidden)]
[INFO] [stdout] 13 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 14 | |     pub struct MaxFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 19 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/max_by_key.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MaxByKeyFuture<S, T, K> {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 20 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/min_by.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / pin_project! {
[INFO] [stdout] 11 | |     #[doc(hidden)]
[INFO] [stdout] 12 | |     #[allow(missing_debug_implementations)]
[INFO] [stdout] 13 | |     pub struct MinByFuture<S, F, T> {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 19 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/ne.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     // Lexicographically compares the elements of this `Stream` with those
[INFO] [stdout] 13 | |     // of another.
[INFO] [stdout] 14 | |     #[doc(hidden)]
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 25 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/scan.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / pin_project! {
[INFO] [stdout]  9 | |     /// A stream to maintain state while polling another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`scan`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/skip_while.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / pin_project! {
[INFO] [stdout]  9 | |     /// A stream to skip elements of another stream based on a predicate.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`skip_while`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 23 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/take.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout]  8 | / pin_project! {
[INFO] [stdout]  9 | |     /// A stream that yields the first `n` items of another stream.
[INFO] [stdout] 10 | |     ///
[INFO] [stdout] 11 | |     /// This `struct` is created by the [`take`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 22 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/stream/zip.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | / pin_project! {
[INFO] [stdout] 10 | |     /// A stream that takes items from two other streams simultaneously.
[INFO] [stdout] 11 | |     ///
[INFO] [stdout] 12 | |     /// This `struct` is created by the [`zip`] method on [`Stream`]. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `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] 21 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/stream/once.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | / pin_project! {
[INFO] [stdout] 33 | |     /// A stream that yields a single item.
[INFO] [stdout] 34 | |     ///
[INFO] [stdout] 35 | |     /// This stream is created by the [`once`] function. See its
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::pin_project` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.20s
[INFO] running `Command { std: "docker" "inspect" "e7e9cefcdad25c170af18a1a38c826b6a4b719bc469a693b3f8ffbe9b53ea5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7e9cefcdad25c170af18a1a38c826b6a4b719bc469a693b3f8ffbe9b53ea5f2", kill_on_drop: false }`
[INFO] [stdout] e7e9cefcdad25c170af18a1a38c826b6a4b719bc469a693b3f8ffbe9b53ea5f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06830c071631186c882fb0917ebdc72030a6f2b0fee9608e3eb281682af05f0b
[INFO] running `Command { std: "docker" "start" "-a" "06830c071631186c882fb0917ebdc72030a6f2b0fee9608e3eb281682af05f0b", 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 version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr] warning: openssl-sys@0.9.55: build/expando.c:4:24: error: pasting "RUST_VERSION_OPENSSL_" and "(" does not give a valid preprocessing token
[INFO] [stderr] warning: openssl-sys@0.9.55:     4 | #define VERSION2(n, v) RUST_VERSION_##n##_##v
[INFO] [stderr] warning: openssl-sys@0.9.55:       |                        ^~~~~~~~~~~~~
[INFO] [stderr] warning: openssl-sys@0.9.55: build/expando.c:5:23: note: in expansion of macro 'VERSION2'
[INFO] [stderr] warning: openssl-sys@0.9.55:     5 | #define VERSION(n, v) VERSION2(n, v)
[INFO] [stderr] warning: openssl-sys@0.9.55:       |                       ^~~~~~~~
[INFO] [stderr] warning: openssl-sys@0.9.55: build/expando.c:10:1: note: in expansion of macro 'VERSION'
[INFO] [stderr] warning: openssl-sys@0.9.55:    10 | VERSION(OPENSSL, OPENSSL_VERSION_NUMBER)
[INFO] [stderr] warning: openssl-sys@0.9.55:       | ^~~~~~~
[INFO] [stderr] error: failed to run custom build command for `openssl-sys v0.9.55`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_TEST_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-sys-0b7853673ff44087/build-script-main` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-cfg=const_fn
[INFO] [stderr]   cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_LIB_DIR
[INFO] [stderr]   X86_64_UNKNOWN_LINUX_GNU_OPENSSL_LIB_DIR unset
[INFO] [stderr]   cargo:rerun-if-env-changed=OPENSSL_LIB_DIR
[INFO] [stderr]   OPENSSL_LIB_DIR unset
[INFO] [stderr]   cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_INCLUDE_DIR
[INFO] [stderr]   X86_64_UNKNOWN_LINUX_GNU_OPENSSL_INCLUDE_DIR unset
[INFO] [stderr]   cargo:rerun-if-env-changed=OPENSSL_INCLUDE_DIR
[INFO] [stderr]   OPENSSL_INCLUDE_DIR unset
[INFO] [stderr]   cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_DIR
[INFO] [stderr]   X86_64_UNKNOWN_LINUX_GNU_OPENSSL_DIR unset
[INFO] [stderr]   cargo:rerun-if-env-changed=OPENSSL_DIR
[INFO] [stderr]   OPENSSL_DIR unset
[INFO] [stderr]   cargo:rustc-link-lib=ssl
[INFO] [stderr]   cargo:rustc-link-lib=crypto
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-E" "build/expando.c"
[INFO] [stderr]   cargo:warning=build/expando.c:4:24: error: pasting "RUST_VERSION_OPENSSL_" and "(" does not give a valid preprocessing token
[INFO] [stderr]   cargo:warning=    4 | #define VERSION2(n, v) RUST_VERSION_##n##_##v
[INFO] [stderr]   cargo:warning=      |                        ^~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=build/expando.c:5:23: note: in expansion of macro 'VERSION2'
[INFO] [stderr]   cargo:warning=    5 | #define VERSION(n, v) VERSION2(n, v)
[INFO] [stderr]   cargo:warning=      |                       ^~~~~~~~
[INFO] [stderr]   cargo:warning=build/expando.c:10:1: note: in expansion of macro 'VERSION'
[INFO] [stderr]   cargo:warning=   10 | VERSION(OPENSSL, OPENSSL_VERSION_NUMBER)
[INFO] [stderr]   cargo:warning=      | ^~~~~~~
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (437) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/openssl-sys-0.9.55/build/main.rs:138:13:
[INFO] [stderr] 
[INFO] [stderr]   Header expansion error:
[INFO] [stderr]   Error { kind: ToolExecError, message: "Command \"cc\" \"-O0\" \"-ffunction-sections\" \"-fdata-sections\" \"-fPIC\" \"-g\" \"-fno-omit-frame-pointer\" \"-m64\" \"-I\" \"/usr/include\" \"-Wall\" \"-Wextra\" \"-E\" \"build/expando.c\" with args \"cc\" did not execute successfully (status code exit status: 1)." }
[INFO] [stderr] 
[INFO] [stderr]   Failed to find OpenSSL development headers.
[INFO] [stderr] 
[INFO] [stderr]   You can try fixing this setting the `OPENSSL_DIR` environment variable
[INFO] [stderr]   pointing to your OpenSSL installation or installing OpenSSL headers package
[INFO] [stderr]   specific to your distribution:
[INFO] [stderr] 
[INFO] [stderr]       # On Ubuntu
[INFO] [stderr]       sudo apt-get install libssl-dev
[INFO] [stderr]       # On Arch Linux
[INFO] [stderr]       sudo pacman -S openssl
[INFO] [stderr]       # On Fedora
[INFO] [stderr]       sudo dnf install openssl-devel
[INFO] [stderr] 
[INFO] [stderr]   See rust-openssl README for more information:
[INFO] [stderr] 
[INFO] [stderr]       https://github.com/sfackler/rust-openssl#linux
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557793f721f2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x557793f721f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x557793f721f2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x557793f721f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x557793f8264f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x557793f8264f - core::fmt::write::hecf68a131630c74d
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x557793f41f51 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x557793f41f51 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x557793f4ce42 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x557793f4facf - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x557793f4f929 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x557793f50155 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x557793f4ffea - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x557793f4cf89 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x557793f3664d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x557793f86320 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x557793ed20d9 - build_script_main::validate_headers::hb9e741f048aca186
[INFO] [stderr]     17:     0x557793ecea94 - build_script_main::find_normal::try_pkg_config::h8f81f9ce17bd75ae
[INFO] [stderr]     18:     0x557793ecee58 - build_script_main::find_normal::find_openssl_dir::hc1e2723595eda45e
[INFO] [stderr]     19:     0x557793ece557 - build_script_main::find_normal::get_openssl::{{closure}}::h94f7db1f4c7f38cc
[INFO] [stderr]     20:     0x557793eda1e5 - core::option::Option<T>::unwrap_or_else::h0eade8b9e7bc833d
[INFO] [stderr]     21:     0x557793ece321 - build_script_main::find_normal::get_openssl::h1f070c6fc238904d
[INFO] [stderr]     22:     0x557793ecff9d - build_script_main::find_openssl::hc9463b462b8e43d6
[INFO] [stderr]     23:     0x557793ed26e9 - build_script_main::main::h9be9f71dc2c9a4de
[INFO] [stderr]     24:     0x557793ed3d73 - core::ops::function::FnOnce::call_once::h446ba32fb25de911
[INFO] [stderr]     25:     0x557793ed39f6 - std::sys::backtrace::__rust_begin_short_backtrace::h9bda07a0f368fe13
[INFO] [stderr]     26:     0x557793ed7e09 - std::rt::lang_start::{{closure}}::ha6b296e45dea9bbb
[INFO] [stderr]     27:     0x557793f43860 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     28:     0x557793f43860 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]     29:     0x557793f43860 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]     30:     0x557793f43860 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x557793f43860 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stderr]     32:     0x557793f43860 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]     33:     0x557793f43860 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]     34:     0x557793f43860 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]     35:     0x557793f43860 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stderr]                                  at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stderr]     36:     0x557793ed7df1 - std::rt::lang_start::hfc59c95fa3395a54
[INFO] [stderr]     37:     0x557793ed70c5 - main
[INFO] [stderr]     38:     0x7cba372c21ca - <unknown>
[INFO] [stderr]     39:     0x7cba372c228b - __libc_start_main
[INFO] [stderr]     40:     0x557793ecdb55 - _start
[INFO] [stderr]     41:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "06830c071631186c882fb0917ebdc72030a6f2b0fee9608e3eb281682af05f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06830c071631186c882fb0917ebdc72030a6f2b0fee9608e3eb281682af05f0b", kill_on_drop: false }`
[INFO] [stdout] 06830c071631186c882fb0917ebdc72030a6f2b0fee9608e3eb281682af05f0b
