[INFO] fetching crate async-task-ffi 4.1.1...
[INFO] testing async-task-ffi-4.1.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate async-task-ffi 4.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate async-task-ffi 4.1.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-task-ffi 4.1.1
[INFO] finished tweaking crates.io crate async-task-ffi 4.1.1
[INFO] tweaked toml for crates.io crate async-task-ffi 4.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate async-task-ffi 4.1.1 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] [stderr]   Downloaded futures-io v0.3.12
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded async-channel v1.5.1
[INFO] [stderr]   Downloaded fastrand v1.4.0
[INFO] [stderr]   Downloaded futures-lite v1.11.3
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded async-executor v1.4.0
[INFO] [stderr]   Downloaded async-fs v1.5.0
[INFO] [stderr]   Downloaded nb-connect v1.0.2
[INFO] [stderr]   Downloaded easy-parallel v3.1.0
[INFO] [stderr]   Downloaded spinning_top v0.2.2
[INFO] [stderr]   Downloaded flume v0.10.1
[INFO] [stderr]   Downloaded async-lock v2.3.0
[INFO] [stderr]   Downloaded lock_api v0.4.2
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded vec-arena v1.0.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.3.0
[INFO] [stderr]   Downloaded async-net v1.5.0
[INFO] [stderr]   Downloaded async-process v1.0.1
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] [stderr]   Downloaded wepoll-sys v3.0.1
[INFO] [stderr]   Downloaded polling v2.0.2
[INFO] [stderr]   Downloaded signal-hook v0.1.17
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f4cea27d1c6fef4fd64e0036632074f129eea831dd12ea528a6b4d6f68a6f1
[INFO] running `Command { std: "docker" "start" "-a" "e5f4cea27d1c6fef4fd64e0036632074f129eea831dd12ea528a6b4d6f68a6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f4cea27d1c6fef4fd64e0036632074f129eea831dd12ea528a6b4d6f68a6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f4cea27d1c6fef4fd64e0036632074f129eea831dd12ea528a6b4d6f68a6f1", kill_on_drop: false }`
[INFO] [stdout] e5f4cea27d1c6fef4fd64e0036632074f129eea831dd12ea528a6b4d6f68a6f1
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18311ee21471fd2c772d2eaf3260210e2976cf7f3fc2680ee429e12d8e71c392
[INFO] running `Command { std: "docker" "start" "-a" "18311ee21471fd2c772d2eaf3260210e2976cf7f3fc2680ee429e12d8e71c392", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-task-ffi v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "18311ee21471fd2c772d2eaf3260210e2976cf7f3fc2680ee429e12d8e71c392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18311ee21471fd2c772d2eaf3260210e2976cf7f3fc2680ee429e12d8e71c392", kill_on_drop: false }`
[INFO] [stdout] 18311ee21471fd2c772d2eaf3260210e2976cf7f3fc2680ee429e12d8e71c392
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f10af0b26fd0fd2ca12763e385f578e6841098e3725828067e51b932c1cf1558
[INFO] running `Command { std: "docker" "start" "-a" "f10af0b26fd0fd2ca12763e385f578e6841098e3725828067e51b932c1cf1558", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling spinning_top v0.2.2
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling flume v0.10.1
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling async-net v1.5.0
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling async-task-ffi v4.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/cancel.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/cancel.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/cancel.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/basic.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |             struct Fut(Box<i32>);
[INFO] [stdout]    |                    --- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 96 |     future!(f, POLL, DROP_F);
[INFO] [stdout]    |     ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 |             struct Fut(());
[INFO] [stdout]    |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/basic.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             struct Guard(Box<i32>);
[INFO] [stdout]    |                    ----- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]    |     --------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 60 |             struct Guard(());
[INFO] [stdout]    |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 123 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 144 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 165 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 207 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 228 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/basic.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 &guard;
[INFO] [stdout]    |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]    |     --------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let _ = &guard;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 101 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 123 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 129 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 169 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 214 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 150 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 267 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 320 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 210 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 240 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 110 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 111 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 157 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 202 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 203 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 255 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 256 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 308 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 309 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 342 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 343 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 374 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 375 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 111 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 158 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 203 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 256 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 309 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 343 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 375 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 114 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 160 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 194 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 194 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 195 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 225 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 225 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 226 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 114 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 160 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 195 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 226 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 201 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 202 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 244 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 245 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 279 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 202 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 245 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.75s
[INFO] running `Command { std: "docker" "inspect" "f10af0b26fd0fd2ca12763e385f578e6841098e3725828067e51b932c1cf1558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10af0b26fd0fd2ca12763e385f578e6841098e3725828067e51b932c1cf1558", kill_on_drop: false }`
[INFO] [stdout] f10af0b26fd0fd2ca12763e385f578e6841098e3725828067e51b932c1cf1558
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a6305c243f4a959c2b056126616c828c3ad1a7c2cbfb6962e4c219b47e46d09
[INFO] running `Command { std: "docker" "start" "-a" "0a6305c243f4a959c2b056126616c828c3ad1a7c2cbfb6962e4c219b47e46d09", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 101 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 129 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 150 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 178 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 210 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 240 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 113 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 113 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 114 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 159 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 159 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 160 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 194 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 194 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 195 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 225 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 225 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 226 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/ready.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 114 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/ready.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 160 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/ready.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 195 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/ready.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 226 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 110 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:73:26
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 111 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 157 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:73:26
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 158 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 202 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:73:26
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 203 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 255 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:73:26
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 256 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 308 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:73:26
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 309 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 342 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:73:26
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 343 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 374 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_pending.rs:73:26
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 375 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 73  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_pending.rs:91:17
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 111 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_pending.rs:91:17
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 158 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_pending.rs:91:17
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 203 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_pending.rs:91:17
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 256 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_pending.rs:91:17
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 309 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_pending.rs:91:17
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 343 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_pending.rs:91:17
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 375 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 91  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/cancel.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/cancel.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/cancel.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `async-task-ffi` (test "panic") generated 18 warnings
[INFO] [stderr] warning: `async-task-ffi` (test "ready") generated 16 warnings
[INFO] [stderr] warning: `async-task-ffi` (test "waker_pending") generated 21 warnings
[INFO] [stderr] warning: `async-task-ffi` (test "cancel") generated 12 warnings
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 123 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 169 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 214 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 267 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 320 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:29:36
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 116 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:79:26
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 117 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:29:36
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 158 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:79:26
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 159 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:29:36
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 201 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:79:26
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 202 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:29:36
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 244 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:79:26
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 245 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:29:36
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 279 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_ready.rs:79:26
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 280 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 79  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_ready.rs:97:17
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 117 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_ready.rs:97:17
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 159 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_ready.rs:97:17
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 202 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_ready.rs:97:17
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 245 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_ready.rs:97:17
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 280 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 97  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/basic.rs:22:24
[INFO] [stderr]    |
[INFO] [stderr] 22 |             struct Fut(Box<i32>);
[INFO] [stderr]    |                    --- ^^^^^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 96 |     future!(f, POLL, DROP_F);
[INFO] [stderr]    |     ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 22 |             struct Fut(());
[INFO] [stderr]    |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/basic.rs:60:26
[INFO] [stderr]    |
[INFO] [stderr] 60 |             struct Guard(Box<i32>);
[INFO] [stderr]    |                    ----- ^^^^^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]    |     --------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 60 |             struct Guard(());
[INFO] [stderr]    |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] ...
[INFO] [stderr] 123 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 144 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 165 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 186 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 207 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 228 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> tests/basic.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 &guard;
[INFO] [stderr]    |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]    |     --------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let _ = &guard;
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `async-task-ffi` (test "waker_panic") generated 15 warnings
[INFO] [stderr] warning: `async-task-ffi` (test "join") generated 36 warnings
[INFO] [stderr] warning: `async-task-ffi` (test "waker_ready") generated 15 warnings
[INFO] [stderr] warning: `async-task-ffi` (test "basic") generated 21 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_task_ffi-e12a24aab90d9eb9)
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-11ca21daf9d806af)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test data_counter ... ok
[INFO] [stdout] test cancel_and_run ... ok
[INFO] [stdout] test cancel_join ... ok
[INFO] [stdout] test drop_and_detach ... ok
[INFO] [stdout] test detach_and_run ... ok
[INFO] [stdout] test schedule_counter ... ok
[INFO] [stdout] test schedule ... ok
[INFO] [stdout] test waker ... ok
[INFO] [stdout] test detach_and_drop ... ok
[INFO] [stdout] test drop_inside_schedule ... ok
[INFO] [stdout] test run_and_detach ... ok
[INFO] [stdout] test run_and_cancel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cancel.rs (/opt/rustwide/target/debug/deps/cancel-da2f2671bfd4230c)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test run_and_cancel ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stderr]      Running tests/join.rs (/opt/rustwide/target/debug/deps/join-9b5a63b187cc6c5b)
[INFO] [stdout] test cancel_and_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test detach_and_run ... ok
[INFO] [stdout] test await_output ... ok
[INFO] [stdout] test drop_and_join ... ok
[INFO] [stdout] test run_and_join ... ok
[INFO] [stdout] test join_twice ... ok
[INFO] [stdout] test try_join_and_cancel_and_run ... ok
[INFO] [stdout] test try_join_and_run_and_cancel ... ok
[INFO] [stdout] test join_and_run ... ok
[INFO] [stdout] test join_and_cancel ... ok
[INFO] [stdout] test try_join_and_run_and_join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/panic.rs (/opt/rustwide/target/debug/deps/panic-cd18c1d6c81bb02a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test detach_during_run ... ok
[INFO] [stdout] test run_and_join ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test try_join_during_run ... ok
[INFO] [stdout] test try_join_and_run_and_join ... ok
[INFO] [stderr]      Running tests/ready.rs (/opt/rustwide/target/debug/deps/ready-a3e687f2f43e840d)
[INFO] [stdout] test join_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test detach_during_run ... ok
[INFO] [stdout] test try_join_during_run ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test join_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/waker_panic.rs (/opt/rustwide/target/debug/deps/waker_panic-282902932911f4cf)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test panic_and_poll ... ok
[INFO] [stdout] test cancel_and_wake_during_run ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stderr]      Running tests/waker_pending.rs (/opt/rustwide/target/debug/deps/waker_pending-747881002d586d06)
[INFO] [stdout] test wake_and_cancel_during_run ... ok
[INFO] [stdout] test wake_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test cancel_last_task ... ok
[INFO] [stdout] test drop_last_waker ... ok
[INFO] [stdout] test drop_last_task ... ok
[INFO] [stdout] test cancel_during_run ... ok
[INFO] [stdout] test cancel_and_wake_during_run ... ok
[INFO] [stdout] test wake_and_cancel_during_run ... ok
[INFO] [stderr]      Running tests/waker_ready.rs (/opt/rustwide/target/debug/deps/waker_ready-4e1e92d1f6ec805a)
[INFO] [stdout] test wake_during_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test wake_dropped ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test wake ... ok
[INFO] [stdout] test wake_by_ref ... ok
[INFO] [stdout] test wake_completed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_task_ffi
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - (line 52) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::Runnable<D>::schedule (line 323) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::Runnable<D>::data (line 422) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::Runnable<D>::data_mut (line 458) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::Runnable (line 275) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::Runnable<D>::run (line 363) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::spawn (line 40) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::Runnable<D>::waker (line 387) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::spawn_unchecked (line 198) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::spawn_with (line 73) ... ok
[INFO] [stdout] test src/runnable.rs - runnable::spawn_local (line 114) ... ok
[INFO] [stdout] test src/task.rs - task::Task (line 29) ... ok
[INFO] [stdout] test src/task.rs - task::Task<T>::detach (line 71) ... ok
[INFO] [stdout] test src/task.rs - task::Task<T>::cancel (line 103) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a6305c243f4a959c2b056126616c828c3ad1a7c2cbfb6962e4c219b47e46d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6305c243f4a959c2b056126616c828c3ad1a7c2cbfb6962e4c219b47e46d09", kill_on_drop: false }`
[INFO] [stdout] 0a6305c243f4a959c2b056126616c828c3ad1a7c2cbfb6962e4c219b47e46d09
[INFO] testing async-task-ffi-4.1.1 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate async-task-ffi 4.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate async-task-ffi 4.1.1 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-task-ffi 4.1.1
[INFO] finished tweaking crates.io crate async-task-ffi 4.1.1
[INFO] tweaked toml for crates.io crate async-task-ffi 4.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-task-ffi 4.1.1 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaa30f976b4d768efaf5e86e2f44f43a61f0b3de2f06e1bc7b32d537f4a125fd
[INFO] running `Command { std: "docker" "start" "-a" "eaa30f976b4d768efaf5e86e2f44f43a61f0b3de2f06e1bc7b32d537f4a125fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaa30f976b4d768efaf5e86e2f44f43a61f0b3de2f06e1bc7b32d537f4a125fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa30f976b4d768efaf5e86e2f44f43a61f0b3de2f06e1bc7b32d537f4a125fd", kill_on_drop: false }`
[INFO] [stdout] eaa30f976b4d768efaf5e86e2f44f43a61f0b3de2f06e1bc7b32d537f4a125fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e838717e8b765c32c3b3d4ccb46d939e9737fe006788d34e1252ea0e45597a95
[INFO] running `Command { std: "docker" "start" "-a" "e838717e8b765c32c3b3d4ccb46d939e9737fe006788d34e1252ea0e45597a95", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-task-ffi v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "e838717e8b765c32c3b3d4ccb46d939e9737fe006788d34e1252ea0e45597a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e838717e8b765c32c3b3d4ccb46d939e9737fe006788d34e1252ea0e45597a95", kill_on_drop: false }`
[INFO] [stdout] e838717e8b765c32c3b3d4ccb46d939e9737fe006788d34e1252ea0e45597a95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfd637f62f7025c1e3ebc2c506439a1cdeaccb3497b5e5ebbd78571a4425337d
[INFO] running `Command { std: "docker" "start" "-a" "dfd637f62f7025c1e3ebc2c506439a1cdeaccb3497b5e5ebbd78571a4425337d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling easy-parallel v3.1.0
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling spinning_top v0.2.2
[INFO] [stderr]    Compiling flume v0.10.1
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling async-net v1.5.0
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling async-task-ffi v4.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/cancel.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/cancel.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/cancel.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/cancel.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 101 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 129 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 150 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 210 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:26:24
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 240 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 26  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/panic.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 65  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/panic.rs:83:17
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 83  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 123 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 169 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 214 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 267 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:32:36
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 320 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_panic.rs:82:26
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 82  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_panic.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 113 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 114 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 160 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 194 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 194 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 195 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:27:24
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 225 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 27  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:46:24
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 225 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 46  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/ready.rs:77:26
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 226 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 77  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 114 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 160 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 195 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/ready.rs:95:17
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 226 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 95  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 201 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 202 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 244 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 245 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:29:36
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stdout]     |                    ---             ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 279 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Cell<bool>, ());
[INFO] [stdout]     |                                    ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_ready.rs:79:26
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 79  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 202 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 245 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_ready.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 97  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:47:24
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out(Box<i32>, bool);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stdout]     |     -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 47  |             struct Out((), bool);
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/join.rs:78:26
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 78  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/join.rs:96:17
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 96  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/basic.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |             struct Fut(Box<i32>);
[INFO] [stdout]    |                    --- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 96 |     future!(f, POLL, DROP_F);
[INFO] [stdout]    |     ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 |             struct Fut(());
[INFO] [stdout]    |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/basic.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             struct Guard(Box<i32>);
[INFO] [stdout]    |                    ----- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]    |     --------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 60 |             struct Guard(());
[INFO] [stdout]    |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 123 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 144 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 165 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 207 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:22:24
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 228 |     future!(f, POLL, DROP_F);
[INFO] [stdout]     |     ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 22  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/basic.rs:60:26
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 60  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/basic.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 &guard;
[INFO] [stdout]    |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]    |     --------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let _ = &guard;
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/basic.rs:78:17
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 78  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 110 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 111 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 157 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 158 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 202 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 203 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 255 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 256 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 308 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 309 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 342 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 343 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:29:24
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(Box<i32>);
[INFO] [stdout]     |                    --- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 374 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 29  |             struct Fut(());
[INFO] [stdout]     |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/waker_pending.rs:73:26
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 375 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 73  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 111 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 158 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 203 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 256 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 309 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 343 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/waker_pending.rs:91:17
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 &guard;
[INFO] [stdout]     |                 ^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 375 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stdout]     |     --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 91  |                 let _ = &guard;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.58s
[INFO] running `Command { std: "docker" "inspect" "dfd637f62f7025c1e3ebc2c506439a1cdeaccb3497b5e5ebbd78571a4425337d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd637f62f7025c1e3ebc2c506439a1cdeaccb3497b5e5ebbd78571a4425337d", kill_on_drop: false }`
[INFO] [stdout] dfd637f62f7025c1e3ebc2c506439a1cdeaccb3497b5e5ebbd78571a4425337d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4135dce26b8e397491ff75677c97c33160e06763cd44d106bdcc05233dfbff1
[INFO] running `Command { std: "docker" "start" "-a" "d4135dce26b8e397491ff75677c97c33160e06763cd44d106bdcc05233dfbff1", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 116 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 137 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 158 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 213 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 246 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 279 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 321 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:29:24
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 29  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:47:24
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 358 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 47  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/join.rs:78:26
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 78  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 117 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 138 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 159 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 180 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 214 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 247 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 280 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 322 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/join.rs:96:17
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 359 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 96  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 101 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 129 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 150 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 178 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 210 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:26:24
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 240 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 26  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/panic.rs:65:26
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 65  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 102 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 130 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 151 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 211 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/panic.rs:83:17
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 241 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 83  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 123 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 169 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 214 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 267 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:32:36
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, Box<i32>);
[INFO] [stderr]     |                    ---             ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 320 |     future!(f, get_waker, POLL, DROP_F);
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 32  |             struct Fut(Cell<bool>, ());
[INFO] [stderr]     |                                    ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/waker_panic.rs:82:26
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 82  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 170 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 215 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 268 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/waker_panic.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 321 |     schedule!(s, d, chan, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/basic.rs:22:24
[INFO] [stderr]    |
[INFO] [stderr] 22 |             struct Fut(Box<i32>);
[INFO] [stderr]    |                    --- ^^^^^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 96 |     future!(f, POLL, DROP_F);
[INFO] [stderr]    |     ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 22 |             struct Fut(());
[INFO] [stderr]    |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/basic.rs:60:26
[INFO] [stderr]    |
[INFO] [stderr] 60 |             struct Guard(Box<i32>);
[INFO] [stderr]    |                    ----- ^^^^^^^^
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]    |     --------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 60 |             struct Guard(());
[INFO] [stderr]    |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 123 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 144 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 165 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 186 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 207 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:22:24
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 228 |     future!(f, POLL, DROP_F);
[INFO] [stderr]     |     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 22  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/basic.rs:60:26
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 60  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> tests/basic.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 &guard;
[INFO] [stderr]    |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 97 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]    |     --------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let _ = &guard;
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 124 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 145 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 166 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 187 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 208 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/basic.rs:78:17
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 229 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 78  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 115 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 138 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:46:24
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out(Box<i32>, bool);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 178 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 46  |             struct Out((), bool);
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/cancel.rs:77:26
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(Box<i32>);
[INFO] [stderr]     |                    ----- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 77  |             struct Guard(());
[INFO] [stderr]     |                          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/cancel.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 116 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/cancel.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 139 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> tests/cancel.rs:95:17
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 &guard;
[INFO] [stderr]     |                 ^^^^^^ the borrow produces a value
[INFO] [stderr] ...
[INFO] [stderr] 179 |     schedule!(s, d, SCHEDULE, DATA, DROP_S);
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `schedule` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 95  |                 let _ = &guard;
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:27:24
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(Box<i32>);
[INFO] [stderr]     |                    --- ^^^^^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 113 |     future!(f, POLL, DROP_F, DROP_T);
[INFO] [stderr]     |     -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `future` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 27  |             struct Fut(());
[INFO] [stderr]     |                        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> tests/ready.rs:46:24
[INFO] [stderr]     |
[WARN] too many lines in the log, truncating it
