[INFO] fetching crate async-task 4.5.0...
[INFO] checking async-task-4.5.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate async-task 4.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate async-task 4.5.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-task 4.5.0
[INFO] finished tweaking crates.io crate async-task 4.5.0
[INFO] tweaked toml for crates.io crate async-task 4.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate async-task 4.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-fs v1.6.0
[INFO] [stderr]   Downloaded blocking v1.4.1
[INFO] [stderr]   Downloaded async-lock v2.8.0
[INFO] [stderr]   Downloaded async-signal v0.2.4
[INFO] [stderr]   Downloaded flaky_test v0.1.0
[INFO] [stderr]   Downloaded parking v2.1.1
[INFO] [stderr]   Downloaded async-executor v1.6.0
[INFO] [stderr]   Downloaded async-net v1.8.0
[INFO] [stderr]   Downloaded easy-parallel v3.3.1
[INFO] [stderr]   Downloaded errno v0.3.5
[INFO] [stderr]   Downloaded async-process v1.8.1
[INFO] [stderr]   Downloaded async-task v4.4.1
[INFO] [stderr]   Downloaded flume v0.11.0
[INFO] [stderr]   Downloaded portable-atomic v1.4.3
[INFO] [stderr]   Downloaded tracing v0.1.39
[INFO] [stderr]   Downloaded rustix v0.38.19
[INFO] [stderr]   Downloaded rustix v0.37.25
[INFO] [stderr]   Downloaded event-listener v3.0.0
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aac519dab38b55cb392542d964897501a0ff14fd5f962ace099d0675f3205786
[INFO] running `Command { std: "docker" "start" "-a" "aac519dab38b55cb392542d964897501a0ff14fd5f962ace099d0675f3205786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aac519dab38b55cb392542d964897501a0ff14fd5f962ace099d0675f3205786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac519dab38b55cb392542d964897501a0ff14fd5f962ace099d0675f3205786", kill_on_drop: false }`
[INFO] [stdout] aac519dab38b55cb392542d964897501a0ff14fd5f962ace099d0675f3205786
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eba36393fe8e5185941e3feab8cbed6ddb508d3aaea78d927d1dabb25a18f6dd
[INFO] running `Command { std: "docker" "start" "-a" "eba36393fe8e5185941e3feab8cbed6ddb508d3aaea78d927d1dabb25a18f6dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking parking v2.1.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.25
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking async-task v4.4.1
[INFO] [stderr]    Compiling rustix v0.38.19
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking easy-parallel v3.3.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking async-task v4.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/runnable.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing v0.1.39
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking concurrent-queue v2.3.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking event-listener v3.0.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking blocking v1.4.1
[INFO] [stderr]     Checking async-executor v1.6.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking async-signal v0.2.4
[INFO] [stderr]     Checking async-net v1.8.0
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking smol v1.3.0
[INFO] [stderr]    Compiling flaky_test v0.1.0
[INFO] [stdout] warning: the item `Box` is imported redundantly
[INFO] [stdout]  --> src/runnable.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use alloc::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Box` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[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] 98 |     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] 98 |     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:74:26
[INFO] [stdout]    |
[INFO] [stdout] 74 |             struct Guard(Box<i32>);
[INFO] [stdout]    |                    ----- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 99 |     schedule!(s, SCHEDULE, 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] 74 |             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] 119 |     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] 119 |     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:74:26
[INFO] [stdout]     |
[INFO] [stdout] 74  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 120 |     schedule!(s, SCHEDULE, 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] 74  |             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] 156 |     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] 156 |     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:74:26
[INFO] [stdout]     |
[INFO] [stdout] 74  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 157 |     schedule!(s, SCHEDULE, 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] 74  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[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] 97 |     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] 97 |     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:74:26
[INFO] [stdout]    |
[INFO] [stdout] 74 |             struct Guard(Box<i32>);
[INFO] [stdout]    |                    ----- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 98 |     schedule!(s, SCHEDULE, 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] 74 |             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] 139 |     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] 139 |     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:74:26
[INFO] [stdout]     |
[INFO] [stdout] 74  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 140 |     schedule!(s, SCHEDULE, 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] 74  |             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] 172 |     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] 172 |     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:74:26
[INFO] [stdout]     |
[INFO] [stdout] 74  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 173 |     schedule!(s, SCHEDULE, 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] 74  |             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] 201 |     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] 201 |     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:74:26
[INFO] [stdout]     |
[INFO] [stdout] 74  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 202 |     schedule!(s, SCHEDULE, 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] 74  |             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] 85 |     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:62:26
[INFO] [stdout]    |
[INFO] [stdout] 62 |             struct Guard(Box<i32>);
[INFO] [stdout]    |                    ----- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 86 |     schedule!(s, SCHEDULE, 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] 62 |             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] 111 |     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:62:26
[INFO] [stdout]     |
[INFO] [stdout] 62  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 112 |     schedule!(s, SCHEDULE, 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] 62  |             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] 130 |     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:62:26
[INFO] [stdout]     |
[INFO] [stdout] 62  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 131 |     schedule!(s, SCHEDULE, 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] 62  |             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] 155 |     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:62:26
[INFO] [stdout]     |
[INFO] [stdout] 62  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 156 |     schedule!(s, SCHEDULE, 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] 62  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[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] 185 |     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:62:26
[INFO] [stdout]     |
[INFO] [stdout] 62  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |     schedule!(s, SCHEDULE, 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] 62  |             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] 212 |     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:62:26
[INFO] [stdout]     |
[INFO] [stdout] 62  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 213 |     schedule!(s, SCHEDULE, 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] 62  |             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] 102 |     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:76:26
[INFO] [stdout]     |
[INFO] [stdout] 76  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 103 |     schedule!(s, chan, SCHEDULE, 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] 76  |             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] 141 |     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:76:26
[INFO] [stdout]     |
[INFO] [stdout] 76  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 142 |     schedule!(s, chan, SCHEDULE, 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] 76  |             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] 181 |     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:76:26
[INFO] [stdout]     |
[INFO] [stdout] 76  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 182 |     schedule!(s, chan, SCHEDULE, 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] 76  |             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] 220 |     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:76:26
[INFO] [stdout]     |
[INFO] [stdout] 76  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 221 |     schedule!(s, chan, SCHEDULE, 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] 76  |             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] 252 |     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:76:26
[INFO] [stdout]     |
[INFO] [stdout] 76  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 253 |     schedule!(s, chan, SCHEDULE, 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] 76  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[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] 80 |     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:57:26
[INFO] [stdout]    |
[INFO] [stdout] 57 |             struct Guard(Box<i32>);
[INFO] [stdout]    |                    ----- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 81 |     schedule!(s, SCHEDULE, 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] 57 |             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] 104 |     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:57:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 105 |     schedule!(s, SCHEDULE, 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] 57  |             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:57:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 124 |     schedule!(s, SCHEDULE, 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] 57  |             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] 142 |     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:57:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 143 |     schedule!(s, SCHEDULE, 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] 57  |             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] 161 |     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:57:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 162 |     schedule!(s, SCHEDULE, 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] 57  |             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] 180 |     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:57:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 181 |     schedule!(s, SCHEDULE, 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] 57  |             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] 199 |     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:57:26
[INFO] [stdout]     |
[INFO] [stdout] 57  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 200 |     schedule!(s, SCHEDULE, 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] 57  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 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] 96 |     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:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |             struct Guard(Box<i32>);
[INFO] [stdout]    |                    ----- ^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 97 |     schedule!(s, chan, SCHEDULE, 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] 70 |             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] 140 |     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:70:26
[INFO] [stdout]     |
[INFO] [stdout] 70  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 141 |     schedule!(s, chan, SCHEDULE, 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] 70  |             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] 182 |     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:70:26
[INFO] [stdout]     |
[INFO] [stdout] 70  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 183 |     schedule!(s, chan, SCHEDULE, 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] 70  |             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] 231 |     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:70:26
[INFO] [stdout]     |
[INFO] [stdout] 70  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 232 |     schedule!(s, chan, SCHEDULE, 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] 70  |             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] 280 |     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:70:26
[INFO] [stdout]     |
[INFO] [stdout] 70  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 281 |     schedule!(s, chan, SCHEDULE, 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] 70  |             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] 311 |     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/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] 99 |     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/waker_pending.rs:70:26
[INFO] [stdout]     |
[INFO] [stdout] 70  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 312 |     schedule!(s, chan, SCHEDULE, 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] 70  |             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] 340 |     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:70:26
[INFO] [stdout]     |
[INFO] [stdout] 70  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 341 |     schedule!(s, chan, SCHEDULE, 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] 70  |             struct Guard(());
[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] 99 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 100 |     schedule!(s, SCHEDULE, 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] 75  |             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] 118 |     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] 118 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 119 |     schedule!(s, SCHEDULE, 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] 75  |             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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 138 |     schedule!(s, SCHEDULE, 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] 75  |             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] 156 |     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] 156 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 157 |     schedule!(s, SCHEDULE, 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] 75  |             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] 185 |     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] 185 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 186 |     schedule!(s, SCHEDULE, 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] 75  |             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] 216 |     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] 216 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 217 |     schedule!(s, SCHEDULE, 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] 75  |             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] 247 |     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] 247 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 248 |     schedule!(s, SCHEDULE, 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] 75  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[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] 285 |     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] 285 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 286 |     schedule!(s, SCHEDULE, 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] 75  |             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] 319 |     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] 319 |     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:75:26
[INFO] [stdout]     |
[INFO] [stdout] 75  |             struct Guard(Box<i32>);
[INFO] [stdout]     |                    ----- ^^^^^^^^
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 320 |     schedule!(s, SCHEDULE, 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] 75  |             struct Guard(());
[INFO] [stdout]     |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[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] 109 |     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: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] 110 |     schedule!(s, chan, SCHEDULE, 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_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] 152 |     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: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] 153 |     schedule!(s, chan, SCHEDULE, 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_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] 194 |     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: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] 195 |     schedule!(s, chan, SCHEDULE, 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_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] 243 |     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: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] 244 |     schedule!(s, chan, SCHEDULE, 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_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] 297 |     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: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] 298 |     schedule!(s, chan, SCHEDULE, 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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "eba36393fe8e5185941e3feab8cbed6ddb508d3aaea78d927d1dabb25a18f6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba36393fe8e5185941e3feab8cbed6ddb508d3aaea78d927d1dabb25a18f6dd", kill_on_drop: false }`
[INFO] [stdout] eba36393fe8e5185941e3feab8cbed6ddb508d3aaea78d927d1dabb25a18f6dd
