[INFO] fetching crate domafic 0.2.0...
[INFO] testing domafic-0.2.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate domafic 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate domafic 0.2.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate domafic 0.2.0
[INFO] finished tweaking crates.io crate domafic 0.2.0
[INFO] tweaked toml for crates.io crate domafic 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either_n v0.2.0
[INFO] [stderr]   Downloaded marksman_escape v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 676d4f5b88d079de33328fc952bedea05f2a167b6778a33685d0e09a562df789
[INFO] running `Command { std: "docker" "start" "-a" "676d4f5b88d079de33328fc952bedea05f2a167b6778a33685d0e09a562df789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "676d4f5b88d079de33328fc952bedea05f2a167b6778a33685d0e09a562df789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "676d4f5b88d079de33328fc952bedea05f2a167b6778a33685d0e09a562df789", kill_on_drop: false }`
[INFO] [stdout] 676d4f5b88d079de33328fc952bedea05f2a167b6778a33685d0e09a562df789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54eb2f4cfe9db45396101996681ae43f78d8be25e9b728c04e365919eb4f8bcc
[INFO] running `Command { std: "docker" "start" "-a" "54eb2f4cfe9db45396101996681ae43f78d8be25e9b728c04e365919eb4f8bcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling marksman_escape v0.1.2
[INFO] [stderr]    Compiling either_n v0.2.0
[INFO] [stderr]    Compiling domafic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/listener.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn handle_event(&self, Event) -> Message;
[INFO] [stdout]    |                            ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Event`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "54eb2f4cfe9db45396101996681ae43f78d8be25e9b728c04e365919eb4f8bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54eb2f4cfe9db45396101996681ae43f78d8be25e9b728c04e365919eb4f8bcc", kill_on_drop: false }`
[INFO] [stdout] 54eb2f4cfe9db45396101996681ae43f78d8be25e9b728c04e365919eb4f8bcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5c668cba7f743736432d924017e91bcf4005270fb8636c19a246c3b5b97ca5f
[INFO] running `Command { std: "docker" "start" "-a" "e5c668cba7f743736432d924017e91bcf4005270fb8636c19a246c3b5b97ca5f", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/listener.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn handle_event(&self, Event) -> Message;
[INFO] [stdout]    |                            ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Event`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:189:21
[INFO] [stdout]     |
[INFO] [stdout] 189 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 189 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:203:21
[INFO] [stdout]     |
[INFO] [stdout] 203 |                       &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     let _ = &self.$nidx.process_all::<P>(acc)?;
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:187:17
[INFO] [stdout]     |
[INFO] [stdout] 187 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 187 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling domafic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/processors.rs:201:17
[INFO] [stdout]     |
[INFO] [stdout] 201 |                   &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 211 | / tuple_impls!(
[INFO] [stdout] 212 | |     (9 => J),
[INFO] [stdout] 213 | |     (8 => I),
[INFO] [stdout] 214 | |     (7 => H),
[INFO] [stdout] ...   |
[INFO] [stdout] 221 | |     (0 => A),
[INFO] [stdout] 222 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `tuple_impls` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                 let _ = &self.$idx.process_all::<P>(acc)?;
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> src/lib.rs:126:19
[INFO] [stdout]     |
[INFO] [stdout] 126 | #![cfg_attr(test, feature(conservative_impl_trait))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]     |
[INFO] [stdout]     = help: the feature `conservative_impl_trait` has been stable since `1.26.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/listener.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn handle_event(&self, Event) -> Message;
[INFO] [stdout]    |                            ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Event`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |           div((
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 316 | |             table((
[INFO] [stdout]     | |____________^
[INFO] [stdout] ...
[INFO] [stdout] 325 |               ))
[INFO] [stdout]     |  _______________^
[INFO] [stdout] 326 | |         ))
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 315 ~         div(table((
[INFO] [stdout] 316 |                 if include_rows {
[INFO] [stdout]   ...
[INFO] [stdout] 323 |                 }
[INFO] [stdout] 324 ~             )))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:316:19
[INFO] [stdout]     |
[INFO] [stdout] 316 |               table((
[INFO] [stdout]     |  ___________________^
[INFO] [stdout] 317 | |                 if include_rows {
[INFO] [stdout]     | |________________^
[INFO] [stdout] ...
[INFO] [stdout] 324 |                   }
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 325 | |             ))
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 316 ~             table(if include_rows {
[INFO] [stdout] 317 |                     Either2::One((
[INFO] [stdout]   ...
[INFO] [stdout] 322 |                     Either2::Two("sumthin else")
[INFO] [stdout] 323 ~                 })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:126:27
[INFO] [stdout]     |
[INFO] [stdout] 126 | #![cfg_attr(test, feature(conservative_impl_trait))]
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `domafic` due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e5c668cba7f743736432d924017e91bcf4005270fb8636c19a246c3b5b97ca5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c668cba7f743736432d924017e91bcf4005270fb8636c19a246c3b5b97ca5f", kill_on_drop: false }`
[INFO] [stdout] e5c668cba7f743736432d924017e91bcf4005270fb8636c19a246c3b5b97ca5f
