[INFO] fetching crate resiter-dpc-tmp 0.3.0...
[INFO] checking resiter-dpc-tmp-0.3.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate resiter-dpc-tmp 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate resiter-dpc-tmp 0.3.0
[INFO] finished tweaking crates.io crate resiter-dpc-tmp 0.3.0
[INFO] tweaked toml for crates.io crate resiter-dpc-tmp 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate resiter-dpc-tmp 0.3.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb0ff72472c3fce3ff888cfd7fdd38f96d06c4f2f9c05eda526f08adc6d920f7
[INFO] running `Command { std: "docker" "start" "-a" "fb0ff72472c3fce3ff888cfd7fdd38f96d06c4f2f9c05eda526f08adc6d920f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb0ff72472c3fce3ff888cfd7fdd38f96d06c4f2f9c05eda526f08adc6d920f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb0ff72472c3fce3ff888cfd7fdd38f96d06c4f2f9c05eda526f08adc6d920f7", kill_on_drop: false }`
[INFO] [stdout] fb0ff72472c3fce3ff888cfd7fdd38f96d06c4f2f9c05eda526f08adc6d920f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4ab725b77c792d762877f30c60e50ae9cbf483be2bc972b9498c90a9e821110
[INFO] running `Command { std: "docker" "start" "-a" "d4ab725b77c792d762877f30c60e50ae9cbf483be2bc972b9498c90a9e821110", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking resiter-dpc-tmp v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/and_then.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn and_then_ok<F, O2>(self, F) -> AndThenOk<Self, F>
[INFO] [stdout]   |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/and_then.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn and_then_err<F, E2>(self, F) -> AndThenErr<Self, F>
[INFO] [stdout]    |                                  ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/filter.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn filter_ok<F>(self, F) -> FilterOk<Self, F>
[INFO] [stdout]   |                           ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/filter.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn filter_err<F>(self, F) -> FilterErr<Self, F>
[INFO] [stdout]    |                            ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/filter_map.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn filter_map_ok<F, O2>(self, F) -> FilterMapOk<Self, F>
[INFO] [stdout]   |                                   ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/filter_map.rs:12:36
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn filter_map_err<F, E2>(self, F) -> FilterMapErr<Self, F>
[INFO] [stdout]    |                                    ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/flat_map.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn flat_map_ok<U, F, O2>(self, F) -> FlatMapOk<Self, U, F>
[INFO] [stdout]   |                                    ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/flat_map.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn flat_map_err<U, F, E2>(self, F) -> FlatMapErr<Self, U, F>
[INFO] [stdout]    |                                     ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/map.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn map_ok<F, O2>(self, F) -> MapOk<Self, F>
[INFO] [stdout]   |                            ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/map.rs:12:29
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn map_err<F, E2>(self, F) -> MapErr<Self, F>
[INFO] [stdout]    |                             ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/onerr.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn on_err(self, F) -> OnErr<I, O, E, F>;
[INFO] [stdout]    |                     ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/onok.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn on_ok(self, F) -> OnOk<I, O, E, F>;
[INFO] [stdout]    |                    ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/unwrap.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn unwrap_with(self, F) -> UnwrapWith<I, O, E, F>;
[INFO] [stdout]    |                          ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/while_ok.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn while_ok<F>(self, F) -> Result<(), E>
[INFO] [stdout]    |                          ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/and_then.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn and_then_ok<F, O2>(self, F) -> AndThenOk<Self, F>
[INFO] [stdout]   |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/and_then.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn and_then_err<F, E2>(self, F) -> AndThenErr<Self, F>
[INFO] [stdout]    |                                  ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/filter.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn filter_ok<F>(self, F) -> FilterOk<Self, F>
[INFO] [stdout]   |                           ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/filter.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn filter_err<F>(self, F) -> FilterErr<Self, F>
[INFO] [stdout]    |                            ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/filter_map.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn filter_map_ok<F, O2>(self, F) -> FilterMapOk<Self, F>
[INFO] [stdout]   |                                   ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/filter_map.rs:12:36
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn filter_map_err<F, E2>(self, F) -> FilterMapErr<Self, F>
[INFO] [stdout]    |                                    ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/flat_map.rs:9:36
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn flat_map_ok<U, F, O2>(self, F) -> FlatMapOk<Self, U, F>
[INFO] [stdout]   |                                    ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/flat_map.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn flat_map_err<U, F, E2>(self, F) -> FlatMapErr<Self, U, F>
[INFO] [stdout]    |                                     ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/flat_map.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 |         .flat_map_ok(|i| (0..i))
[INFO] [stdout]     |                          ^    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 132 -         .flat_map_ok(|i| (0..i))
[INFO] [stdout] 132 +         .flat_map_ok(|i| 0..i)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/flatten.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |         .map_ok(|i| (0..i))
[INFO] [stdout]     |                     ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 -         .map_ok(|i| (0..i))
[INFO] [stdout] 124 +         .map_ok(|i| 0..i)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/map.rs:9:28
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn map_ok<F, O2>(self, F) -> MapOk<Self, F>
[INFO] [stdout]   |                            ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/map.rs:12:29
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn map_err<F, E2>(self, F) -> MapErr<Self, F>
[INFO] [stdout]    |                             ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/onerr.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn on_err(self, F) -> OnErr<I, O, E, F>;
[INFO] [stdout]    |                     ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/onok.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn on_ok(self, F) -> OnOk<I, O, E, F>;
[INFO] [stdout]    |                    ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/unwrap.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn unwrap_with(self, F) -> UnwrapWith<I, O, E, F>;
[INFO] [stdout]    |                          ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/while_ok.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn while_ok<F>(self, F) -> Result<(), E>
[INFO] [stdout]    |                          ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/and_then.rs:94:10
[INFO] [stdout]    |
[INFO] [stdout] 94 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 94 -         .into_iter()
[INFO] [stdout] 94 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 93 -     let mapped: Vec<_> = ["1", "2", "a", "b", "4", "5"]
[INFO] [stdout] 93 +     let mapped: Vec<_> = IntoIterator::into_iter(["1", "2", "a", "b", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/errors.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 32 -         .into_iter()
[INFO] [stdout] 32 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 31 -     let _ : Result<_, ::std::num::ParseIntError> = ["1", "2", "3", "4", "5"]
[INFO] [stdout] 31 +     let _ : Result<_, ::std::num::ParseIntError> = IntoIterator::into_iter(["1", "2", "3", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/filter.rs:110:10
[INFO] [stdout]     |
[INFO] [stdout] 110 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 110 -         .into_iter()
[INFO] [stdout] 110 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 109 -     let mapped: Vec<_> = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 109 +     let mapped: Vec<_> = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/filter.rs:125:10
[INFO] [stdout]     |
[INFO] [stdout] 125 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 125 -         .into_iter()
[INFO] [stdout] 125 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 124 -     let hint = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 124 +     let hint = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/filter.rs:138:10
[INFO] [stdout]     |
[INFO] [stdout] 138 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 138 -         .into_iter()
[INFO] [stdout] 138 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 137 -     let mapped: Vec<_> = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 137 +     let mapped: Vec<_> = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/filter.rs:151:10
[INFO] [stdout]     |
[INFO] [stdout] 151 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 151 -         .into_iter()
[INFO] [stdout] 151 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 150 -     let hint = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 150 +     let hint = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/filter_map.rs:129:10
[INFO] [stdout]     |
[INFO] [stdout] 129 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 129 -         .into_iter()
[INFO] [stdout] 129 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 128 -     let hint = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 128 +     let hint = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/filter_map.rs:142:10
[INFO] [stdout]     |
[INFO] [stdout] 142 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 142 -         .into_iter()
[INFO] [stdout] 142 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 141 -     let hint = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 141 +     let hint = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/map.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 86 -         .into_iter()
[INFO] [stdout] 86 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 85 -     let mapped: Vec<_> = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 85 +     let mapped: Vec<_> = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/map.rs:102:10
[INFO] [stdout]     |
[INFO] [stdout] 102 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 102 -         .into_iter()
[INFO] [stdout] 102 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 101 -     let hint = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 101 +     let hint = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/map.rs:115:10
[INFO] [stdout]     |
[INFO] [stdout] 115 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 115 -         .into_iter()
[INFO] [stdout] 115 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 114 -     let mapped: Vec<_> = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 114 +     let mapped: Vec<_> = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/map.rs:131:10
[INFO] [stdout]     |
[INFO] [stdout] 131 |         .into_iter()
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 131 -         .into_iter()
[INFO] [stdout] 131 +         .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 130 -     let hint = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 130 +     let hint = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/oks.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 34 -         .into_iter()
[INFO] [stdout] 34 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 33 -     let _ : Result<_, ::std::num::ParseIntError> = ["1", "2", "3", "4", "5"]
[INFO] [stdout] 33 +     let _ : Result<_, ::std::num::ParseIntError> = IntoIterator::into_iter(["1", "2", "3", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/onerr.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 45 -         .into_iter()
[INFO] [stdout] 45 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 44 -     let _ : Vec<Result<usize, ::std::num::ParseIntError>> = ["1", "2", "3", "4", "5"]
[INFO] [stdout] 44 +     let _ : Vec<Result<usize, ::std::num::ParseIntError>> = IntoIterator::into_iter(["1", "2", "3", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/onok.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 45 -         .into_iter()
[INFO] [stdout] 45 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 44 -     let _ : Vec<Result<usize, ::std::num::ParseIntError>> = ["1", "2", "3", "4", "5"]
[INFO] [stdout] 44 +     let _ : Vec<Result<usize, ::std::num::ParseIntError>> = IntoIterator::into_iter(["1", "2", "3", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/unwrap.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 60 -         .into_iter()
[INFO] [stdout] 60 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 59 -     let _ : Vec<usize> = ["1", "2", "3", "4", "5"]
[INFO] [stdout] 59 +     let _ : Vec<usize> = IntoIterator::into_iter(["1", "2", "3", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/while_ok.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 36 -         .into_iter()
[INFO] [stdout] 36 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 35 -     let res = ["1", "2", "3", "4", "5"]
[INFO] [stdout] 35 +     let res = IntoIterator::into_iter(["1", "2", "3", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> src/while_ok.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 |         .into_iter()
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 51 -         .into_iter()
[INFO] [stdout] 51 +         .iter()
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 50 -     let res = ["1", "2", "a", "4", "5"]
[INFO] [stdout] 50 +     let res = IntoIterator::into_iter(["1", "2", "a", "4", "5"])
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "d4ab725b77c792d762877f30c60e50ae9cbf483be2bc972b9498c90a9e821110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ab725b77c792d762877f30c60e50ae9cbf483be2bc972b9498c90a9e821110", kill_on_drop: false }`
[INFO] [stdout] d4ab725b77c792d762877f30c60e50ae9cbf483be2bc972b9498c90a9e821110