[INFO] fetching crate lookahead 0.1.0...
[INFO] testing lookahead-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate lookahead 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lookahead 0.1.0
[INFO] finished tweaking crates.io crate lookahead 0.1.0
[INFO] tweaked toml for crates.io crate lookahead 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lookahead 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccc907237b693aadc71acb7f1d6ed61272f8b36098d5a0f9f1e4842a3321622e
[INFO] running `Command { std: "docker" "start" "-a" "ccc907237b693aadc71acb7f1d6ed61272f8b36098d5a0f9f1e4842a3321622e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccc907237b693aadc71acb7f1d6ed61272f8b36098d5a0f9f1e4842a3321622e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc907237b693aadc71acb7f1d6ed61272f8b36098d5a0f9f1e4842a3321622e", kill_on_drop: false }`
[INFO] [stdout] ccc907237b693aadc71acb7f1d6ed61272f8b36098d5a0f9f1e4842a3321622e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13f0a58f6237f91022664c10f553940178eb1ee06ff7f1c48c086e20bf47f5f6
[INFO] running `Command { std: "docker" "start" "-a" "13f0a58f6237f91022664c10f553940178eb1ee06ff7f1c48c086e20bf47f5f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling lookahead v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "13f0a58f6237f91022664c10f553940178eb1ee06ff7f1c48c086e20bf47f5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f0a58f6237f91022664c10f553940178eb1ee06ff7f1c48c086e20bf47f5f6", kill_on_drop: false }`
[INFO] [stdout] 13f0a58f6237f91022664c10f553940178eb1ee06ff7f1c48c086e20bf47f5f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5bbbb541c822b61f66f04e819a96c733e6183d4b4bc59286dad286b2b9d8593
[INFO] running `Command { std: "docker" "start" "-a" "e5bbbb541c822b61f66f04e819a96c733e6183d4b4bc59286dad286b2b9d8593", kill_on_drop: false }`
[INFO] [stderr]    Compiling lookahead v0.1.0 (/opt/rustwide/workdir)
[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/lib.rs:63:28
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let inner = [1, 2].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)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 63 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 63 +         let inner = [1, 2].iter();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 63 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 63 +         let inner = IntoIterator::into_iter([1, 2]);
[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/lib.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let inner = [1, 2].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] 70 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 70 +         let inner = [1, 2].iter();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 70 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 70 +         let inner = IntoIterator::into_iter([1, 2]);
[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/lib.rs:77:28
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let inner = [1, 2].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] 77 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 77 +         let inner = [1, 2].iter();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 77 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 77 +         let inner = IntoIterator::into_iter([1, 2]);
[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/lib.rs:84:28
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let inner = [1, 2].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] 84 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 84 +         let inner = [1, 2].iter();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 84 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 84 +         let inner = IntoIterator::into_iter([1, 2]);
[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/lib.rs:92:28
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let inner = [1, 2].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] 92 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 92 +         let inner = [1, 2].iter();
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 92 -         let inner = [1, 2].into_iter();
[INFO] [stdout] 92 +         let inner = IntoIterator::into_iter([1, 2]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e5bbbb541c822b61f66f04e819a96c733e6183d4b4bc59286dad286b2b9d8593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5bbbb541c822b61f66f04e819a96c733e6183d4b4bc59286dad286b2b9d8593", kill_on_drop: false }`
[INFO] [stdout] e5bbbb541c822b61f66f04e819a96c733e6183d4b4bc59286dad286b2b9d8593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3423527935d3bc5f42339875c2c562594cdc56d73c8df8bdf132fa46bd791bd
[INFO] running `Command { std: "docker" "start" "-a" "e3423527935d3bc5f42339875c2c562594cdc56d73c8df8bdf132fa46bd791bd", kill_on_drop: false }`
[INFO] [stderr] 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] [stderr]   --> src/lib.rs:63:28
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let inner = [1, 2].into_iter();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 63 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 63 +         let inner = [1, 2].iter();
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 63 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 63 +         let inner = IntoIterator::into_iter([1, 2]);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]   --> src/lib.rs:70:28
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let inner = [1, 2].into_iter();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 70 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 70 +         let inner = [1, 2].iter();
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 70 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 70 +         let inner = IntoIterator::into_iter([1, 2]);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]   --> src/lib.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let inner = [1, 2].into_iter();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 77 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 77 +         let inner = [1, 2].iter();
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 77 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 77 +         let inner = IntoIterator::into_iter([1, 2]);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]   --> src/lib.rs:84:28
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let inner = [1, 2].into_iter();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 84 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 84 +         let inner = [1, 2].iter();
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 84 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 84 +         let inner = IntoIterator::into_iter([1, 2]);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]   --> src/lib.rs:92:28
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let inner = [1, 2].into_iter();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this changes meaning in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]    |
[INFO] [stderr] 92 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 92 +         let inner = [1, 2].iter();
[INFO] [stderr]    |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]    |
[INFO] [stderr] 92 -         let inner = [1, 2].into_iter();
[INFO] [stderr] 92 +         let inner = IntoIterator::into_iter([1, 2]);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `lookahead` (lib test) generated 5 warnings (run `cargo fix --lib -p lookahead --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lookahead-be34c69f5f03e1b3)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::size_hint ... ok
[INFO] [stdout] test tests::two ... ok
[INFO] [stdout] test tests::zero ... ok
[INFO] [stdout] test tests::one ... ok
[INFO] [stdout] test tests::next ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lookahead
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3423527935d3bc5f42339875c2c562594cdc56d73c8df8bdf132fa46bd791bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3423527935d3bc5f42339875c2c562594cdc56d73c8df8bdf132fa46bd791bd", kill_on_drop: false }`
[INFO] [stdout] e3423527935d3bc5f42339875c2c562594cdc56d73c8df8bdf132fa46bd791bd
