[INFO] fetching crate clerk 0.4.0...
[INFO] testing clerk-0.4.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate clerk 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate clerk 0.4.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clerk 0.4.0
[INFO] finished tweaking crates.io crate clerk 0.4.0
[INFO] tweaked toml for crates.io crate clerk 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysfs_gpio v0.5.4
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a105199c928c8c2fb9e30cb0bf44182fb8eb294619b2b8a2bb4a61e68f3920b8
[INFO] running `Command { std: "docker" "start" "-a" "a105199c928c8c2fb9e30cb0bf44182fb8eb294619b2b8a2bb4a61e68f3920b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a105199c928c8c2fb9e30cb0bf44182fb8eb294619b2b8a2bb4a61e68f3920b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a105199c928c8c2fb9e30cb0bf44182fb8eb294619b2b8a2bb4a61e68f3920b8", kill_on_drop: false }`
[INFO] [stdout] a105199c928c8c2fb9e30cb0bf44182fb8eb294619b2b8a2bb4a61e68f3920b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d8fdd4feb343a67c7c5c3461158c1c4db4ec4e1175776a1ac23b72e7ebd55fe
[INFO] running `Command { std: "docker" "start" "-a" "8d8fdd4feb343a67c7c5c3461158c1c4db4ec4e1175776a1ac23b72e7ebd55fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling clerk v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "8d8fdd4feb343a67c7c5c3461158c1c4db4ec4e1175776a1ac23b72e7ebd55fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d8fdd4feb343a67c7c5c3461158c1c4db4ec4e1175776a1ac23b72e7ebd55fe", kill_on_drop: false }`
[INFO] [stdout] 8d8fdd4feb343a67c7c5c3461158c1c4db4ec4e1175776a1ac23b72e7ebd55fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 969471d8a87a7baf4c3d392909a08d38f3c7351dc4fdb39226febab5d41ca2cb
[INFO] running `Command { std: "docker" "start" "-a" "969471d8a87a7baf4c3d392909a08d38f3c7351dc4fdb39226febab5d41ca2cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling clerk v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `itertools`
[INFO] [stdout]  --> tests/display_test.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate itertools;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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] [stderr] error: could not compile `clerk` (test "display_test") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "969471d8a87a7baf4c3d392909a08d38f3c7351dc4fdb39226febab5d41ca2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969471d8a87a7baf4c3d392909a08d38f3c7351dc4fdb39226febab5d41ca2cb", kill_on_drop: false }`
[INFO] [stdout] 969471d8a87a7baf4c3d392909a08d38f3c7351dc4fdb39226febab5d41ca2cb
[INFO] testing clerk-0.4.0 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate clerk 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate clerk 0.4.0 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clerk 0.4.0
[INFO] finished tweaking crates.io crate clerk 0.4.0
[INFO] tweaked toml for crates.io crate clerk 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fe702b26134a902de1d67217066f00640dc2abbd4953285b79e2a359b50f983
[INFO] running `Command { std: "docker" "start" "-a" "3fe702b26134a902de1d67217066f00640dc2abbd4953285b79e2a359b50f983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fe702b26134a902de1d67217066f00640dc2abbd4953285b79e2a359b50f983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe702b26134a902de1d67217066f00640dc2abbd4953285b79e2a359b50f983", kill_on_drop: false }`
[INFO] [stdout] 3fe702b26134a902de1d67217066f00640dc2abbd4953285b79e2a359b50f983
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a97def146a74ba59d28f755624f4cfa110ed967964c3b954be7e4898f2be2f3
[INFO] running `Command { std: "docker" "start" "-a" "5a97def146a74ba59d28f755624f4cfa110ed967964c3b954be7e4898f2be2f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling clerk v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "5a97def146a74ba59d28f755624f4cfa110ed967964c3b954be7e4898f2be2f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a97def146a74ba59d28f755624f4cfa110ed967964c3b954be7e4898f2be2f3", kill_on_drop: false }`
[INFO] [stdout] 5a97def146a74ba59d28f755624f4cfa110ed967964c3b954be7e4898f2be2f3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf4ca1c3e33eb44b6e6a4122deebc8c35d1eed53dff6d032b1f39ff48d83c6ea
[INFO] running `Command { std: "docker" "start" "-a" "bf4ca1c3e33eb44b6e6a4122deebc8c35d1eed53dff6d032b1f39ff48d83c6ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling clerk v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `itertools`
[INFO] [stdout]  --> tests/display_test.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate itertools;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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] [stderr] error: could not compile `clerk` (test "display_test") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf4ca1c3e33eb44b6e6a4122deebc8c35d1eed53dff6d032b1f39ff48d83c6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf4ca1c3e33eb44b6e6a4122deebc8c35d1eed53dff6d032b1f39ff48d83c6ea", kill_on_drop: false }`
[INFO] [stdout] bf4ca1c3e33eb44b6e6a4122deebc8c35d1eed53dff6d032b1f39ff48d83c6ea
