[INFO] fetching crate hxgm30-noise 0.3.0...
[INFO] checking hxgm30-noise-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate hxgm30-noise 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate hxgm30-noise 0.3.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hxgm30-noise 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hxgm30-noise 0.3.0
[INFO] tweaked toml for crates.io crate hxgm30-noise 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate hxgm30-noise 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded noise v0.6.0
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[INFO] [stderr]   Downloaded syn v1.0.18
[INFO] [stderr]   Downloaded image-data v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa0f2b5fb2003c220a486fc1b8f4cbfb1a71a9da10fd4c6af4d43aa1c0fa0716
[INFO] running `Command { std: "docker" "start" "-a" "fa0f2b5fb2003c220a486fc1b8f4cbfb1a71a9da10fd4c6af4d43aa1c0fa0716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa0f2b5fb2003c220a486fc1b8f4cbfb1a71a9da10fd4c6af4d43aa1c0fa0716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0f2b5fb2003c220a486fc1b8f4cbfb1a71a9da10fd4c6af4d43aa1c0fa0716", kill_on_drop: false }`
[INFO] [stdout] fa0f2b5fb2003c220a486fc1b8f4cbfb1a71a9da10fd4c6af4d43aa1c0fa0716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "709e3e4661768d9ce0ed3644839ddbf7ec85d5313c286af543128c65be12ad90", kill_on_drop: false }`
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[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::ascii::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `builder` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout]   |         -------------- but the name `builder` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::ascii::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `BuilderWriter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout]   |         -------------- but the name `BuilderWriter` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::gen::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^ the name `levels` in the type namespace is first re-exported here
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout] 7 | pub use self::modifiers::*;
[INFO] [stdout]   |         ------------------ but the name `levels` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::image::*`
[INFO] [stdout]  --> src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/ascii/builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/ascii/builder.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{self, path::Path};
[INFO] [stdout]   |           ^^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/common.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `complex` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `complex` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `fractured` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `fractured` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `jagged_walls` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `jagged_walls` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `linear` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `linear` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `simple` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `simple` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `wobbly_walls` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `wobbly_walls` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::caves::*`
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::levels::*`
[INFO] [stdout]  --> src/gen/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::ascii::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `builder` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout]   |         -------------- but the name `builder` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::ascii::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `BuilderWriter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout]   |         -------------- but the name `BuilderWriter` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use self::gen::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^ the name `levels` in the type namespace is first re-exported here
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout] 7 | pub use self::modifiers::*;
[INFO] [stdout]   |         ------------------ but the name `levels` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::image::*`
[INFO] [stdout]  --> src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use self::image::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/ascii/builder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/ascii/builder.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{self, path::Path};
[INFO] [stdout]   |           ^^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/common.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `complex` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `complex` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `fractured` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `fractured` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `jagged_walls` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `jagged_walls` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `linear` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `linear` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `simple` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `simple` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^ the name `wobbly_walls` in the value namespace is first re-exported here
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         --------------- but the name `wobbly_walls` in the value namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::caves::*`
[INFO] [stdout]  --> src/gen/mod.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub use self::caves::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::levels::*`
[INFO] [stdout]  --> src/gen/mod.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use self::levels::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twyg` is imported redundantly
[INFO] [stdout]  --> examples/ascii-land-sea.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use twyg;
[INFO] [stdout]   |     ^^^^ the item `twyg` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twyg` is imported redundantly
[INFO] [stdout]  --> examples/caves.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use twyg;
[INFO] [stdout]   |     ^^^^ the item `twyg` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twyg` is imported redundantly
[INFO] [stdout]  --> examples/ascii-caves.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use twyg;
[INFO] [stdout]   |     ^^^^ the item `twyg` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twyg` is imported redundantly
[INFO] [stdout]  --> examples/ascii-levels.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use twyg;
[INFO] [stdout]   |     ^^^^ the item `twyg` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twyg` is imported redundantly
[INFO] [stdout]  --> examples/levels.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use twyg;
[INFO] [stdout]   |     ^^^^ the item `twyg` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twyg` is imported redundantly
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use twyg;
[INFO] [stdout]   |     ^^^^ the item `twyg` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log;
[INFO] [stdout]   |     ^^^ the item `log` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `twyg` is imported redundantly
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use twyg;
[INFO] [stdout]   |     ^^^^ the item `twyg` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "709e3e4661768d9ce0ed3644839ddbf7ec85d5313c286af543128c65be12ad90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709e3e4661768d9ce0ed3644839ddbf7ec85d5313c286af543128c65be12ad90", kill_on_drop: false }`
[INFO] [stdout] 709e3e4661768d9ce0ed3644839ddbf7ec85d5313c286af543128c65be12ad90