[INFO] fetching crate gaia 0.2.1...
[INFO] testing gaia-0.2.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate gaia 0.2.1 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate gaia 0.2.1 on toolchain 1.54.0
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[INFO] started tweaking crates.io crate gaia 0.2.1
[INFO] finished tweaking crates.io crate gaia 0.2.1
[INFO] tweaked toml for crates.io crate gaia 0.2.1 written to /workspace/builds/worker-111/source/Cargo.toml
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[INFO] [stdout] 6b200c73895fcbd8e1f30cb63e7056fa089b6b019001a16998c1843a396df665
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[INFO] [stderr]    Compiling gfx v0.17.1
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[INFO] [stderr]    Compiling gaia v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/render/polygon.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/render/polygon.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/render/polygon.rs:149:60
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 * Matrix4::from_nonuniform_scale(2.0, 1.0, (max_z - min_z));
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |         level_chooser: &Fn(f32) -> u8,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tile_chooser.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |     level_chooser: &Fn(f32) -> u8,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.03s
[INFO] running `Command { std: "docker" "inspect" "6b200c73895fcbd8e1f30cb63e7056fa089b6b019001a16998c1843a396df665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b200c73895fcbd8e1f30cb63e7056fa089b6b019001a16998c1843a396df665", kill_on_drop: false }`
[INFO] [stdout] 6b200c73895fcbd8e1f30cb63e7056fa089b6b019001a16998c1843a396df665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 112f9fd221fbf4a736d2886aa40f39e80cf9c45560b40017e9986dd856f78832
[INFO] running `Command { std: "docker" "start" "-a" "112f9fd221fbf4a736d2886aa40f39e80cf9c45560b40017e9986dd856f78832", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/render/polygon.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/render/polygon.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/render/polygon.rs:149:60
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 * Matrix4::from_nonuniform_scale(2.0, 1.0, (max_z - min_z));
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gaia v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |         level_chooser: &Fn(f32) -> u8,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tile_chooser.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |     level_chooser: &Fn(f32) -> u8,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/render/polygon.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/render/polygon.rs:102:31
[INFO] [stdout]     |
[INFO] [stdout] 102 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/render/polygon.rs:149:60
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 * Matrix4::from_nonuniform_scale(2.0, 1.0, (max_z - min_z));
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render/mod.rs:66:25
[INFO] [stdout]    |
[INFO] [stdout] 66 |         level_chooser: &Fn(f32) -> u8,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tile_chooser.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |     level_chooser: &Fn(f32) -> u8,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "112f9fd221fbf4a736d2886aa40f39e80cf9c45560b40017e9986dd856f78832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112f9fd221fbf4a736d2886aa40f39e80cf9c45560b40017e9986dd856f78832", kill_on_drop: false }`
[INFO] [stdout] 112f9fd221fbf4a736d2886aa40f39e80cf9c45560b40017e9986dd856f78832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c232136f7250a7dd0410d43b68c5057e28419634cbd8abbb87591b7bcc5863da
[INFO] running `Command { std: "docker" "start" "-a" "c232136f7250a7dd0410d43b68c5057e28419634cbd8abbb87591b7bcc5863da", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/render/polygon.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/render/polygon.rs:102:31
[INFO] [stderr]     |
[INFO] [stderr] 102 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/render/polygon.rs:149:60
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 * Matrix4::from_nonuniform_scale(2.0, 1.0, (max_z - min_z));
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/mod.rs:64:33
[INFO] [stderr]    |
[INFO] [stderr] 64 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/mod.rs:65:31
[INFO] [stderr]    |
[INFO] [stderr] 65 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/mod.rs:66:25
[INFO] [stderr]    |
[INFO] [stderr] 66 |         level_chooser: &Fn(f32) -> u8,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tile_chooser.rs:19:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |     level_chooser: &Fn(f32) -> u8,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/render/polygon.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 101 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/render/polygon.rs:102:31
[INFO] [stderr]     |
[INFO] [stderr] 102 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/render/polygon.rs:149:60
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 * Matrix4::from_nonuniform_scale(2.0, 1.0, (max_z - min_z));
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/mod.rs:64:33
[INFO] [stderr]    |
[INFO] [stderr] 64 |         polygon_color_chooser: &Fn(&Properties) -> Option<[u8; 4]>,
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<[u8; 4]>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/mod.rs:65:31
[INFO] [stderr]    |
[INFO] [stderr] 65 |         label_style_chooser: &Fn(&Properties) -> Option<LabelStyle>,
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Properties) -> Option<LabelStyle>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/render/mod.rs:66:25
[INFO] [stderr]    |
[INFO] [stderr] 66 |         level_chooser: &Fn(f32) -> u8,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tile_chooser.rs:19:21
[INFO] [stderr]    |
[INFO] [stderr] 19 |     level_chooser: &Fn(f32) -> u8,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f32) -> u8`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gaia-04df2502d7dbe661)
[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] [stderr]    Doc-tests gaia
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/render/polygon.rs:149:60
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 * Matrix4::from_nonuniform_scale(2.0, 1.0, (max_z - min_z));
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "c232136f7250a7dd0410d43b68c5057e28419634cbd8abbb87591b7bcc5863da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c232136f7250a7dd0410d43b68c5057e28419634cbd8abbb87591b7bcc5863da", kill_on_drop: false }`
[INFO] [stdout] c232136f7250a7dd0410d43b68c5057e28419634cbd8abbb87591b7bcc5863da
