[INFO] cloning repository https://github.com/davebrent/peaks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davebrent/peaks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavebrent%2Fpeaks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavebrent%2Fpeaks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8387e99509a9d3bfd52d19e0391f710fb5c96c9e
[INFO] checking davebrent/peaks against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavebrent%2Fpeaks" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davebrent/peaks 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 git repo https://github.com/davebrent/peaks
[INFO] finished tweaking git repo https://github.com/davebrent/peaks
[INFO] tweaked toml for git repo https://github.com/davebrent/peaks written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/davebrent/peaks 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 geo-types v0.1.1
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[INFO] [stderr]   Downloaded serde_derive v1.0.78
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[INFO] [stderr]   Downloaded gdal v0.4.0
[INFO] [stderr]   Downloaded gdal-sys 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] 8389a6b0dae1fd47ba9894ab4a06b744976a5d5467354274369b151112479b49
[INFO] running `Command { std: "docker" "start" "-a" "8389a6b0dae1fd47ba9894ab4a06b744976a5d5467354274369b151112479b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8389a6b0dae1fd47ba9894ab4a06b744976a5d5467354274369b151112479b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8389a6b0dae1fd47ba9894ab4a06b744976a5d5467354274369b151112479b49", kill_on_drop: false }`
[INFO] [stdout] 8389a6b0dae1fd47ba9894ab4a06b744976a5d5467354274369b151112479b49
[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" "d4bc975d442ce4cea2a10b245a61643049ea9d3844be4f357a8a454ed7c226d9", kill_on_drop: false }`
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[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling gdal-sys v0.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking geo-types v0.1.1
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking gdal v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.78
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]     Checking docopt v1.0.1
[INFO] [stderr]     Checking peaks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]   --> src/io/gdal.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::convert::AsRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `AsRef` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let dataset = try!(Dataset::open(path.as_ref()));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let transform = try!(dataset.geo_transform());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let spat_ref = try!(SpatialRef::from_wkt(&dataset.projection()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let proj4 = try!(spat_ref.to_proj4());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let raster = try!(dataset.rasterband(*band as isize));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let data = try!(D::read_raster(&raster, x, y, width, height));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let dataset = try!(Dataset::open(path.as_ref()));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io/gdal.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |         Ok(try!(raster.read_as::<u8>((x, y), window, window)).data)
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io/gdal.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |         Ok(try!(raster.read_as::<f64>((x, y), window, window))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]   --> src/io/ogr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::convert::AsRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/ogr.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut dataset = try!(Dataset::open(path.as_ref()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/ogr.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let input_layer = try!(dataset.layer_by_name(name));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `png` is imported redundantly
[INFO] [stdout]   --> src/io/png.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | use png::{self, HasParameters};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate png;
[INFO] [stdout]    | ----------------- the item `png` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]   --> src/io/png.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::convert::AsRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/png.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     try!(writer.write_image_data(&bytes));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/png.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let file = try!(File::create(path.as_ref()));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/png.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut writer = try!(encoder.write_header());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/math/transform.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]   --> src/io/gdal.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::convert::AsRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `AsRef` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let dataset = try!(Dataset::open(path.as_ref()));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let transform = try!(dataset.geo_transform());
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:42:20
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let spat_ref = try!(SpatialRef::from_wkt(&dataset.projection()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let proj4 = try!(spat_ref.to_proj4());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let raster = try!(dataset.rasterband(*band as isize));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let data = try!(D::read_raster(&raster, x, y, width, height));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/gdal.rs:73:19
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let dataset = try!(Dataset::open(path.as_ref()));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io/gdal.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |         Ok(try!(raster.read_as::<u8>((x, y), window, window)).data)
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io/gdal.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |         Ok(try!(raster.read_as::<f64>((x, y), window, window))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]   --> src/io/ogr.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::convert::AsRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/ogr.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut dataset = try!(Dataset::open(path.as_ref()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/ogr.rs:34:27
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let input_layer = try!(dataset.layer_by_name(name));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `png` is imported redundantly
[INFO] [stdout]   --> src/io/png.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | use png::{self, HasParameters};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate png;
[INFO] [stdout]    | ----------------- the item `png` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]   --> src/io/png.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::convert::AsRef;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/png.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     try!(writer.write_image_data(&bytes));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/png.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let file = try!(File::create(path.as_ref()));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io/png.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut writer = try!(encoder.write_header());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/math/transform.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::default::Default;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub camera: Arc<Camera>,
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub camera: Arc<dyn Camera>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub shaders: Vec<Arc<Shader>>,
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub shaders: Vec<Arc<dyn Shader>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:53:29
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub primitives: Vec<Arc<Primitive>>,
[INFO] [stdout]    |                             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub primitives: Vec<Arc<dyn Primitive>>,
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl From<CameraOpts> for Arc<Camera> {
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl From<CameraOpts> for Arc<dyn Camera> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl From<ShaderOpts> for Arc<Shader> {
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl From<ShaderOpts> for Arc<dyn Shader> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl From<PrimitiveOpts> for Arc<Primitive> {
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl From<PrimitiveOpts> for Arc<dyn Primitive> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/shader.rs:39:47
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn shader(&self, index: usize) -> Option<&Shader>;
[INFO] [stdout]    |                                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn shader(&self, index: usize) -> Option<&dyn Shader>;
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/shader.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3;
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3;
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub camera: Arc<Camera>,
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub camera: Arc<dyn Camera>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub shaders: Vec<Arc<Shader>>,
[INFO] [stdout]    |                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub shaders: Vec<Arc<dyn Shader>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:53:29
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub primitives: Vec<Arc<Primitive>>,
[INFO] [stdout]    |                             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub primitives: Vec<Arc<dyn Primitive>>,
[INFO] [stdout]    |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:65:31
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl From<CameraOpts> for Arc<Camera> {
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl From<CameraOpts> for Arc<dyn Camera> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl From<ShaderOpts> for Arc<Shader> {
[INFO] [stdout]    |                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl From<ShaderOpts> for Arc<dyn Shader> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl From<PrimitiveOpts> for Arc<Primitive> {
[INFO] [stdout]    |                                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl From<PrimitiveOpts> for Arc<dyn Primitive> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/shader.rs:39:47
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn shader(&self, index: usize) -> Option<&Shader>;
[INFO] [stdout]    |                                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn shader(&self, index: usize) -> Option<&dyn Shader>;
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/shader.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3;
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3;
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render.rs:97:47
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn shader(&self, index: usize) -> Option<&Shader> {
[INFO] [stdout]    |                                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn shader(&self, index: usize) -> Option<&dyn Shader> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:66:38
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn from(opts: CameraOpts) -> Arc<Camera> {
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn from(opts: CameraOpts) -> Arc<dyn Camera> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:77:38
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn from(opts: ShaderOpts) -> Arc<Shader> {
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn from(opts: ShaderOpts) -> Arc<dyn Shader> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn from(opts: PrimitiveOpts) -> Arc<Primitive> {
[INFO] [stdout]    |                                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn from(opts: PrimitiveOpts) -> Arc<dyn Primitive> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/constant.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn shade(&self, _: &Tracer, _: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn shade(&self, _: &dyn Tracer, _: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/feature_lines.rs:63:30
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/normal.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn shade(&self, _: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn shade(&self, _: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/phong.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/sdf.rs:86:30
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/texture.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn shade(&self, _: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn shade(&self, _: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/render.rs:97:47
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn shader(&self, index: usize) -> Option<&Shader> {
[INFO] [stdout]    |                                               ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn shader(&self, index: usize) -> Option<&dyn Shader> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:66:38
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn from(opts: CameraOpts) -> Arc<Camera> {
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn from(opts: CameraOpts) -> Arc<dyn Camera> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:77:38
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn from(opts: ShaderOpts) -> Arc<Shader> {
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn from(opts: ShaderOpts) -> Arc<dyn Shader> {
[INFO] [stdout]    |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/scene.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn from(opts: PrimitiveOpts) -> Arc<Primitive> {
[INFO] [stdout]    |                                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn from(opts: PrimitiveOpts) -> Arc<dyn Primitive> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/constant.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn shade(&self, _: &Tracer, _: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn shade(&self, _: &dyn Tracer, _: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/feature_lines.rs:63:30
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/normal.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn shade(&self, _: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn shade(&self, _: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/phong.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/sdf.rs:86:30
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn shade(&self, tracer: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn shade(&self, tracer: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shaders/texture.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn shade(&self, _: &Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn shade(&self, _: &dyn Tracer, info: &TraceInfo) -> Vec3 {
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `look_at`, `up_axis`, and `view_distance` are never read
[INFO] [stdout]   --> src/cameras/orthographic.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct OrthographicCamera {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 22 |     position: Vec3,
[INFO] [stdout] 23 |     look_at: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     up_axis: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 25 |     view_distance: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OrthographicCamera` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `look_at` and `up_axis` are never read
[INFO] [stdout]   --> src/cameras/pinhole.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct PinholeCamera {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 22 |     position: Vec3,
[INFO] [stdout] 23 |     look_at: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     up_axis: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PinholeCamera` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `look_at`, `up_axis`, and `view_distance` are never read
[INFO] [stdout]   --> src/cameras/orthographic.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct OrthographicCamera {
[INFO] [stdout]    |            ------------------ fields in this struct
[INFO] [stdout] 22 |     position: Vec3,
[INFO] [stdout] 23 |     look_at: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     up_axis: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 25 |     view_distance: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OrthographicCamera` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `look_at` and `up_axis` are never read
[INFO] [stdout]   --> src/cameras/pinhole.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct PinholeCamera {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 22 |     position: Vec3,
[INFO] [stdout] 23 |     look_at: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     up_axis: Vec3,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PinholeCamera` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(stdin().read_to_string(&mut txt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         try!(fp.read_to_string(&mut txt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         try!(stdin().read_to_string(&mut txt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut fp = try!(File::open(file_path));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         try!(fp.read_to_string(&mut txt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut fp = try!(File::open(file_path));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "d4bc975d442ce4cea2a10b245a61643049ea9d3844be4f357a8a454ed7c226d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bc975d442ce4cea2a10b245a61643049ea9d3844be4f357a8a454ed7c226d9", kill_on_drop: false }`
[INFO] [stdout] d4bc975d442ce4cea2a10b245a61643049ea9d3844be4f357a8a454ed7c226d9