[INFO] updating cached repository https://github.com/mheistermann/lightfield_render
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 84f0e915088b74e8058d3bc28fce312a220dd181
[INFO] checking mheistermann/lightfield_render against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmheistermann%2Flightfield_render" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mheistermann/lightfield_render on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mheistermann/lightfield_render
[INFO] finished tweaking git repo https://github.com/mheistermann/lightfield_render
[INFO] tweaked toml for git repo https://github.com/mheistermann/lightfield_render written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mheistermann/lightfield_render already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/mheistermann/glium`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ad2d1d8f5f4c5565a1030bc6dee64bdbb181c734331d996d700dc08691cbaa00
[INFO] running `"docker" "start" "-a" "ad2d1d8f5f4c5565a1030bc6dee64bdbb181c734331d996d700dc08691cbaa00"`
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking image v0.23.3
[INFO] [stderr]     Checking cgmath v0.9.1
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.1.19
[INFO] [stderr]     Checking zip v0.5.5
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking notify v2.6.3
[INFO] [stderr]    Compiling glutin v0.5.2
[INFO] [stderr]    Compiling glium v0.14.0 (https://github.com/mheistermann/glium#40bb82ad)
[INFO] [stderr]     Checking lightfield_loader v0.3.0
[INFO] [stderr]     Checking lightfield_render v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let mut f = try!(File::open(filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:52:37
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let vertex_shader: String = try!(slurp(self.vertex_shader_file));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:53:39
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let fragment_shader: String = try!(slurp(self.fragment_shader_file));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:58:32
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 geom_content = try!(slurp(filename));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:63:19
[INFO] [stderr]    |
[INFO] [stderr] 63 |         return Ok(try!(prog));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Vector3`
[INFO] [stderr]   --> src/main.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cgmath::{Vector2, Vector3, Vector4};
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::Basis3`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use cgmath::Basis3;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Matrix`
[INFO] [stderr]   --> src/main.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 | use cgmath::{Matrix, Matrix3, Matrix4, SquareMatrix};
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation`
[INFO] [stderr]   --> src/main.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 | use cgmath::{Rotation, Rotation3};
[INFO] [stderr]    |              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LightfieldView`
[INFO] [stderr]  --> src/lightfield_texture.rs:8:37
[INFO] [stderr]   |
[INFO] [stderr] 8 | use lightfield_loader::{Lightfield, LightfieldView};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GenericImage`
[INFO] [stderr]   --> src/lightfield_texture.rs:16:27
[INFO] [stderr]    |
[INFO] [stderr] 16 | use image::{DynamicImage, GenericImage};
[INFO] [stderr]    |                           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/reloading_program.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ProgramCreationInput`
[INFO] [stderr]   --> src/reloading_program.rs:11:44
[INFO] [stderr]    |
[INFO] [stderr] 11 | use glium::program::{ProgramCreationError, ProgramCreationInput};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `notify`
[INFO] [stderr]   --> src/reloading_program.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use notify;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:135:40
[INFO] [stderr]     |
[INFO] [stderr] 135 |             let offset = Vector2::from((cursor_startpos - cursor_pos));
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let mut f = try!(File::open(filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     try!(f.read_to_string(&mut s));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:52:37
[INFO] [stderr]    |
[INFO] [stderr] 52 |         let vertex_shader: String = try!(slurp(self.vertex_shader_file));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:53:39
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let fragment_shader: String = try!(slurp(self.fragment_shader_file));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:58:32
[INFO] [stderr]    |
[INFO] [stderr] 58 |                 geom_content = try!(slurp(filename));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reloading_program.rs:63:19
[INFO] [stderr]    |
[INFO] [stderr] 63 |         return Ok(try!(prog));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Vector3`
[INFO] [stderr]   --> src/main.rs:12:23
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cgmath::{Vector2, Vector3, Vector4};
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cgmath::Basis3`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use cgmath::Basis3;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Matrix`
[INFO] [stderr]   --> src/main.rs:14:14
[INFO] [stderr]    |
[INFO] [stderr] 14 | use cgmath::{Matrix, Matrix3, Matrix4, SquareMatrix};
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation`
[INFO] [stderr]   --> src/main.rs:16:14
[INFO] [stderr]    |
[INFO] [stderr] 16 | use cgmath::{Rotation, Rotation3};
[INFO] [stderr]    |              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LightfieldView`
[INFO] [stderr]  --> src/lightfield_texture.rs:8:37
[INFO] [stderr]   |
[INFO] [stderr] 8 | use lightfield_loader::{Lightfield, LightfieldView};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GenericImage`
[INFO] [stderr]   --> src/lightfield_texture.rs:16:27
[INFO] [stderr]    |
[INFO] [stderr] 16 | use image::{DynamicImage, GenericImage};
[INFO] [stderr]    |                           ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/reloading_program.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ProgramCreationInput`
[INFO] [stderr]   --> src/reloading_program.rs:11:44
[INFO] [stderr]    |
[INFO] [stderr] 11 | use glium::program::{ProgramCreationError, ProgramCreationInput};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `notify`
[INFO] [stderr]   --> src/reloading_program.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use notify;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:135:40
[INFO] [stderr]     |
[INFO] [stderr] 135 |             let offset = Vector2::from((cursor_startpos - cursor_pos));
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `width` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:29:26
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let width = img0.width();
[INFO] [stderr]    |                          ^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `height` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:30:27
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let height = img0.height();
[INFO] [stderr]    |                           ^^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `width` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:43:27
[INFO] [stderr]    |
[INFO] [stderr] 43 |             assert!(image.width() == width);
[INFO] [stderr]    |                           ^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `height` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:44:27
[INFO] [stderr]    |
[INFO] [stderr] 44 |             assert!(image.height() == height);
[INFO] [stderr]    |                           ^^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/lightfield_texture.rs:46:18
[INFO] [stderr]    |
[INFO] [stderr] 45 |             match image {
[INFO] [stderr]    |                   ----- this expression has type `&image::dynimage::DynamicImage`
[INFO] [stderr] 46 |                 &DynamicImage::ImageRgb8(_) => {}
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `image::dynimage::DynamicImage`, found enum `image::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = note: perhaps two different versions of crate `image` are being used?
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]   --> src/main.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 | use cgmath::{Rotation, Rotation3};
[INFO] [stderr]    |                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `lightfield_render`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `width` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:29:26
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let width = img0.width();
[INFO] [stderr]    |                          ^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `height` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:30:27
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let height = img0.height();
[INFO] [stderr]    |                           ^^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `width` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:43:27
[INFO] [stderr]    |
[INFO] [stderr] 43 |             assert!(image.width() == width);
[INFO] [stderr]    |                           ^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `height` found for reference `&image::dynimage::DynamicImage` in the current scope
[INFO] [stderr]   --> src/lightfield_texture.rs:44:27
[INFO] [stderr]    |
[INFO] [stderr] 44 |             assert!(image.height() == height);
[INFO] [stderr]    |                           ^^^^^^ method not found in `&image::dynimage::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is in scope
[INFO] [stderr]    = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stderr]            `use image::image::GenericImage;`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/lightfield_texture.rs:46:18
[INFO] [stderr]    |
[INFO] [stderr] 45 |             match image {
[INFO] [stderr]    |                   ----- this expression has type `&image::dynimage::DynamicImage`
[INFO] [stderr] 46 |                 &DynamicImage::ImageRgb8(_) => {}
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `image::dynimage::DynamicImage`, found enum `image::DynamicImage`
[INFO] [stderr]    |
[INFO] [stderr]    = note: perhaps two different versions of crate `image` are being used?
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rotation3`
[INFO] [stderr]   --> src/main.rs:16:24
[INFO] [stderr]    |
[INFO] [stderr] 16 | use cgmath::{Rotation, Rotation3};
[INFO] [stderr]    |                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `lightfield_render`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ad2d1d8f5f4c5565a1030bc6dee64bdbb181c734331d996d700dc08691cbaa00"`
[INFO] running `"docker" "rm" "-f" "ad2d1d8f5f4c5565a1030bc6dee64bdbb181c734331d996d700dc08691cbaa00"`
[INFO] [stdout] ad2d1d8f5f4c5565a1030bc6dee64bdbb181c734331d996d700dc08691cbaa00
