[INFO] fetching crate fractal-gen 0.1.5...
[INFO] testing fractal-gen-0.1.5 against 1.60.0 for beta-1.61-1
[INFO] extracting crate fractal-gen 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fractal-gen 0.1.5 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fractal-gen 0.1.5
[INFO] finished tweaking crates.io crate fractal-gen 0.1.5
[INFO] tweaked toml for crates.io crate fractal-gen 0.1.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate fractal-gen 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7fff411d4768ec7510a166d75dfec90850a49855af3b5fa6b73ac0c3823d432c
[INFO] running `Command { std: "docker" "start" "-a" "7fff411d4768ec7510a166d75dfec90850a49855af3b5fa6b73ac0c3823d432c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fff411d4768ec7510a166d75dfec90850a49855af3b5fa6b73ac0c3823d432c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fff411d4768ec7510a166d75dfec90850a49855af3b5fa6b73ac0c3823d432c", kill_on_drop: false }`
[INFO] [stdout] 7fff411d4768ec7510a166d75dfec90850a49855af3b5fa6b73ac0c3823d432c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a35cbacb9511e7872183d88c02146acddb2699674132b0888bfca6ebdf06d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2a35cbacb9511e7872183d88c02146acddb2699674132b0888bfca6ebdf06d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling fractal-gen v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "b2a35cbacb9511e7872183d88c02146acddb2699674132b0888bfca6ebdf06d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a35cbacb9511e7872183d88c02146acddb2699674132b0888bfca6ebdf06d8", kill_on_drop: false }`
[INFO] [stdout] b2a35cbacb9511e7872183d88c02146acddb2699674132b0888bfca6ebdf06d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15e7ecb8b6f0c239584ef4707b4f3f8ace3ef209aeb40468d82f1e953ec39f03
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15e7ecb8b6f0c239584ef4707b4f3f8ace3ef209aeb40468d82f1e953ec39f03", kill_on_drop: false }`
[INFO] [stderr]    Compiling fractal-gen v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "15e7ecb8b6f0c239584ef4707b4f3f8ace3ef209aeb40468d82f1e953ec39f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e7ecb8b6f0c239584ef4707b4f3f8ace3ef209aeb40468d82f1e953ec39f03", kill_on_drop: false }`
[INFO] [stdout] 15e7ecb8b6f0c239584ef4707b4f3f8ace3ef209aeb40468d82f1e953ec39f03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6e2111cce215f1833beec6773fe07d5144ea5f45323189eb4c9e7d9cfc4d0b4
[INFO] running `Command { std: "docker" "start" "-a" "a6e2111cce215f1833beec6773fe07d5144ea5f45323189eb4c9e7d9cfc4d0b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fractal_gen-e42b7a7c420eaa96)
[INFO] [stderr]    Doc-tests fractal-gen
[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] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::multiple_triangles (line 125) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::julia (line 179) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::koch_curve (line 94) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::julia_colored (line 191) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::mandelbrot (line 137) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::multiple_circles (line 81) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::write_image (line 50) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::tree (line 155) ... FAILED
[INFO] [stdout] test src/image.rs - image::Img::write_image (line 67) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::barnsley_fern (line 167) ... FAILED
[INFO] [stdout] test src/fractal.rs - fractal::Fractal::new (line 34) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::multiple_triangles (line 125) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:126:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.multiple_triangles(175, 800, 220, 6, Pixel::new(250, 0, 250));
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/fractal.rs:126:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.multiple_triangles(175, 800, 220, 6, Pixel::new(250, 0, 250));
[INFO] [stdout]   |                                            ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/lib.rs:11:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |         row.push(Pixel::new(255, 255, 255));
[INFO] [stdout]   |                  ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Fractal`
[INFO] [stdout]   --> src/lib.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 12 | let mut image = Fractal::new(pixels);
[INFO] [stdout]    |                 ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use fractal_gen::fractal::Fractal;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]   --> src/lib.rs:16:42
[INFO] [stdout]    |
[INFO] [stdout] 13 | image.multiple_circles(825, 825, 125, 6, Pixel::new(0, 150, 150));
[INFO] [stdout]    |                                          ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::julia (line 179) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:180:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.julia();
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::koch_curve (line 94) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:95:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.koch_curve(675, 75, 925, 325, 5, Pixel::new(0, 250, 0));
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/fractal.rs:95:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.koch_curve(675, 75, 925, 325, 5, Pixel::new(0, 250, 0));
[INFO] [stdout]   |                                        ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::julia_colored (line 191) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:192:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.julia_colored(Pixel::new(250, 150, 100));
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/fractal.rs:192:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.julia_colored(Pixel::new(250, 150, 100));
[INFO] [stdout]   |                     ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::mandelbrot (line 137) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:138:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.mandelbrot(Pixel::new(250, 0, 0));
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/fractal.rs:138:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.mandelbrot(Pixel::new(250, 0, 0));
[INFO] [stdout]   |                  ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::multiple_circles (line 81) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:82:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.multiple_circles(825, 825, 125, 6, Pixel::new(0, 150, 150));
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/fractal.rs:82:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.multiple_circles(825, 825, 125, 6, Pixel::new(0, 150, 150));
[INFO] [stdout]   |                                          ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::write_image (line 50) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `image`
[INFO] [stdout]  --> src/fractal.rs:51:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | let image = image::Img::new(pixels);
[INFO] [stdout]   |                    ^^^ not found in `image`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::Img;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pixels` in this scope
[INFO] [stdout]  --> src/fractal.rs:51:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | let image = image::Img::new(pixels);
[INFO] [stdout]   |                             ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::tree (line 155) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:156:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.tree(100, 800, 100, PI / 4.0, 2, Pixel::new(0, 0, 255));
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `PI` in this scope
[INFO] [stdout]  --> src/fractal.rs:156:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.tree(100, 800, 100, PI / 4.0, 2, Pixel::new(0, 0, 255));
[INFO] [stdout]   |                           ^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::f32::consts::PI;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::f64::consts::PI;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::f32::consts::PI;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::f64::consts::PI;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/fractal.rs:156:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.tree(100, 800, 100, PI / 4.0, 2, Pixel::new(0, 0, 255));
[INFO] [stdout]   |                                        ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/image.rs - image::Img::write_image (line 67) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `image`
[INFO] [stdout]  --> src/image.rs:68:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | let image = image::Img::new(pixels);
[INFO] [stdout]   |                    ^^^ not found in `image`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::Img;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pixels` in this scope
[INFO] [stdout]  --> src/image.rs:68:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | let image = image::Img::new(pixels);
[INFO] [stdout]   |                             ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::barnsley_fern (line 167) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `image` in this scope
[INFO] [stdout]  --> src/fractal.rs:168:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.barnsley_fern(500, 100, 5000000, Pixel::new(255, 0, 0));
[INFO] [stdout]   | ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Pixel`
[INFO] [stdout]  --> src/fractal.rs:168:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | image.barnsley_fern(500, 100, 5000000, Pixel::new(255, 0, 0));
[INFO] [stdout]   |                                        ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::image::pixel::Pixel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/fractal.rs - fractal::Fractal::new (line 34) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Fractal`
[INFO] [stdout]  --> src/fractal.rs:35:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut image = Fractal::new(pixels);
[INFO] [stdout]   |                 ^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use fractal_gen::fractal::Fractal;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `pixels` in this scope
[INFO] [stdout]  --> src/fractal.rs:35:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut image = Fractal::new(pixels);
[INFO] [stdout]   |                              ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::barnsley_fern (line 167)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::julia (line 179)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::julia_colored (line 191)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::koch_curve (line 94)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::mandelbrot (line 137)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::multiple_circles (line 81)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::multiple_triangles (line 125)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::new (line 34)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::tree (line 155)
[INFO] [stdout]     src/fractal.rs - fractal::Fractal::write_image (line 50)
[INFO] [stdout]     src/image.rs - image::Img::write_image (line 67)
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 12 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "a6e2111cce215f1833beec6773fe07d5144ea5f45323189eb4c9e7d9cfc4d0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e2111cce215f1833beec6773fe07d5144ea5f45323189eb4c9e7d9cfc4d0b4", kill_on_drop: false }`
[INFO] [stdout] a6e2111cce215f1833beec6773fe07d5144ea5f45323189eb4c9e7d9cfc4d0b4