[INFO] fetching crate arc 0.0.1...
[INFO] checking arc-0.0.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate arc 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate arc 0.0.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc 0.0.1
[INFO] finished tweaking crates.io crate arc 0.0.1
[INFO] tweaked toml for crates.io crate arc 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded core-graphics v0.14.0
[INFO] [stderr]   Downloaded cocoa v0.15.0
[INFO] [stderr]   Downloaded palette v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f5c05211f924bfa6f465cc93d39c9991927b6485b5a2e6302f1e0046cfb5c60
[INFO] running `Command { std: "docker" "start" "-a" "8f5c05211f924bfa6f465cc93d39c9991927b6485b5a2e6302f1e0046cfb5c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f5c05211f924bfa6f465cc93d39c9991927b6485b5a2e6302f1e0046cfb5c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5c05211f924bfa6f465cc93d39c9991927b6485b5a2e6302f1e0046cfb5c60", kill_on_drop: false }`
[INFO] [stdout] 8f5c05211f924bfa6f465cc93d39c9991927b6485b5a2e6302f1e0046cfb5c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07bc137bf71898ee22015aaa5efab762bac6aa03e20a279edfdf748ac71656ce
[INFO] running `Command { std: "docker" "start" "-a" "07bc137bf71898ee22015aaa5efab762bac6aa03e20a279edfdf748ac71656ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking arc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `palette` is imported redundantly
[INFO] [stdout]  --> src/color.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use palette;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate palette;
[INFO] [stdout]   | --------------------- the item `palette` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `palette` is imported redundantly
[INFO] [stdout]  --> src/color.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use palette;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate palette;
[INFO] [stdout]   | --------------------- the item `palette` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arc::*`
[INFO] [stdout]  --> examples/playground.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use arc::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Application`
[INFO] [stdout]  --> examples/playground.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let app = Application::new();
[INFO] [stdout]   |               ^^^^^^^^^^^ use of undeclared type `Application`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Window`
[INFO] [stdout]  --> examples/playground.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let window = Window::new(900., 700.);
[INFO] [stdout]   |                  ^^^^^^ use of undeclared type `Window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut top_bar = SolidColor::new();
[INFO] [stdout]    |                       ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut top_bar_border = SolidColor::new();
[INFO] [stdout]    |                              ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:19:26
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut bottom_bar = SolidColor::new();
[INFO] [stdout]    |                          ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut bottom_bar_border = SolidColor::new();
[INFO] [stdout]    |                                 ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut main = SolidColor::new();
[INFO] [stdout]    |                    ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Column`
[INFO] [stdout]   --> examples/playground.rs:30:25
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut container = Column::new();
[INFO] [stdout]    |                         ^^^^^^ use of undeclared type `Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arc` (example "playground") due to 9 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "07bc137bf71898ee22015aaa5efab762bac6aa03e20a279edfdf748ac71656ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bc137bf71898ee22015aaa5efab762bac6aa03e20a279edfdf748ac71656ce", kill_on_drop: false }`
[INFO] [stdout] 07bc137bf71898ee22015aaa5efab762bac6aa03e20a279edfdf748ac71656ce
[INFO] checking arc-0.0.1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate arc 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate arc 0.0.1 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc 0.0.1
[INFO] finished tweaking crates.io crate arc 0.0.1
[INFO] tweaked toml for crates.io crate arc 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 417fc16a0dd40449eaf85d43317943644b3a048609707f5b3df21e7b5dcbbbe3
[INFO] running `Command { std: "docker" "start" "-a" "417fc16a0dd40449eaf85d43317943644b3a048609707f5b3df21e7b5dcbbbe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "417fc16a0dd40449eaf85d43317943644b3a048609707f5b3df21e7b5dcbbbe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417fc16a0dd40449eaf85d43317943644b3a048609707f5b3df21e7b5dcbbbe3", kill_on_drop: false }`
[INFO] [stdout] 417fc16a0dd40449eaf85d43317943644b3a048609707f5b3df21e7b5dcbbbe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a05c1aa5a5d3da52fe03e1ecdb1c3ae57d55921b32326417e11ff3d0a706fda
[INFO] running `Command { std: "docker" "start" "-a" "8a05c1aa5a5d3da52fe03e1ecdb1c3ae57d55921b32326417e11ff3d0a706fda", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking arc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `palette` is imported redundantly
[INFO] [stdout]  --> src/color.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use palette;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate palette;
[INFO] [stdout]   | --------------------- the item `palette` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `palette` is imported redundantly
[INFO] [stdout]  --> src/color.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use palette;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate palette;
[INFO] [stdout]   | --------------------- the item `palette` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arc::*`
[INFO] [stdout]  --> examples/playground.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use arc::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Application`
[INFO] [stdout]  --> examples/playground.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let app = Application::new();
[INFO] [stdout]   |               ^^^^^^^^^^^ use of undeclared type `Application`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Window`
[INFO] [stdout]  --> examples/playground.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let window = Window::new(900., 700.);
[INFO] [stdout]   |                  ^^^^^^ use of undeclared type `Window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut top_bar = SolidColor::new();
[INFO] [stdout]    |                       ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut top_bar_border = SolidColor::new();
[INFO] [stdout]    |                              ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:19:26
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut bottom_bar = SolidColor::new();
[INFO] [stdout]    |                          ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let mut bottom_bar_border = SolidColor::new();
[INFO] [stdout]    |                                 ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SolidColor`
[INFO] [stdout]   --> examples/playground.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut main = SolidColor::new();
[INFO] [stdout]    |                    ^^^^^^^^^^ use of undeclared type `SolidColor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Column`
[INFO] [stdout]   --> examples/playground.rs:30:25
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut container = Column::new();
[INFO] [stdout]    |                         ^^^^^^ use of undeclared type `Column`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arc` (example "playground") due to 9 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "8a05c1aa5a5d3da52fe03e1ecdb1c3ae57d55921b32326417e11ff3d0a706fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a05c1aa5a5d3da52fe03e1ecdb1c3ae57d55921b32326417e11ff3d0a706fda", kill_on_drop: false }`
[INFO] [stdout] 8a05c1aa5a5d3da52fe03e1ecdb1c3ae57d55921b32326417e11ff3d0a706fda
