[INFO] cloning repository https://github.com/mahmoud-eltahawy/styling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mahmoud-eltahawy/styling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahmoud-eltahawy%2Fstyling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahmoud-eltahawy%2Fstyling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14f3bc4b5118a09af5aa12bc33e53a4fe8493fe1
[INFO] fixing mahmoud-eltahawy/styling against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahmoud-eltahawy%2Fstyling" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mahmoud-eltahawy/styling
[INFO] finished tweaking git repo https://github.com/mahmoud-eltahawy/styling
[INFO] tweaked toml for git repo https://github.com/mahmoud-eltahawy/styling written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mahmoud-eltahawy/styling on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mahmoud-eltahawy/styling 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1
[INFO] running `Command { std: "docker" "start" "b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking styling v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find attribute `const_trait` in this scope
[INFO] [stdout]   --> src/property.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[const_trait]
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `const_trait` in this scope
[INFO] [stdout]  --> src/value.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[const_trait]
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generic_const_exprs)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `const_trait` in this scope
[INFO] [stdout]   --> src/property.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[const_trait]
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `const_trait` in this scope
[INFO] [stdout]  --> src/value.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[const_trait]
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generic_const_exprs)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl const CssPropertyT for Nil {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl const CssPropertyT for Width {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl const CssPropertyT for Height {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl const CssPropertyT for Color {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl const CssPropertyT for BackgroundColor {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl const CssPropertyT for Nil {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl const CssPropertyT for Width {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl const CssPropertyT for Height {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl const CssPropertyT for Color {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `CssPropertyT` which is not `const`
[INFO] [stdout]   --> src/property.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl const CssPropertyT for BackgroundColor {
[INFO] [stdout]    |            ^^^^^^^^^^^^ this trait is not `const`
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `CssPropertyT` as `const` to allow it to have `const` implementations
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<Width as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |         self.helper(Width::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<Height as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         self.helper(Height::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<property::Color as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |         self.helper(Color::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<BackgroundColor as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |         self.helper(BackgroundColor::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<Width as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:71:21
[INFO] [stdout]    |
[INFO] [stdout] 71 |         self.helper(Width::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<Height as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         self.helper(Height::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<property::Color as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |         self.helper(Color::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `<BackgroundColor as CssPropertyT>::property` in constant functions
[INFO] [stdout]   --> src/property.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 |         self.helper(BackgroundColor::property())
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: associated function `property` is not const because trait `CssPropertyT` is not const
[INFO] [stdout]   --> src/property.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait CssPropertyT {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^ this trait is not const
[INFO] [stdout] 17 |     fn property() -> CssProperty;
[INFO] [stdout]    |     ----------------------------- this associated function is not const
[INFO] [stdout]    = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] help: consider making trait `CssPropertyT` const
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const trait CssPropertyT {
[INFO] [stdout]    |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `styling` (lib test) due to 11 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `styling` (lib) due to 11 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1", kill_on_drop: false }`
[INFO] [stdout] b5fe0eec9915b4a29c22cc3cdff1fe18ea86be48f8d437418602c3e2650a62d1
