[INFO] fetching crate signal_processing 0.3.0... [INFO] checking signal_processing-0.3.0 against master#bbe853615821442ef11d6cd42a30a73432b38d89 for pr-154205 [INFO] extracting crate signal_processing 0.3.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate signal_processing 0.3.0 [INFO] finished tweaking crates.io crate signal_processing 0.3.0 [INFO] tweaked toml for crates.io crate signal_processing 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate signal_processing 0.3.0 on toolchain bbe853615821442ef11d6cd42a30a73432b38d89 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 343 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (available: v0.14.9) [INFO] [stderr] Adding linspace v0.1.1 (available: v0.2.7) [INFO] [stderr] Adding moddef v0.2.6 (available: v0.3.0) [INFO] [stderr] Adding ndarray v0.15.6 (available: v0.17.2) [INFO] [stderr] Adding ndarray-linalg v0.16.0 (available: v0.18.1) [INFO] [stderr] Adding once_cell v1.19.0 (available: v1.21.4) [INFO] [stderr] Adding option_trait v0.1.16 (available: v1.0.7) [INFO] [stderr] Adding rand v0.8.5 (available: v0.10.0) [INFO] [stderr] Adding regex v1.10.6 (available: v1.12.3) [INFO] [stderr] Adding statrs v0.16.1 (available: v0.18.0) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.18) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded plotters-bitmap v0.3.7 [INFO] [stderr] Downloaded nalgebra-macros v0.1.0 [INFO] [stderr] Downloaded moddef v0.3.0 [INFO] [stderr] Downloaded intel-mkl-src v0.8.1 [INFO] [stderr] Downloaded dlib v0.5.3 [INFO] [stderr] Downloaded slice_ops v0.1.12 [INFO] [stderr] Downloaded numscale v0.1.0 [INFO] [stderr] Downloaded cauchy v0.4.0 [INFO] [stderr] Downloaded katexit v0.1.5 [INFO] [stderr] Downloaded wide v0.7.33 [INFO] [stderr] Downloaded slice_trait v0.3.14 [INFO] [stderr] Downloaded array_math v0.2.45 [INFO] [stderr] Downloaded portable-atomic-util v0.2.6 [INFO] [stderr] Downloaded tiff v0.11.3 [INFO] [stderr] Downloaded ndarray-linalg v0.16.0 [INFO] [stderr] Downloaded statrs v0.16.1 [INFO] [stderr] Downloaded zune-jpeg v0.5.14 [INFO] [stderr] Downloaded oci-spec v0.6.8 [INFO] [stderr] Downloaded ravif v0.13.0 [INFO] [stderr] Downloaded slice_math v0.1.31 [INFO] [stderr] Downloaded moxcms v0.8.1 [INFO] [stderr] Downloaded font-kit v0.14.3 [INFO] [stderr] 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[INFO] [stderr] Downloaded jpeg-decoder v0.3.2 [INFO] [stderr] Downloaded intel-mkl-tool v0.8.1 [INFO] [stderr] Downloaded float-ord v0.3.2 [INFO] [stderr] Downloaded pxfm v0.1.28 [INFO] [stderr] Downloaded freetype-sys v0.20.1 [INFO] [stderr] Downloaded lapack-sys v0.14.0 [INFO] [stderr] Downloaded image v0.24.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59595fd1e848f37e45ba9a33d27b6baa467e8102170133a23d5cd346c4abc587 [INFO] running `Command { std: "docker" "start" "-a" "59595fd1e848f37e45ba9a33d27b6baa467e8102170133a23d5cd346c4abc587", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59595fd1e848f37e45ba9a33d27b6baa467e8102170133a23d5cd346c4abc587", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59595fd1e848f37e45ba9a33d27b6baa467e8102170133a23d5cd346c4abc587", kill_on_drop: false }` [INFO] [stdout] 59595fd1e848f37e45ba9a33d27b6baa467e8102170133a23d5cd346c4abc587 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbe853615821442ef11d6cd42a30a73432b38d89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 649cb52c0219319b107632be2ecfc21c41d4a94bcbb3ad762a181bb1be9dc60b [INFO] running `Command { std: "docker" "start" "-a" "649cb52c0219319b107632be2ecfc21c41d4a94bcbb3ad762a181bb1be9dc60b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling libc v0.2.183 [INFO] [stderr] Compiling libm v0.2.16 [INFO] [stderr] Compiling zerocopy v0.8.47 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling find-msvc-tools v0.1.9 [INFO] [stderr] Compiling crc32fast v1.5.0 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling typenum v1.19.0 [INFO] [stderr] Compiling cc v1.2.57 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling litemap v0.8.1 [INFO] [stderr] Compiling writeable v0.6.2 [INFO] [stderr] Compiling anyhow v1.0.102 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling generic-array v0.14.7 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[stderr] Checking num-complex v0.4.6 [INFO] [stderr] Compiling equator-macro v0.4.2 [INFO] [stderr] Checking moddef v0.2.6 [INFO] [stderr] Compiling semver v1.0.27 [INFO] [stderr] Checking equator v0.4.2 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Checking fdeflate v0.3.7 [INFO] [stderr] Checking aligned-vec v0.6.4 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking weezl v0.1.12 [INFO] [stderr] Checking as-slice v0.2.1 [INFO] [stderr] Compiling pathfinder_simd v0.5.5 [INFO] [stderr] Checking v_frame v0.3.9 [INFO] [stderr] Checking slice_trait v0.1.9 [INFO] [stdout] error: `[const]` is not allowed here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/into_boxed_slice.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait IntoBoxedSlice: ~const AsSlice + Sized [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: this trait is not `const`, so it cannot have `[const]` trait bounds [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/into_boxed_slice.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / pub trait IntoBoxedSlice: ~const AsSlice + Sized [INFO] [stdout] 8 | | { [INFO] [stdout] 9 | | /// Yields boxed slice from generic [INFO] [stdout] 10 | | fn into_boxed_slice(self) -> Box<[Self::Item]>; [INFO] [stdout] 11 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `[const]` is not allowed here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/slice.rs:5:74 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Slice: private::Slice + SlicePrereq<::Item> + ~const AsSlice [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: this trait is not `const`, so it cannot have `[const]` trait bounds [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/slice.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | / pub trait Slice: private::Slice + SlicePrereq<::Item> + ~const AsSlice [INFO] [stdout] ... | [INFO] [stdout] 8 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `[const]` is not allowed here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/boxed_slice.rs:7:89 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait BoxedSlice: private::BoxedSlice + BoxedSlicePrereq<::Item> + ~const IntoBoxedSlice [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: this trait is not `const`, so it cannot have `[const]` trait bounds [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/boxed_slice.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / pub trait BoxedSlice: private::BoxedSlice + BoxedSlicePrereq<::Item> + ~const IntoBoxedSlice [INFO] [stdout] ... | [INFO] [stdout] 10 | | } [INFO] [stdout] | |_^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `const_trait` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:2:3 [INFO] [stdout] | [INFO] [stdout] 2 | #[const_trait] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `const_trait` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/into_boxed_slice.rs:6:3 [INFO] [stdout] | [INFO] [stdout] 6 | #[const_trait] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `const_trait` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/slice.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 4 | #[const_trait] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find attribute `const_trait` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/boxed_slice.rs:6:3 [INFO] [stdout] | [INFO] [stdout] 6 | #[const_trait] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: relaxed bounds are not permitted in trait alias bounds [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/prereq.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait SlicePrereq = ?Sized [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: trait aliases are not implicitly bounded by `Sized`, so there is nothing to relax [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `const_deref` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_deref)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: const `impl` for trait `AsSlice` which is not `const` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | impl const AsSlice for [T] [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 `AsSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: const `impl` for trait `AsSlice` which is not `const` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:29:31 [INFO] [stdout] | [INFO] [stdout] 29 | impl const AsSlice for [T; N] [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 `AsSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: const `impl` for trait `AsSlice` which is not `const` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:45:18 [INFO] [stdout] | [INFO] [stdout] 45 | impl const AsSlice for alloc::vec::Vec [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 `AsSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: const `impl` for trait `AsSlice` which is not `const` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:63:18 [INFO] [stdout] | [INFO] [stdout] 63 | impl const AsSlice for alloc::boxed::Box [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 `AsSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `[const]` can only be applied to `const` traits [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:66:8 [INFO] [stdout] | [INFO] [stdout] 66 | T: ~const AsSlice + ?Sized [INFO] [stdout] | ^^^^^^ can't be applied to `as_slice::AsSlice` [INFO] [stdout] | [INFO] [stdout] help: mark `as_slice::AsSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `[const]` can only be applied to `const` traits [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/into_boxed_slice.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait IntoBoxedSlice: ~const AsSlice + Sized [INFO] [stdout] | ^^^^^^ can't be applied to `as_slice::AsSlice` [INFO] [stdout] | [INFO] [stdout] help: mark `as_slice::AsSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: const `impl` for trait `IntoBoxedSlice` which is not `const` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/into_boxed_slice.rs:26:15 [INFO] [stdout] | [INFO] [stdout] 26 | impl const IntoBoxedSlice for Box<[T]> [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 `IntoBoxedSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 7 | pub const trait IntoBoxedSlice: ~const AsSlice + Sized [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `[const]` can only be applied to `const` traits [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/slice.rs:5:74 [INFO] [stdout] | [INFO] [stdout] 5 | pub trait Slice: private::Slice + SlicePrereq<::Item> + ~const AsSlice [INFO] [stdout] | ^^^^^^ can't be applied to `as_slice::AsSlice` [INFO] [stdout] | [INFO] [stdout] help: mark `as_slice::AsSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: const `impl` for trait `Slice` which is not `const` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/slice.rs:10:15 [INFO] [stdout] | [INFO] [stdout] 10 | impl const Slice for [T] [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 `Slice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 5 | pub const trait Slice: private::Slice + SlicePrereq<::Item> + ~const AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `[const]` can only be applied to `const` traits [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/boxed_slice.rs:7:89 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait BoxedSlice: private::BoxedSlice + BoxedSlicePrereq<::Item> + ~const IntoBoxedSlice [INFO] [stdout] | ^^^^^^ can't be applied to `into_boxed_slice::IntoBoxedSlice` [INFO] [stdout] | [INFO] [stdout] help: mark `into_boxed_slice::IntoBoxedSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/into_boxed_slice.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub const trait IntoBoxedSlice: ~const AsSlice + Sized [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: const `impl` for trait `BoxedSlice` which is not `const` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/boxed_slice.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | impl const BoxedSlice for Box<[T]> [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 `BoxedSlice` as `const` to allow it to have `const` implementations [INFO] [stdout] | [INFO] [stdout] 7 | pub const trait BoxedSlice: private::BoxedSlice + BoxedSlicePrereq<::Item> + ~const IntoBoxedSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0015]: cannot call non-const method `::as_slice` in constant functions [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:72:18 [INFO] [stdout] | [INFO] [stdout] 72 | (**self).as_slice() [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: method `as_slice` is not const because trait `AsSlice` is not const [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait AsSlice [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ this trait is not const [INFO] [stdout] ... [INFO] [stdout] 8 | fn as_slice(&self) -> &[Self::Item]; [INFO] [stdout] | ------------------------------------ this method 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 `AsSlice` const [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0015]: cannot call non-const method `::as_mut_slice` in constant functions [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:77:18 [INFO] [stdout] | [INFO] [stdout] 77 | (**self).as_mut_slice() [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: method `as_mut_slice` is not const because trait `AsSlice` is not const [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/slice_trait-0.1.9/src/as_slice.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait AsSlice [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ this trait is not const [INFO] [stdout] ... [INFO] [stdout] 11 | fn as_mut_slice(&mut self) -> &mut [Self::Item]; [INFO] [stdout] | ------------------------------------------------ this method 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 `AsSlice` const [INFO] [stdout] | [INFO] [stdout] 3 | pub const trait AsSlice [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0015, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0015`. [INFO] [stdout] [INFO] [stderr] error: could not compile `slice_trait` (lib) due to 22 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "649cb52c0219319b107632be2ecfc21c41d4a94bcbb3ad762a181bb1be9dc60b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "649cb52c0219319b107632be2ecfc21c41d4a94bcbb3ad762a181bb1be9dc60b", kill_on_drop: false }` [INFO] [stdout] 649cb52c0219319b107632be2ecfc21c41d4a94bcbb3ad762a181bb1be9dc60b