[INFO] fetching crate const-writer 0.1.1...
[INFO] checking const-writer-0.1.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate const-writer 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate const-writer 0.1.1 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 const-writer 0.1.1
[INFO] finished tweaking crates.io crate const-writer 0.1.1
[INFO] tweaked toml for crates.io crate const-writer 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate const-writer 0.1.1 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ee085cf3a9abbef07e095d0470535270e40991090affec6a944e3ac4ab7ee78b
[INFO] running `Command { std: "docker" "start" "-a" "ee085cf3a9abbef07e095d0470535270e40991090affec6a944e3ac4ab7ee78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee085cf3a9abbef07e095d0470535270e40991090affec6a944e3ac4ab7ee78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee085cf3a9abbef07e095d0470535270e40991090affec6a944e3ac4ab7ee78b", kill_on_drop: false }`
[INFO] [stdout] ee085cf3a9abbef07e095d0470535270e40991090affec6a944e3ac4ab7ee78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 685805a4d605594e5b999d39c2af68c4d3f43a395464c52e5b9a247c04c32843
[INFO] running `Command { std: "docker" "start" "-a" "685805a4d605594e5b999d39c2af68c4d3f43a395464c52e5b9a247c04c32843", kill_on_drop: false }`
[INFO] [stderr]     Checking const-writer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 136 |     implement_write!(write_u8_le, u8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 137 |     implement_write!(write_u16_le, u16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 138 |     implement_write!(write_u32_le, u32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 139 |     implement_write!(write_u64_le, u64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 140 |     implement_write!(write_u128_le, u128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 142 |     implement_write!(write_i8_le, i8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 143 |     implement_write!(write_i16_le, i16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 144 |     implement_write!(write_i32_le, i32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 145 |     implement_write!(write_i64_le, i64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 146 |     implement_write!(write_i128_le, i128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 148 |     implement_write!(write_u8_be, u8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 149 |     implement_write!(write_u16_be, u16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 150 |     implement_write!(write_u32_be, u32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 151 |     implement_write!(write_u64_be, u64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 152 |     implement_write!(write_u128_be, u128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 154 |     implement_write!(write_i8_be, i8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 155 |     implement_write!(write_i16_be, i16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 156 |     implement_write!(write_i32_be, i32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 157 |     implement_write!(write_i64_be, i64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 158 |     implement_write!(write_i128_be, i128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 160 |     implement_write!(write_f32_be, f32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 161 |     implement_write!(write_f64_be, f64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 163 |     implement_write!(write_f32_le, f32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 164 |     implement_write!(write_f64_le, f64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:83
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                   ^ cannot perform const operation using `N`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:85
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                     ^ cannot perform const operation using `M`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `M`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/vec.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_name_of_val` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(type_name_of_val)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 136 |     implement_write!(write_u8_le, u8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 137 |     implement_write!(write_u16_le, u16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 138 |     implement_write!(write_u32_le, u32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 139 |     implement_write!(write_u64_le, u64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 140 |     implement_write!(write_u128_le, u128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 142 |     implement_write!(write_i8_le, i8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 143 |     implement_write!(write_i16_le, i16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 144 |     implement_write!(write_i32_le, i32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 145 |     implement_write!(write_i64_le, i64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 146 |     implement_write!(write_i128_le, i128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 148 |     implement_write!(write_u8_be, u8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 149 |     implement_write!(write_u16_be, u16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 150 |     implement_write!(write_u32_be, u32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 151 |     implement_write!(write_u64_be, u64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 152 |     implement_write!(write_u128_be, u128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 154 |     implement_write!(write_i8_be, i8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 155 |     implement_write!(write_i16_be, i16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 156 |     implement_write!(write_i32_be, i32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 157 |     implement_write!(write_i64_be, i64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 158 |     implement_write!(write_i128_be, i128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 160 |     implement_write!(write_f32_be, f32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 161 |     implement_write!(write_f64_be, f64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 163 |     implement_write!(write_f32_le, f32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 164 |     implement_write!(write_f64_le, f64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:83
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                   ^ cannot perform const operation using `N`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:85
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                     ^ cannot perform const operation using `M`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `M`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/vec.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/vec.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use alloc::{vec, vec::Vec};
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_name_of_val` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(type_name_of_val)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 28 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const-writer` (lib) due to 29 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 28 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const-writer` (lib test) due to 29 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "685805a4d605594e5b999d39c2af68c4d3f43a395464c52e5b9a247c04c32843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "685805a4d605594e5b999d39c2af68c4d3f43a395464c52e5b9a247c04c32843", kill_on_drop: false }`
[INFO] [stdout] 685805a4d605594e5b999d39c2af68c4d3f43a395464c52e5b9a247c04c32843
[INFO] checking const-writer-0.1.1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate const-writer 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate const-writer 0.1.1 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 const-writer 0.1.1
[INFO] finished tweaking crates.io crate const-writer 0.1.1
[INFO] tweaked toml for crates.io crate const-writer 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate const-writer 0.1.1 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4dce88c2b818a9ec64a125efd41dc1ecf5d1d82864b5f6844081edc988767864
[INFO] running `Command { std: "docker" "start" "-a" "4dce88c2b818a9ec64a125efd41dc1ecf5d1d82864b5f6844081edc988767864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dce88c2b818a9ec64a125efd41dc1ecf5d1d82864b5f6844081edc988767864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dce88c2b818a9ec64a125efd41dc1ecf5d1d82864b5f6844081edc988767864", kill_on_drop: false }`
[INFO] [stdout] 4dce88c2b818a9ec64a125efd41dc1ecf5d1d82864b5f6844081edc988767864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 914c5777777d39a26a22eba20db9e4fdb9c937dcddfb2dae7accdf8570f0b29f
[INFO] running `Command { std: "docker" "start" "-a" "914c5777777d39a26a22eba20db9e4fdb9c937dcddfb2dae7accdf8570f0b29f", kill_on_drop: false }`
[INFO] [stderr]     Checking const-writer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 136 |     implement_write!(write_u8_le, u8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 137 |     implement_write!(write_u16_le, u16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 138 |     implement_write!(write_u32_le, u32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 139 |     implement_write!(write_u64_le, u64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 140 |     implement_write!(write_u128_le, u128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 142 |     implement_write!(write_i8_le, i8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 143 |     implement_write!(write_i16_le, i16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 144 |     implement_write!(write_i32_le, i32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 145 |     implement_write!(write_i64_le, i64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 146 |     implement_write!(write_i128_le, i128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 148 |     implement_write!(write_u8_be, u8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 149 |     implement_write!(write_u16_be, u16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 150 |     implement_write!(write_u32_be, u32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 151 |     implement_write!(write_u64_be, u64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 152 |     implement_write!(write_u128_be, u128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 154 |     implement_write!(write_i8_be, i8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 155 |     implement_write!(write_i16_be, i16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 156 |     implement_write!(write_i32_be, i32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 157 |     implement_write!(write_i64_be, i64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 158 |     implement_write!(write_i128_be, i128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 160 |     implement_write!(write_f32_be, f32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 161 |     implement_write!(write_f64_be, f64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 163 |     implement_write!(write_f32_le, f32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 136 |     implement_write!(write_u8_le, u8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 164 |     implement_write!(write_f64_le, f64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:83
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                   ^ cannot perform const operation using `N`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:85
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                     ^ cannot perform const operation using `M`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `M`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 137 |     implement_write!(write_u16_le, u16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/vec.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 138 |     implement_write!(write_u32_le, u32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 139 |     implement_write!(write_u64_le, u64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 140 |     implement_write!(write_u128_le, u128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 142 |     implement_write!(write_i8_le, i8, to_le_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 143 |     implement_write!(write_i16_le, i16, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 144 |     implement_write!(write_i32_le, i32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 145 |     implement_write!(write_i64_le, i64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 146 |     implement_write!(write_i128_le, i128, to_le_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 148 |     implement_write!(write_u8_be, u8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 149 |     implement_write!(write_u16_be, u16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 150 |     implement_write!(write_u32_be, u32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 151 |     implement_write!(write_u64_be, u64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 152 |     implement_write!(write_u128_be, u128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 154 |     implement_write!(write_i8_be, i8, to_be_bytes);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_name_of_val` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(type_name_of_val)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 155 |     implement_write!(write_i16_be, i16, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 156 |     implement_write!(write_i32_be, i32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 157 |     implement_write!(write_i64_be, i64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 158 |     implement_write!(write_i128_be, i128, to_be_bytes);
[INFO] [stdout]     |     -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 160 |     implement_write!(write_f32_be, f32, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 161 |     implement_write!(write_f64_be, f64, to_be_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 163 |     implement_write!(write_f32_le, f32, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:101:60
[INFO] [stdout]     |
[INFO] [stdout] 101 |         pub fn $name(self, value: $type) ->ConstWriter<T, {N - core::mem::size_of::<$type>()}> {
[INFO] [stdout]     |                                                            ^ cannot perform const operation using `N`
[INFO] [stdout] ...
[INFO] [stdout] 164 |     implement_write!(write_f64_le, f64, to_le_bytes);
[INFO] [stdout]     |     ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout]     = note: this error originates in the macro `implement_write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:83
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                   ^ cannot perform const operation using `N`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `N`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:173:85
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn write_slice<const M: usize>(self, value: &[u8; M]) -> ConstWriter<T, { N-M }> {
[INFO] [stdout]     |                                                                                     ^ cannot perform const operation using `M`
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments, i.e. `M`
[INFO] [stdout]     = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/vec.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/vec.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use alloc::{vec, vec::Vec};
[INFO] [stdout]    |                      ^^^^^^^^
[INFO] [stdout]   --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `type_name_of_val` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(type_name_of_val)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 28 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const-writer` (lib) due to 29 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 28 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `const-writer` (lib test) due to 29 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "914c5777777d39a26a22eba20db9e4fdb9c937dcddfb2dae7accdf8570f0b29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914c5777777d39a26a22eba20db9e4fdb9c937dcddfb2dae7accdf8570f0b29f", kill_on_drop: false }`
[INFO] [stdout] 914c5777777d39a26a22eba20db9e4fdb9c937dcddfb2dae7accdf8570f0b29f
