[INFO] fetching crate stacked 0.1.3...
[INFO] checking stacked-0.1.3 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate stacked 0.1.3 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate stacked 0.1.3 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stacked 0.1.3
[INFO] finished tweaking crates.io crate stacked 0.1.3
[INFO] tweaked toml for crates.io crate stacked 0.1.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kerr v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35e9aee6d3a6a27eaaaf38e15104cc5aafe14d19fd66f52f05ba51720c280beb
[INFO] running `Command { std: "docker" "start" "-a" "35e9aee6d3a6a27eaaaf38e15104cc5aafe14d19fd66f52f05ba51720c280beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35e9aee6d3a6a27eaaaf38e15104cc5aafe14d19fd66f52f05ba51720c280beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e9aee6d3a6a27eaaaf38e15104cc5aafe14d19fd66f52f05ba51720c280beb", kill_on_drop: false }`
[INFO] [stdout] 35e9aee6d3a6a27eaaaf38e15104cc5aafe14d19fd66f52f05ba51720c280beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4ef7df2564072f95353ef6d47fc2bc0d77e8bec5df12a28c2db7ed19e9600c0
[INFO] running `Command { std: "docker" "start" "-a" "c4ef7df2564072f95353ef6d47fc2bc0d77e8bec5df12a28c2db7ed19e9600c0", kill_on_drop: false }`
[INFO] [stderr]     Checking kerr v0.1.4
[INFO] [stderr]     Checking stacked v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_in_array_repeat_expressions)]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to causing promotable bugs
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_in_array_repeat_expressions)]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to causing promotable bugs
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | def_stackvec!(   2,    SVec2,    SString2);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | def_stackvec!(   2,    SVec2,    SString2);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | def_stackvec!(   4,    SVec4,    SString4);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | def_stackvec!(   4,    SVec4,    SString4);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | def_stackvec!(   8,    SVec8,    SString8);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | def_stackvec!(   8,    SVec8,    SString8);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | def_stackvec!(  16,   SVec16,   SString16);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | def_stackvec!(  16,   SVec16,   SString16);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | def_stackvec!(  32,   SVec32,   SString32);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | def_stackvec!(  32,   SVec32,   SString32);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | def_stackvec!(  64,   SVec64,   SString64);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | def_stackvec!(  64,   SVec64,   SString64);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | def_stackvec!( 128,  SVec128,  SString128);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | def_stackvec!( 128,  SVec128,  SString128);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | def_stackvec!( 256,  SVec256,  SString256);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | def_stackvec!( 256,  SVec256,  SString256);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | def_stackvec!( 512,  SVec512,  SString512);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | def_stackvec!( 512,  SVec512,  SString512);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | def_stackvec!(1024, SVec1024, SString1024);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | def_stackvec!(1024, SVec1024, SString1024);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | def_stackvec!(2048, SVec2048, SString2048);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | def_stackvec!(2048, SVec2048, SString2048);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | def_stackvec!(4096, SVec4096, SString4096);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | def_stackvec!(4096, SVec4096, SString4096);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | def_stackvec!(8192, SVec8192, SString8192);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `T: Copy` is not satisfied
[INFO] [stdout]   --> src/svec.rs:48:59
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [None; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ^^^^ the trait `Copy` is not implemented for `T`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | def_stackvec!(8192, SVec8192, SString8192);
[INFO] [stdout]    | ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `Option<T>` to implement `Copy`
[INFO] [stdout]    = note: the `Copy` trait is required because this value will be copied for each element of the array
[INFO] [stdout]    = note: this error originates in the macro `def_stackvec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider restricting type parameter `T`
[INFO] [stdout]    |
[INFO] [stdout] 43 |         impl<T: std::marker::Copy> SVec for $svec<T> {
[INFO] [stdout]    |               +++++++++++++++++++
[INFO] [stdout] help: create an inline `const` block
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Self{ data:/*unsafe { mem::zeroed() },*/ [const { None }; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |                                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stacked` (lib) due to 14 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0277, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stacked` (lib test) due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "c4ef7df2564072f95353ef6d47fc2bc0d77e8bec5df12a28c2db7ed19e9600c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ef7df2564072f95353ef6d47fc2bc0d77e8bec5df12a28c2db7ed19e9600c0", kill_on_drop: false }`
[INFO] [stdout] c4ef7df2564072f95353ef6d47fc2bc0d77e8bec5df12a28c2db7ed19e9600c0