[INFO] fetching crate stacked 0.1.3...
[INFO] testing stacked-0.1.3 against 1.75.0 for beta-1.76-1
[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 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dc500ca4c3ee72735757c98d952acfd4b2b334b81120701c5a8d85c8b1b40b1
[INFO] running `Command { std: "docker" "start" "-a" "4dc500ca4c3ee72735757c98d952acfd4b2b334b81120701c5a8d85c8b1b40b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc500ca4c3ee72735757c98d952acfd4b2b334b81120701c5a8d85c8b1b40b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc500ca4c3ee72735757c98d952acfd4b2b334b81120701c5a8d85c8b1b40b1", kill_on_drop: false }`
[INFO] [stdout] 4dc500ca4c3ee72735757c98d952acfd4b2b334b81120701c5a8d85c8b1b40b1
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8772772dd3e489e4e12982aa02fd27c33284f4d2664ce8e66440261e347055f
[INFO] running `Command { std: "docker" "start" "-a" "e8772772dd3e489e4e12982aa02fd27c33284f4d2664ce8e66440261e347055f", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4
[INFO] [stderr]    Compiling 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[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_in_array_repeat_expressions)]
[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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554, 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 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "e8772772dd3e489e4e12982aa02fd27c33284f4d2664ce8e66440261e347055f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8772772dd3e489e4e12982aa02fd27c33284f4d2664ce8e66440261e347055f", kill_on_drop: false }`
[INFO] [stdout] e8772772dd3e489e4e12982aa02fd27c33284f4d2664ce8e66440261e347055f
[INFO] testing stacked-0.1.3 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate stacked 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate stacked 0.1.3 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a51173a3a792e889978ae99053fe5498a16c94c807474bdb870fcbad6c7a755
[INFO] running `Command { std: "docker" "start" "-a" "1a51173a3a792e889978ae99053fe5498a16c94c807474bdb870fcbad6c7a755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a51173a3a792e889978ae99053fe5498a16c94c807474bdb870fcbad6c7a755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a51173a3a792e889978ae99053fe5498a16c94c807474bdb870fcbad6c7a755", kill_on_drop: false }`
[INFO] [stdout] 1a51173a3a792e889978ae99053fe5498a16c94c807474bdb870fcbad6c7a755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47c94f0ee5f9b0d392d8f1b44051491edfeead34f5efb6576bd83cfd49d7be17
[INFO] running `Command { std: "docker" "start" "-a" "47c94f0ee5f9b0d392d8f1b44051491edfeead34f5efb6576bd83cfd49d7be17", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerr v0.1.4
[INFO] [stderr]    Compiling 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[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test, const_in_array_repeat_expressions)]
[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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $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: consider creating a new `const` item and initializing it with the result of the constructor to be used in the repeat position
[INFO] [stdout]    |
[INFO] [stdout] 43 ~         const ARRAY_REPEAT_VALUE: Option<T> = None;
[INFO] [stdout] 44 ~         impl<T> SVec for $svec<T> {
[INFO] [stdout] 45 |             type Item = T;
[INFO] [stdout]  ...
[INFO] [stdout] 48 |             fn new() -> Self {
[INFO] [stdout] 49 ~                 Self{ data:/*unsafe { mem::zeroed() },*/ [ARRAY_REPEAT_VALUE; $size],  // const_in_array_repeat_expression
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554, 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 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "47c94f0ee5f9b0d392d8f1b44051491edfeead34f5efb6576bd83cfd49d7be17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c94f0ee5f9b0d392d8f1b44051491edfeead34f5efb6576bd83cfd49d7be17", kill_on_drop: false }`
[INFO] [stdout] 47c94f0ee5f9b0d392d8f1b44051491edfeead34f5efb6576bd83cfd49d7be17
