[INFO] fetching crate ve 0.0.3...
[INFO] testing ve-0.0.3 against 1.69.0 for beta-1.70-1
[INFO] extracting crate ve 0.0.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ve 0.0.3 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ve 0.0.3
[INFO] finished tweaking crates.io crate ve 0.0.3
[INFO] tweaked toml for crates.io crate ve 0.0.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb112f7c3832d69d1351cee5a1406bd293407bab285fbc55d4570b687a42474b
[INFO] running `Command { std: "docker" "start" "-a" "eb112f7c3832d69d1351cee5a1406bd293407bab285fbc55d4570b687a42474b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb112f7c3832d69d1351cee5a1406bd293407bab285fbc55d4570b687a42474b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb112f7c3832d69d1351cee5a1406bd293407bab285fbc55d4570b687a42474b", kill_on_drop: false }`
[INFO] [stdout] eb112f7c3832d69d1351cee5a1406bd293407bab285fbc55d4570b687a42474b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7c423c2b3e659695a2d4576a2aa80fbf51043319be979cdd59425ba5da8c875
[INFO] running `Command { std: "docker" "start" "-a" "d7c423c2b3e659695a2d4576a2aa80fbf51043319be979cdd59425ba5da8c875", kill_on_drop: false }`
[INFO] [stderr]    Compiling ve v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(const_fn)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(const_generics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocRef`
[INFO] [stdout]  --> src/raw_vec.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::alloc::{AllocRef, Layout, LayoutErr};
[INFO] [stdout]   |                   ^^^^^^^^ no `AllocRef` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc::collections::TryReserveError`
[INFO] [stdout]   --> src/raw_vec.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 | use alloc::collections::TryReserveError::{self, *};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^ `TryReserveError` is a struct, not a module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `AllocError` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:286:17
[INFO] [stdout]     |
[INFO] [stdout] 286 |             Err(AllocError { layout, .. }) => handle_alloc_error(layout),
[INFO] [stdout]     |                 ^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use core::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `AllocError` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:319:17
[INFO] [stdout]     |
[INFO] [stdout] 319 |             Err(AllocError { layout, .. }) => handle_alloc_error(layout),
[INFO] [stdout]     |                 ^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use core::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `AllocError` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:350:17
[INFO] [stdout]     |
[INFO] [stdout] 350 |             Err(AllocError { layout, .. }) => handle_alloc_error(layout),
[INFO] [stdout]     |                 ^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use core::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `CapacityOverflow` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:385:24
[INFO] [stdout]     |
[INFO] [stdout] 385 |             return Err(CapacityOverflow);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 521 | fn capacity_overflow() -> ! {
[INFO] [stdout]     | --------------------------- similarly named function `capacity_overflow` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 385 |             return Err(capacity_overflow);
[INFO] [stdout]     |                        ~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::CapacityOverflow;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `CapacityOverflow` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:389:62
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let required_cap = len.checked_add(additional).ok_or(CapacityOverflow)?;
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 521 | fn capacity_overflow() -> ! {
[INFO] [stdout]     | --------------------------- similarly named function `capacity_overflow` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let required_cap = len.checked_add(additional).ok_or(capacity_overflow)?;
[INFO] [stdout]     |                                                              ~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::CapacityOverflow;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `CapacityOverflow` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:425:24
[INFO] [stdout]     |
[INFO] [stdout] 425 |             return Err(CapacityOverflow);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 521 | fn capacity_overflow() -> ! {
[INFO] [stdout]     | --------------------------- similarly named function `capacity_overflow` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 425 |             return Err(capacity_overflow);
[INFO] [stdout]     |                        ~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::CapacityOverflow;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `CapacityOverflow` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:428:53
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let cap = len.checked_add(additional).ok_or(CapacityOverflow)?;
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 521 | fn capacity_overflow() -> ! {
[INFO] [stdout]     | --------------------------- similarly named function `capacity_overflow` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let cap = len.checked_add(additional).ok_or(capacity_overflow)?;
[INFO] [stdout]     |                                                     ~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::CapacityOverflow;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `CapacityOverflow` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:476:45
[INFO] [stdout]     |
[INFO] [stdout] 476 |     let new_layout = new_layout.map_err(|_| CapacityOverflow)?;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 521 | fn capacity_overflow() -> ! {
[INFO] [stdout]     | --------------------------- similarly named function `capacity_overflow` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 476 |     let new_layout = new_layout.map_err(|_| capacity_overflow)?;
[INFO] [stdout]     |                                             ~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::CapacityOverflow;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `AllocError` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:491:24
[INFO] [stdout]     |
[INFO] [stdout] 491 |     memory.map_err(|_| AllocError {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 4   | use core::alloc::AllocError;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `CapacityOverflow` in this scope
[INFO] [stdout]    --> src/raw_vec.rs:512:13
[INFO] [stdout]     |
[INFO] [stdout] 512 |         Err(CapacityOverflow)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 521 | fn capacity_overflow() -> ! {
[INFO] [stdout]     | --------------------------- similarly named function `capacity_overflow` defined here
[INFO] [stdout]     |
[INFO] [stdout] help: a function with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 512 |         Err(capacity_overflow)
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]     |
[INFO] [stdout] 4   | use alloc::collections::TryReserveErrorKind::CapacityOverflow;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(allocator_api)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(allow_internal_unstable)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(const_fn)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(const_generics)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(core_intrinsics)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(exact_size_is_empty)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![feature(dropck_eyepatch)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(new_uninit)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(slice_partition_dedup)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(slice_ptr_len)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(min_specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | #![feature(rustc_attrs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(trusted_len)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(try_reserve)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(unsafe_block_in_unsafe_fn)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `unsafe_block_in_unsafe_fn` has been stable since `1.52.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `core::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/raw_vec.rs:4:37
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::alloc::{AllocRef, Layout, LayoutErr};
[INFO] [stdout]   |                                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `core::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/raw_vec.rs:468:32
[INFO] [stdout]     |
[INFO] [stdout] 468 |     new_layout: Result<Layout, LayoutErr>,
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `unsafe_block_in_unsafe_fn` has been stable since 1.52.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(unsafe_block_in_unsafe_fn)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(allocator_api)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | #![feature(core_intrinsics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(exact_size_is_empty)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![feature(new_uninit)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | #![feature(slice_partition_dedup)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(slice_ptr_len)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![feature(trusted_len)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(try_reserve)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_reserve` has been stable since 1.57.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(try_reserve)]
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 37 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425, E0432, E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ve` due to 38 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d7c423c2b3e659695a2d4576a2aa80fbf51043319be979cdd59425ba5da8c875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c423c2b3e659695a2d4576a2aa80fbf51043319be979cdd59425ba5da8c875", kill_on_drop: false }`
[INFO] [stdout] d7c423c2b3e659695a2d4576a2aa80fbf51043319be979cdd59425ba5da8c875
