[INFO] fetching crate btree-vec 0.3.1...
[INFO] checking btree-vec-0.3.1 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate btree-vec 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate btree-vec 0.3.1 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree-vec 0.3.1
[INFO] finished tweaking crates.io crate btree-vec 0.3.1
[INFO] tweaked toml for crates.io crate btree-vec 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded allocator-fallback v0.1.8
[INFO] [stderr]   Downloaded tagged-pointer v0.2.7
[INFO] [stderr]   Downloaded add-syntax v0.1.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e74ceb947c37c283718b358672f5d82eadccdb2a0f9c99f46b783ddb142bd85
[INFO] running `Command { std: "docker" "start" "-a" "7e74ceb947c37c283718b358672f5d82eadccdb2a0f9c99f46b783ddb142bd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e74ceb947c37c283718b358672f5d82eadccdb2a0f9c99f46b783ddb142bd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e74ceb947c37c283718b358672f5d82eadccdb2a0f9c99f46b783ddb142bd85", kill_on_drop: false }`
[INFO] [stdout] 7e74ceb947c37c283718b358672f5d82eadccdb2a0f9c99f46b783ddb142bd85
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccc2c89e5df8f1e5b91ab3b357b8ed948838ffeb840d50268445d93dbae19d6b
[INFO] running `Command { std: "docker" "start" "-a" "ccc2c89e5df8f1e5b91ab3b357b8ed948838ffeb840d50268445d93dbae19d6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagged-pointer v0.2.7
[INFO] [stderr]    Compiling btree-vec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/node/parent_ptr.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(u16);
[INFO] [stdout]    |                ------ ^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/node/parent_ptr.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(u16);
[INFO] [stdout]    |                ------ ^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "ccc2c89e5df8f1e5b91ab3b357b8ed948838ffeb840d50268445d93dbae19d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc2c89e5df8f1e5b91ab3b357b8ed948838ffeb840d50268445d93dbae19d6b", kill_on_drop: false }`
[INFO] [stdout] ccc2c89e5df8f1e5b91ab3b357b8ed948838ffeb840d50268445d93dbae19d6b
[INFO] checking btree-vec-0.3.1 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate btree-vec 0.3.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate btree-vec 0.3.1 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate btree-vec 0.3.1
[INFO] finished tweaking crates.io crate btree-vec 0.3.1
[INFO] tweaked toml for crates.io crate btree-vec 0.3.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77c597bdd1dbc30fecd0ba6cc99094604aff81af30d40ab05105366485371659
[INFO] running `Command { std: "docker" "start" "-a" "77c597bdd1dbc30fecd0ba6cc99094604aff81af30d40ab05105366485371659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c597bdd1dbc30fecd0ba6cc99094604aff81af30d40ab05105366485371659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c597bdd1dbc30fecd0ba6cc99094604aff81af30d40ab05105366485371659", kill_on_drop: false }`
[INFO] [stdout] 77c597bdd1dbc30fecd0ba6cc99094604aff81af30d40ab05105366485371659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunexpected_cfgs" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 11dad3b70dffe48a184220287e15d98419bd5992c3fb504abda2220dd48e111c
[INFO] running `Command { std: "docker" "start" "-a" "11dad3b70dffe48a184220287e15d98419bd5992c3fb504abda2220dd48e111c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagged-pointer v0.2.7
[INFO] [stderr]    Compiling btree-vec v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `btree_vec_debug`
[INFO] [stdout]   --> src/lib.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![cfg_attr(not(all(test, btree_vec_debug)), no_std)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(btree_vec_debug)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `has_allocator_api`
[INFO] [stdout]   --> src/lib.rs:22:36
[INFO] [stdout]    |
[INFO] [stdout] 22 |     any(feature = "allocator_api", has_allocator_api),
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(has_allocator_api)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `any_allocator_api`
[INFO] [stdout]   --> src/lib.rs:95:11
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[cfg(not(any_allocator_api))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(any_allocator_api)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `btree_vec_debug`
[INFO] [stdout]    --> src/lib.rs:107:7
[INFO] [stdout]     |
[INFO] [stdout] 107 | #[cfg(btree_vec_debug)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(btree_vec_debug)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `btree_vec_debug`
[INFO] [stdout]   --> src/lib.rs:20:27
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![cfg_attr(not(all(test, btree_vec_debug)), no_std)]
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(btree_vec_debug)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `has_allocator_api`
[INFO] [stdout]   --> src/lib.rs:22:36
[INFO] [stdout]    |
[INFO] [stdout] 22 |     any(feature = "allocator_api", has_allocator_api),
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(has_allocator_api)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `any_allocator_api`
[INFO] [stdout]   --> src/lib.rs:95:11
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[cfg(not(any_allocator_api))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(any_allocator_api)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `btree_vec_debug`
[INFO] [stdout]    --> src/lib.rs:107:7
[INFO] [stdout]     |
[INFO] [stdout] 107 | #[cfg(btree_vec_debug)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(btree_vec_debug)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `btree_vec_debug`
[INFO] [stdout]   --> src/tests/mod.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(btree_vec_debug)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(btree_vec_debug)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `btree_vec_debug`
[INFO] [stdout]    --> src/tests/mod.rs:114:7
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[cfg(btree_vec_debug)]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(btree_vec_debug)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/node/parent_ptr.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(u16);
[INFO] [stdout]    |                ------ ^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `btree-vec` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/node/parent_ptr.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(u16);
[INFO] [stdout]    |                ------ ^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 |         struct Align2(());
[INFO] [stdout]    |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `btree-vec` (lib test) due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "11dad3b70dffe48a184220287e15d98419bd5992c3fb504abda2220dd48e111c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11dad3b70dffe48a184220287e15d98419bd5992c3fb504abda2220dd48e111c", kill_on_drop: false }`
[INFO] [stdout] 11dad3b70dffe48a184220287e15d98419bd5992c3fb504abda2220dd48e111c
