[INFO] fetching crate rb-sys-test-helpers 0.2.0...
[INFO] checking rb-sys-test-helpers-0.2.0 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate rb-sys-test-helpers 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rb-sys-test-helpers 0.2.0 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 rb-sys-test-helpers 0.2.0
[INFO] finished tweaking crates.io crate rb-sys-test-helpers 0.2.0
[INFO] tweaked toml for crates.io crate rb-sys-test-helpers 0.2.0 written to /workspace/builds/worker-4-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 shell-words v1.1.0
[INFO] [stderr]   Downloaded rb-sys-env v0.1.2
[INFO] [stderr]   Downloaded rb-sys v0.9.87
[INFO] [stderr]   Downloaded rb-sys-build v0.9.87
[INFO] [stderr]   Downloaded rb-sys-test-helpers-macros v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 05865b2cbcc07adeddfc4d4f51c4d9a7cb184cb05d531446e547d05c55226423
[INFO] running `Command { std: "docker" "start" "-a" "05865b2cbcc07adeddfc4d4f51c4d9a7cb184cb05d531446e547d05c55226423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05865b2cbcc07adeddfc4d4f51c4d9a7cb184cb05d531446e547d05c55226423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05865b2cbcc07adeddfc4d4f51c4d9a7cb184cb05d531446e547d05c55226423", kill_on_drop: false }`
[INFO] [stdout] 05865b2cbcc07adeddfc4d4f51c4d9a7cb184cb05d531446e547d05c55226423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 768cd1f492bd32ca9ded71c45ba45ba9be03becf474e4e1910563d0f7ede9e18
[INFO] running `Command { std: "docker" "start" "-a" "768cd1f492bd32ca9ded71c45ba45ba9be03becf474e4e1910563d0f7ede9e18", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling rb-sys-env v0.1.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling rb-sys-test-helpers-macros v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rb-sys-test-helpers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling rb-sys-build v0.9.87
[INFO] [stderr]    Compiling rb-sys v0.9.87
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::*`
[INFO] [stdout]   --> src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]    --> src/ruby_test_executor.rs:124:14
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { &GLOBAL_EXECUTOR }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]     = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]     = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { addr_of!(GLOBAL_EXECUTOR) }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]    --> src/ruby_test_executor.rs:124:14
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { &GLOBAL_EXECUTOR }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]     = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]     = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { addr_of!(GLOBAL_EXECUTOR) }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returned pointer of `get` call is never null, so checking it for null will always return false
[INFO] [stdout]   --> src/once_cell.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |         while !self.ready.load(Ordering::Acquire) && !self.value_ptr.get().is_null() {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returned pointer of `get` call is never null, so checking it for null will always return false
[INFO] [stdout]   --> src/once_cell.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |         while !self.ready.load(Ordering::Acquire) && !self.value_ptr.get().is_null() {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.97s
[INFO] running `Command { std: "docker" "inspect" "768cd1f492bd32ca9ded71c45ba45ba9be03becf474e4e1910563d0f7ede9e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768cd1f492bd32ca9ded71c45ba45ba9be03becf474e4e1910563d0f7ede9e18", kill_on_drop: false }`
[INFO] [stdout] 768cd1f492bd32ca9ded71c45ba45ba9be03becf474e4e1910563d0f7ede9e18
[INFO] checking rb-sys-test-helpers-0.2.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate rb-sys-test-helpers 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rb-sys-test-helpers 0.2.0 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 rb-sys-test-helpers 0.2.0
[INFO] finished tweaking crates.io crate rb-sys-test-helpers 0.2.0
[INFO] tweaked toml for crates.io crate rb-sys-test-helpers 0.2.0 written to /workspace/builds/worker-4-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7d975094af47259481d2522769db650d374f780fd76f2282a87658d5f43f3dfe
[INFO] running `Command { std: "docker" "start" "-a" "7d975094af47259481d2522769db650d374f780fd76f2282a87658d5f43f3dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d975094af47259481d2522769db650d374f780fd76f2282a87658d5f43f3dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d975094af47259481d2522769db650d374f780fd76f2282a87658d5f43f3dfe", kill_on_drop: false }`
[INFO] [stdout] 7d975094af47259481d2522769db650d374f780fd76f2282a87658d5f43f3dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fd5f96e29f0175c8f937c8e254c16fd76a9f021955473e60cace1240db986c68
[INFO] running `Command { std: "docker" "start" "-a" "fd5f96e29f0175c8f937c8e254c16fd76a9f021955473e60cace1240db986c68", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling rb-sys-env v0.1.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling rb-sys-test-helpers-macros v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rb-sys-test-helpers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling rb-sys-build v0.9.87
[INFO] [stderr]    Compiling rb-sys v0.9.87
[INFO] [stdout] error: unexpected `cfg` condition name: `ruby_gte_3_0`
[INFO] [stdout]  --> src/ruby_test_executor.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg(ruby_gte_3_0)]
[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(ruby_gte_3_0)");` 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: `ruby_gte_3_0`
[INFO] [stdout]    --> src/ruby_test_executor.rs:214:11
[INFO] [stdout]     |
[INFO] [stdout] 214 |     #[cfg(ruby_gte_3_0)]
[INFO] [stdout]     |           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(ruby_gte_3_0)");` 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: unused import: `utils::*`
[INFO] [stdout]   --> src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `ruby_gt_2_4`
[INFO] [stdout]    --> src/ruby_exception.rs:131:19
[INFO] [stdout]     |
[INFO] [stdout] 131 |             #[cfg(ruby_gt_2_4)]
[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(ruby_gt_2_4)");` 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: `ruby_gte_3_0`
[INFO] [stdout]  --> src/ruby_test_executor.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg(ruby_gte_3_0)]
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(ruby_gte_3_0)");` 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: `ruby_gte_3_0`
[INFO] [stdout]    --> src/ruby_test_executor.rs:214:11
[INFO] [stdout]     |
[INFO] [stdout] 214 |     #[cfg(ruby_gte_3_0)]
[INFO] [stdout]     |           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(ruby_gte_3_0)");` 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: unused import: `utils::*`
[INFO] [stdout]   --> src/lib.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use utils::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]    --> src/ruby_test_executor.rs:124:14
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { &GLOBAL_EXECUTOR }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]     = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]     = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { addr_of!(GLOBAL_EXECUTOR) }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: shared reference of mutable static is discouraged
[INFO] [stdout]    --> src/ruby_test_executor.rs:124:14
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { &GLOBAL_EXECUTOR }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ shared reference of mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]     = note: reference of mutable static is a hard error from 2024 edition
[INFO] [stdout]     = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout]     = note: `#[warn(static_mut_ref)]` on by default
[INFO] [stdout] help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
[INFO] [stdout]     |
[INFO] [stdout] 124 |     unsafe { addr_of!(GLOBAL_EXECUTOR) }.get_or_init(RubyTestExecutor::start)
[INFO] [stdout]     |              ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returned pointer of `get` call is never null, so checking it for null will always return false
[INFO] [stdout]   --> src/once_cell.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |         while !self.ready.load(Ordering::Acquire) && !self.value_ptr.get().is_null() {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returned pointer of `get` call is never null, so checking it for null will always return false
[INFO] [stdout]   --> src/once_cell.rs:33:55
[INFO] [stdout]    |
[INFO] [stdout] 33 |         while !self.ready.load(Ordering::Acquire) && !self.value_ptr.get().is_null() {
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rb-sys-test-helpers` (lib) due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rb-sys-test-helpers` (lib test) due to 4 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fd5f96e29f0175c8f937c8e254c16fd76a9f021955473e60cace1240db986c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd5f96e29f0175c8f937c8e254c16fd76a9f021955473e60cace1240db986c68", kill_on_drop: false }`
[INFO] [stdout] fd5f96e29f0175c8f937c8e254c16fd76a9f021955473e60cace1240db986c68
