[INFO] fetching crate rosy 0.0.9...
[INFO] fixing rosy-0.0.9 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate rosy 0.0.9 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rosy 0.0.9
[INFO] finished tweaking crates.io crate rosy 0.0.9
[INFO] tweaked toml for crates.io crate rosy 0.0.9 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rosy 0.0.9 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding static_assertions v0.3.4 (available: v1.1.0)
[INFO] [stderr]       Adding version_check v0.1.5 (available: v0.9.5)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9
[INFO] running `Command { std: "docker" "start" "4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Compiling aloxide v0.0.8
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling rosy v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating build/mod.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.51s
[INFO] [stderr] crater-edition-check: rosy v0.0.9 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]    Compiling rosy v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(nightly, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![cfg_attr(all(test, nightly), feature(test))]
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 | #[cfg(all(test, nightly))]
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/string/mod.rs:681:17
[INFO] [stdout]     |
[INFO] [stdout] 681 | #[cfg(all(test, nightly))]
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(nightly, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![cfg_attr(all(test, nightly), feature(test))]
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 | #[cfg(all(test, nightly))]
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/string/mod.rs:681:17
[INFO] [stdout]     |
[INFO] [stdout] 681 | #[cfg(all(test, nightly))]
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/protected.rs:67:46
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/protected.rs:117:42
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let mut out = ManuallyDrop::new(mem::uninitialized::<O>());
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/object/mod.rs:81:36
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut result = std::mem::uninitialized::<Self>();
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/protected.rs:67:46
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/protected.rs:117:42
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let mut out = ManuallyDrop::new(mem::uninitialized::<O>());
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/object/mod.rs:81:36
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut result = std::mem::uninitialized::<Self>();
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:303:41
[INFO] [stdout]     |
[INFO] [stdout] 303 |             InvalidCStr(error) => error.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:313:33
[INFO] [stdout]     |
[INFO] [stdout] 313 |             UnknownName => self.description().fmt(f),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:250:46
[INFO] [stdout]     |
[INFO] [stdout] 250 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:282:46
[INFO] [stdout]     |
[INFO] [stdout] 282 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:303:41
[INFO] [stdout]     |
[INFO] [stdout] 303 |             InvalidCStr(error) => error.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:313:33
[INFO] [stdout]     |
[INFO] [stdout] 313 |             UnknownName => self.description().fmt(f),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:250:46
[INFO] [stdout]     |
[INFO] [stdout] 250 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:282:46
[INFO] [stdout]     |
[INFO] [stdout] 282 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `std::result::Result<O, Box<dyn Any + Send>>` does not permit being left uninitialized
[INFO] [stdout]   --> src/protected.rs:67:41
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         this code causes undefined behavior when executed
[INFO] [stdout]    |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/result.rs:557:0
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/mixin/class/mod.rs:550:42
[INFO] [stdout]     |
[INFO] [stdout] 550 |                       crate::gc::register(&RUST_OBJECT);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout] ...
[INFO] [stdout] 572 | / built_in_classes! {
[INFO] [stdout] 573 | |     // "Fixnum" is obsolete; use Integer
[INFO] [stdout] 574 | |     "BasicObject",   basic_object,   rb_cBasicObject;
[INFO] [stdout] 575 | |     "Object",        object,         rb_cObject;
[INFO] [stdout] ...   |
[INFO] [stdout] 647 | |     "MathDomainError",  math_domain_error,  rb_eMathDomainError;
[INFO] [stdout] 648 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `built_in_classes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/object/rosy.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |     struct AbsoluteUnit(u128, u128, u128, u128);
[INFO] [stdout]    |            ------------ ^^^^  ^^^^  ^^^^  ^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `std::result::Result<O, Box<dyn Any + Send>>` does not permit being left uninitialized
[INFO] [stdout]   --> src/protected.rs:67:41
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         this code causes undefined behavior when executed
[INFO] [stdout]    |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/result.rs:557:0
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/mixin/class/mod.rs:550:42
[INFO] [stdout]     |
[INFO] [stdout] 550 |                       crate::gc::register(&RUST_OBJECT);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout] ...
[INFO] [stdout] 572 | / built_in_classes! {
[INFO] [stdout] 573 | |     // "Fixnum" is obsolete; use Integer
[INFO] [stdout] 574 | |     "BasicObject",   basic_object,   rb_cBasicObject;
[INFO] [stdout] 575 | |     "Object",        object,         rb_cObject;
[INFO] [stdout] ...   |
[INFO] [stdout] 647 | |     "MathDomainError",  math_domain_error,  rb_eMathDomainError;
[INFO] [stdout] 648 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `built_in_classes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.02s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]     Checking rosy v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/ruby_bindings/exception.rs (1 fix)
[INFO] [stderr]        Fixed src/ruby_bindings/range.rs (1 fix)
[INFO] [stderr]        Fixed src/util.rs (2 fixes)
[INFO] [stderr]        Fixed src/gc.rs (15 fixes)
[INFO] [stderr]        Fixed src/ruby_bindings/hash.rs (1 fix)
[INFO] [stderr]        Fixed src/ruby_bindings/array.rs (1 fix)
[INFO] [stderr]        Fixed src/ruby_bindings/float.rs (1 fix)
[INFO] [stderr]        Fixed src/ruby_bindings/int.rs (1 fix)
[INFO] [stderr]        Fixed src/object/rosy.rs (3 fixes)
[INFO] [stderr]        Fixed src/vm/mod.rs (9 fixes)
[INFO] [stderr]        Fixed src/hash.rs (3 fixes)
[INFO] [stderr]        Fixed src/num/integer/pack.rs (1 fix)
[INFO] [stderr]        Fixed src/ruby_bindings/data.rs (1 fix)
[INFO] [stderr]        Fixed src/ruby_bindings/string.rs (2 fixes)
[INFO] [stderr]        Fixed src/range/mod.rs (2 fixes)
[INFO] [stderr]        Fixed src/ruby_bindings/gc.rs (1 fix)
[INFO] [stderr]        Fixed src/object/mod.rs (21 fixes)
[INFO] [stderr]        Fixed src/exception.rs (3 fixes)
[INFO] [stderr]        Fixed src/vm/eval.rs (25 fixes)
[INFO] [stderr]        Fixed src/object/non_null.rs (1 fix)
[INFO] [stderr]        Fixed src/string/mod.rs (10 fixes)
[INFO] [stderr]        Fixed src/mixin/class/mod.rs (7 fixes)
[INFO] [stderr]        Fixed src/mixin/method.rs (12 fixes)
[INFO] [stderr]        Fixed src/object/any.rs (2 fixes)
[INFO] [stderr]        Fixed src/ruby_bindings/symbol.rs (1 fix)
[INFO] [stderr]        Fixed src/mixin/mod.rs (13 fixes)
[INFO] [stderr]        Fixed src/ruby_bindings/mixin.rs (1 fix)
[INFO] [stderr]        Fixed src/ruby_bindings/mod.rs (1 fix)
[INFO] [stderr]        Fixed src/mixin/module.rs (3 fixes)
[INFO] [stderr]        Fixed src/vm/instr_seq.rs (2 fixes)
[INFO] [stderr]        Fixed src/ruby_bindings/vm.rs (1 fix)
[INFO] [stderr]        Fixed src/protected.rs (5 fixes)
[INFO] [stderr]        Fixed src/array.rs (12 fixes)
[INFO] [stderr]        Fixed src/meta.rs (1 fix)
[INFO] [stderr]        Fixed src/num/integer/mod.rs (2 fixes)
[INFO] [stderr]        Fixed src/ruby_bindings/object.rs (1 fix)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/mixin/class/mod.rs:550:42
[INFO] [stdout]     |
[INFO] [stdout] 550 |                       crate::gc::register(&RUST_OBJECT);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout] ...
[INFO] [stdout] 572 | / built_in_classes! {
[INFO] [stdout] 573 | |     // "Fixnum" is obsolete; use Integer
[INFO] [stdout] 574 | |     "BasicObject",   basic_object,   rb_cBasicObject;
[INFO] [stdout] 575 | |     "Object",        object,         rb_cObject;
[INFO] [stdout] ...   |
[INFO] [stdout] 647 | |     "MathDomainError",  math_domain_error,  rb_eMathDomainError;
[INFO] [stdout] 648 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `--force-warn static-mut-refs` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout]     = note: this warning originates in the macro `built_in_classes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]    --> src/mixin/class/mod.rs:550:42
[INFO] [stdout]     |
[INFO] [stdout] 550 |                       crate::gc::register(&RUST_OBJECT);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout] ...
[INFO] [stdout] 572 | / built_in_classes! {
[INFO] [stdout] 573 | |     // "Fixnum" is obsolete; use Integer
[INFO] [stdout] 574 | |     "BasicObject",   basic_object,   rb_cBasicObject;
[INFO] [stdout] 575 | |     "Object",        object,         rb_cObject;
[INFO] [stdout] ...   |
[INFO] [stdout] 647 | |     "MathDomainError",  math_domain_error,  rb_eMathDomainError;
[INFO] [stdout] 648 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `--force-warn static-mut-refs` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout]     = note: this warning originates in the macro `built_in_classes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.56s
[INFO] [stderr] crater-edition-check: rosy v0.0.9 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]    Compiling rosy v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(nightly, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![cfg_attr(all(test, nightly), feature(test))]
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 | #[cfg(all(test, nightly))]
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(nightly, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:93:23
[INFO] [stdout]    |
[INFO] [stdout] 93 | #![cfg_attr(all(test, nightly), feature(test))]
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]   --> src/lib.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 | #[cfg(all(test, nightly))]
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/hash.rs:217:20
[INFO] [stdout]     |
[INFO] [stdout] 217 |     #[cfg_attr(not(nightly), doc = "**Requires feature:** `ruby_2_6`")]
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/string/mod.rs:681:17
[INFO] [stdout]     |
[INFO] [stdout] 681 | #[cfg(all(test, nightly))]
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `nightly`
[INFO] [stdout]    --> src/string/mod.rs:681:17
[INFO] [stdout]     |
[INFO] [stdout] 681 | #[cfg(all(test, nightly))]
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(nightly)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(nightly)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/protected.rs:67:46
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/protected.rs:117:42
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let mut out = ManuallyDrop::new(mem::uninitialized::<O>());
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/protected.rs:67:46
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/protected.rs:117:42
[INFO] [stdout]     |
[INFO] [stdout] 117 |     let mut out = ManuallyDrop::new(mem::uninitialized::<O>());
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/object/mod.rs:81:36
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut result = std::mem::uninitialized::<Self>();
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/object/mod.rs:81:36
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut result = std::mem::uninitialized::<Self>();
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]    --> src/gc.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 194 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[inline]` can only be applied to functions with a body
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:303:41
[INFO] [stdout]     |
[INFO] [stdout] 303 |             InvalidCStr(error) => error.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:313:33
[INFO] [stdout]     |
[INFO] [stdout] 313 |             UnknownName => self.description().fmt(f),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:250:46
[INFO] [stdout]     |
[INFO] [stdout] 250 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:282:46
[INFO] [stdout]     |
[INFO] [stdout] 282 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:303:41
[INFO] [stdout]     |
[INFO] [stdout] 303 |             InvalidCStr(error) => error.description(),
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/string/encoding.rs:313:33
[INFO] [stdout]     |
[INFO] [stdout] 313 |             UnknownName => self.description().fmt(f),
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:250:46
[INFO] [stdout]     |
[INFO] [stdout] 250 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/vm/mod.rs:282:46
[INFO] [stdout]     |
[INFO] [stdout] 282 |         write!(f, "{} (error code {})", self.description(), self.code())
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `std::result::Result<O, Box<dyn Any + Send>>` does not permit being left uninitialized
[INFO] [stdout]   --> src/protected.rs:67:41
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         this code causes undefined behavior when executed
[INFO] [stdout]    |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/result.rs:557:0
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a shared reference to mutable static
[INFO] [stdout]    --> src/mixin/class/mod.rs:550:42
[INFO] [stdout]     |
[INFO] [stdout] 550 |                       crate::gc::register(&RUST_OBJECT);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout] ...
[INFO] [stdout] 572 | / built_in_classes! {
[INFO] [stdout] 573 | |     // "Fixnum" is obsolete; use Integer
[INFO] [stdout] 574 | |     "BasicObject",   basic_object,   rb_cBasicObject;
[INFO] [stdout] 575 | |     "Object",        object,         rb_cObject;
[INFO] [stdout] ...   |
[INFO] [stdout] 647 | |     "MathDomainError",  math_domain_error,  rb_eMathDomainError;
[INFO] [stdout] 648 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout]     = note: this error originates in the macro `built_in_classes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rosy` (lib) due to 1 previous error; 16 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> src/object/rosy.rs:29:25
[INFO] [stdout]    |
[INFO] [stdout] 29 |     struct AbsoluteUnit(u128, u128, u128, u128);
[INFO] [stdout]    |            ------------ ^^^^  ^^^^  ^^^^  ^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `std::result::Result<O, Box<dyn Any + Send>>` does not permit being left uninitialized
[INFO] [stdout]   --> src/protected.rs:67:41
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let mut out = ManuallyDrop::new(mem::uninitialized::<Result<O>>());
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         this code causes undefined behavior when executed
[INFO] [stdout]    |                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/result.rs:557:0
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: creating a shared reference to mutable static
[INFO] [stdout]    --> src/mixin/class/mod.rs:550:42
[INFO] [stdout]     |
[INFO] [stdout] 550 |                       crate::gc::register(&RUST_OBJECT);
[INFO] [stdout]     |                                            ^^^^^^^^^^^ shared reference to mutable static
[INFO] [stdout] ...
[INFO] [stdout] 572 | / built_in_classes! {
[INFO] [stdout] 573 | |     // "Fixnum" is obsolete; use Integer
[INFO] [stdout] 574 | |     "BasicObject",   basic_object,   rb_cBasicObject;
[INFO] [stdout] 575 | |     "Object",        object,         rb_cObject;
[INFO] [stdout] ...   |
[INFO] [stdout] 647 | |     "MathDomainError",  math_domain_error,  rb_eMathDomainError;
[INFO] [stdout] 648 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: `#[deny(static_mut_refs)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout]     = note: this error originates in the macro `built_in_classes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rosy` (lib test) due to 1 previous error; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9", kill_on_drop: false }`
[INFO] [stdout] 4760fa6b1cf913c7187a7b8ca1d6d25db57fdada7a38482e578aae29ae9be9f9
