[INFO] cloning repository https://github.com/Kyllingene/tui-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kyllingene/tui-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyllingene%2Ftui-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyllingene%2Ftui-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba6acbcff5d93217579dc097a6a55cdd5f90e2c6
[INFO] checking Kyllingene/tui-game/ba6acbcff5d93217579dc097a6a55cdd5f90e2c6 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyllingene%2Ftui-game" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kyllingene/tui-game on toolchain ccf408f4326a858c00dd845a64a86b16f360a801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kyllingene/tui-game
[INFO] finished tweaking git repo https://github.com/Kyllingene/tui-game
[INFO] tweaked toml for git repo https://github.com/Kyllingene/tui-game written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Kyllingene/tui-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25827791679b755b62b09c3a18d8e2ab172098d1717411a025b16a861acfeec4
[INFO] running `Command { std: "docker" "start" "-a" "25827791679b755b62b09c3a18d8e2ab172098d1717411a025b16a861acfeec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25827791679b755b62b09c3a18d8e2ab172098d1717411a025b16a861acfeec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25827791679b755b62b09c3a18d8e2ab172098d1717411a025b16a861acfeec4", kill_on_drop: false }`
[INFO] [stdout] 25827791679b755b62b09c3a18d8e2ab172098d1717411a025b16a861acfeec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03425dbf9215bd71f310905ff26d5f69567a5c685c74c721d643177ed831d4f8
[INFO] running `Command { std: "docker" "start" "-a" "03425dbf9215bd71f310905ff26d5f69567a5c685c74c721d643177ed831d4f8", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling zstd-safe v7.0.0
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking cod v6.1.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling zstd-sys v2.0.9+zstd.1.5.5
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]     Checking zstd v0.13.0
[INFO] [stderr]     Checking frob-adventure v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/entity.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let r = rng.gen::<f32>();
[INFO] [stdout]    |                     ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout]    = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `frob_adventure`
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/entity.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let r = rng.gen::<f32>() * difficulty.food_mul * difficulty.enemy_mul;
[INFO] [stdout]    |                         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files:
[INFO] [stderr] 
[INFO] [stderr]   * src/input.rs
[INFO] [stderr]   * src/world_map.rs
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     let r: f32 = rng.gen();
[INFO] [stdout]     |                                      ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 let move_chance: f32 = rng.gen();
[INFO] [stdout]     |                                            ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] This likely indicates a bug in either rustc or cargo itself,
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:245:25
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     rng.gen::<f32>() * health_coeff * damage_coeff * ENEMY_MOVE_CHANCE;
[INFO] [stdout]     |                         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] and we would appreciate a bug report! You're likely to see
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:279:28
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let diff = rng.gen::<Direction>().diff();
[INFO] [stdout]     |                            ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] a number of compiler warnings after this message which cargo
[INFO] [stderr] attempted to fix but failed. If you could open an issue at
[INFO] [stderr] https://github.com/rust-lang/rust/issues
[INFO] [stderr] quoting the full output of this command we'd be very appreciative!
[INFO] [stderr] Note that you may be able to make some more progress in the near-term
[INFO] [stderr] fixing code with the `--broken-code` flag
[INFO] [stderr] 
[INFO] [stderr] The following errors were reported:
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/world.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if rng.gen::<f32>() <= UPGRADE_CHANCE {
[INFO] [stdout]     |                    ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   --> src/input.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::GoodResult::$kind($($arg,)+).into() };
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/input.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::BadResult::$kind($($arg,)+).into() };
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/input.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ( $kind:ident, $( $arg:expr ),* ) => { $crate::input::GoodResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout]    = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::GoodResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/input.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |     ( $kind:ident, $( $arg:expr ),* ) => { $crate::input::BadResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 19 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::BadResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:44
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:66
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:7
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr_2021, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr_2021 => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                          ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:45
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr_2021, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:61
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr_2021 $(,)? ) => {
[INFO] [stdout]    |                                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr_2021, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr_2021 => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                          ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   --> src/world_map.rs:22:44
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr_2021, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:61
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr_2021, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:79
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                                                               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stdout]    |                                                                               ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:66
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:87
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                                                                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] Original diagnostics will follow.
[INFO] [stderr] 
[INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `frob_adventure`
[INFO] [stderr] 
[INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files:
[INFO] [stderr] 
[INFO] [stderr]   * src/input.rs
[INFO] [stderr]   * src/world_map.rs
[INFO] [stderr] 
[INFO] [stderr] This likely indicates a bug in either rustc or cargo itself,
[INFO] [stderr] and we would appreciate a bug report! You're likely to see
[INFO] [stderr] a number of compiler warnings after this message which cargo
[INFO] [stderr] attempted to fix but failed. If you could open an issue at
[INFO] [stderr] https://github.com/rust-lang/rust/issues
[INFO] [stderr] quoting the full output of this command we'd be very appreciative!
[INFO] [stderr] Note that you may be able to make some more progress in the near-term
[INFO] [stderr] fixing code with the `--broken-code` flag
[INFO] [stderr] 
[INFO] [stderr] The following errors were reported:
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/input.rs:13:23
[INFO] [stderr]    |
[INFO] [stderr] 13 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::GoodResult::$kind($($arg,)+).into() };
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/input.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::BadResult::$kind($($arg,)+).into() };
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/entity.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let r = rng.gen::<f32>();
[INFO] [stdout]    |                     ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout]    = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]   --> src/entity.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let r = rng.gen::<f32>() * difficulty.food_mul * difficulty.enemy_mul;
[INFO] [stdout]    |                         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]    = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:7
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     let r: f32 = rng.gen();
[INFO] [stdout]     |                                      ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 let move_chance: f32 = rng.gen();
[INFO] [stdout]     |                                            ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:27
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:44
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:10:66
[INFO] [stderr]    |
[INFO] [stderr] 10 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:245:25
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     rng.gen::<f32>() * health_coeff * damage_coeff * ENEMY_MOVE_CHANCE;
[INFO] [stdout]     |                         ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/entity.rs:279:28
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let diff = rng.gen::<Direction>().diff();
[INFO] [stdout]     |                            ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:7
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stdout] warning: `gen` is a keyword in the 2024 edition
[INFO] [stdout]    --> src/world.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if rng.gen::<f32>() <= UPGRADE_CHANCE {
[INFO] [stdout]     |                    ^^^ help: you can use a raw identifier to stay compatible: `r#gen`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024!
[INFO] [stdout]     = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:27
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/input.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ( $kind:ident, $( $arg:expr ),* ) => { $crate::input::GoodResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout]    = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::GoodResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:44
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:66
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/input.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 |     ( $kind:ident, $( $arg:expr ),* ) => { $crate::input::BadResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 19 |     ( $kind:ident, $( $arg:expr_2021 ),* ) => { $crate::input::BadResult::$kind($($arg,)+).into() };
[INFO] [stdout]    |                            ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable
[INFO] [stderr]   --> src/world_map.rs:22:87
[INFO] [stderr]    |
[INFO] [stderr] 22 |     ( $sectors:expr_2021, $id:expr_2021 => $neighbors:expr_2021, $entities:expr_2021, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stderr]    |                                                                                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #123742 <https://github.com/rust-lang/rust/issues/123742> for more information
[INFO] [stderr]    = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable
[INFO] [stderr]    = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] Original diagnostics will follow.
[INFO] [stderr] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr_2021, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr_2021 => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                          ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:45
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr_2021, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:10:61
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr $(,)? ) => {
[INFO] [stdout]    |                                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr_2021 $(,)? ) => {
[INFO] [stdout]    |                                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr_2021, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:26
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr_2021 => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                          ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:45
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr_2021, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:61
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                                             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr_2021, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                                             ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition
[INFO] [stdout]   --> src/world_map.rs:22:79
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr $(,)? ) => {
[INFO] [stdout]    |                                                                               ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see Migration Guide <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/macro-fragment-specifiers.html>
[INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier
[INFO] [stdout]    |
[INFO] [stdout] 22 |     ( $sectors:expr, $id:expr => $neighbors:expr, $entities:expr, $difficulty:expr_2021 $(,)? ) => {
[INFO] [stdout]    |                                                                               ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.57s
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr]     Checking frob-adventure v0.1.0 (/tmp/fixit)
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]   --> src/entity.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let r = rng.gen::<f32>();
[INFO] [stdout]    |                     ^^^ expected identifier, found reserved keyword
[INFO] [stdout]    |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let r = rng.r#gen::<f32>();
[INFO] [stdout]    |                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]   --> src/entity.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let r = rng.gen::<f32>();
[INFO] [stdout]    |                     ^^^ expected identifier, found reserved keyword
[INFO] [stdout]    |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let r = rng.r#gen::<f32>();
[INFO] [stdout]    |                     ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]   --> src/entity.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let r = rng.gen::<f32>() * difficulty.food_mul * difficulty.enemy_mul;
[INFO] [stdout]    |                         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]    |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let r = rng.r#gen::<f32>() * difficulty.food_mul * difficulty.enemy_mul;
[INFO] [stdout]    |                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]   --> src/entity.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let r = rng.gen::<f32>() * difficulty.food_mul * difficulty.enemy_mul;
[INFO] [stdout]    |                         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]    |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let r = rng.r#gen::<f32>() * difficulty.food_mul * difficulty.enemy_mul;
[INFO] [stdout]    |                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     let r: f32 = rng.gen();
[INFO] [stdout]     |                                      ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     let r: f32 = rng.r#gen();
[INFO] [stdout]     |                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:102:38
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     let r: f32 = rng.gen();
[INFO] [stdout]     |                                      ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 102 |                     let r: f32 = rng.r#gen();
[INFO] [stdout]     |                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 let move_chance: f32 = rng.gen();
[INFO] [stdout]     |                                            ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 let move_chance: f32 = rng.r#gen();
[INFO] [stdout]     |                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:235:44
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 let move_chance: f32 = rng.gen();
[INFO] [stdout]     |                                            ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 let move_chance: f32 = rng.r#gen();
[INFO] [stdout]     |                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:245:25
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     rng.gen::<f32>() * health_coeff * damage_coeff * ENEMY_MOVE_CHANCE;
[INFO] [stdout]     |                         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     rng.r#gen::<f32>() * health_coeff * damage_coeff * ENEMY_MOVE_CHANCE;
[INFO] [stdout]     |                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:245:25
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     rng.gen::<f32>() * health_coeff * damage_coeff * ENEMY_MOVE_CHANCE;
[INFO] [stdout]     |                         ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     rng.r#gen::<f32>() * health_coeff * damage_coeff * ENEMY_MOVE_CHANCE;
[INFO] [stdout]     |                         ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:279:28
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let diff = rng.gen::<Direction>().diff();
[INFO] [stdout]     |                            ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let diff = rng.r#gen::<Direction>().diff();
[INFO] [stdout]     |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/entity.rs:279:28
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let diff = rng.gen::<Direction>().diff();
[INFO] [stdout]     |                            ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 279 |             let diff = rng.r#gen::<Direction>().diff();
[INFO] [stdout]     |                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/world.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if rng.gen::<f32>() <= UPGRADE_CHANCE {
[INFO] [stdout]     |                    ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if rng.r#gen::<f32>() <= UPGRADE_CHANCE {
[INFO] [stdout]     |                    ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier, found reserved keyword `gen`
[INFO] [stdout]    --> src/world.rs:212:20
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if rng.gen::<f32>() <= UPGRADE_CHANCE {
[INFO] [stdout]     |                    ^^^ expected identifier, found reserved keyword
[INFO] [stdout]     |
[INFO] [stdout] help: escape `gen` to use it as an identifier
[INFO] [stdout]     |
[INFO] [stdout] 212 |             if rng.r#gen::<f32>() <= UPGRADE_CHANCE {
[INFO] [stdout]     |                    ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `frob-adventure` (bin "frob-adventure" test) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `frob-adventure` (bin "frob-adventure") due to 8 previous errors
[INFO] [stderr] error: failed to check after updating to 2024
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "03425dbf9215bd71f310905ff26d5f69567a5c685c74c721d643177ed831d4f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03425dbf9215bd71f310905ff26d5f69567a5c685c74c721d643177ed831d4f8", kill_on_drop: false }`
[INFO] [stdout] 03425dbf9215bd71f310905ff26d5f69567a5c685c74c721d643177ed831d4f8