[INFO] cloning repository https://github.com/ashwingur/chip8_emulator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashwingur/chip8_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashwingur%2Fchip8_emulator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashwingur%2Fchip8_emulator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 22cf04bbc6afa12e1609a117ed09c28734f886ca [INFO] checking ashwingur/chip8_emulator/22cf04bbc6afa12e1609a117ed09c28734f886ca against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashwingur%2Fchip8_emulator" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ashwingur/chip8_emulator 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/ashwingur/chip8_emulator [INFO] finished tweaking git repo https://github.com/ashwingur/chip8_emulator [INFO] tweaked toml for git repo https://github.com/ashwingur/chip8_emulator written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ashwingur/chip8_emulator 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b934b209c239a80a797071a506f176f6c9be3502474a04c8b0afd4062c6d7345 [INFO] running `Command { std: "docker" "start" "-a" "b934b209c239a80a797071a506f176f6c9be3502474a04c8b0afd4062c6d7345", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b934b209c239a80a797071a506f176f6c9be3502474a04c8b0afd4062c6d7345", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b934b209c239a80a797071a506f176f6c9be3502474a04c8b0afd4062c6d7345", kill_on_drop: false }` [INFO] [stdout] b934b209c239a80a797071a506f176f6c9be3502474a04c8b0afd4062c6d7345 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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] 6446bdf1f7dc769b8c39a3a71863a025e47efac4f3895ac291164df548706fd4 [INFO] running `Command { std: "docker" "start" "-a" "6446bdf1f7dc769b8c39a3a71863a025e47efac4f3895ac291164df548706fd4", 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 v0.2.112 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Compiling sdl2 v0.35.1 [INFO] [stderr] Compiling sdl2-sys v0.35.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking chip8_emulator v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2021 edition to 2024 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `chip8_emulator` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/processor.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/processor.rs:49:6 [INFO] [stderr] | [INFO] [stderr] 49 | ($x:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 1 previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/processor.rs:556:50 [INFO] [stdout] | [INFO] [stdout] 556 | let random_byte: u8 = rand::thread_rng().gen(); [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/processor.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | ($x:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [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] 49 | ($x:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print_ram` is never used [INFO] [stdout] --> src/processor.rs:742:12 [INFO] [stdout] | [INFO] [stdout] 69 | impl Processor { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 742 | pub fn print_ram(&self, condensed: bool) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/processor.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | if let Ok(data) = fs::read(path) { [INFO] [stdout] | ^^^^^^^^^^^^^^^-------------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/processor.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | } else { [INFO] [stdout] | ^ [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 94 ~ match fs::read(path) { Ok(data) => { [INFO] [stdout] 95 | for (i, item) in data.iter().enumerate() { [INFO] [stdout] 96 | self.ram[i + 512] = *item; [INFO] [stdout] 97 | } [INFO] [stdout] 98 ~ } _ => { [INFO] [stdout] 99 | panic!("Unable to load rom"); [INFO] [stdout] 100~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/processor.rs:107:16 [INFO] [stdout] | [INFO] [stdout] 107 | if let Some(input) = game_canvas.read_keyboard_inputs() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-----------^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/processor.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | } else { [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 107 ~ match game_canvas.read_keyboard_inputs() { Some(input) => { [INFO] [stdout] 108 | self.keyboard_presses = input; [INFO] [stdout] 109 ~ } _ => { [INFO] [stdout] 110 | break; [INFO] [stdout] 111 ~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `chip8_emulator` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/processor.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/processor.rs:49:6 [INFO] [stderr] | [INFO] [stderr] 49 | ($x:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/processor.rs:556:50 [INFO] [stdout] | [INFO] [stdout] 556 | let random_byte: u8 = rand::thread_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 [INFO] [stdout] = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility` [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: aborting due to 1 previous error [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/processor.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | ($x:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 49 | ($x:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print_ram` is never used [INFO] [stdout] --> src/processor.rs:742:12 [INFO] [stdout] | [INFO] [stdout] 69 | impl Processor { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 742 | pub fn print_ram(&self, condensed: bool) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/processor.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | if let Ok(data) = fs::read(path) { [INFO] [stdout] | ^^^^^^^^^^^^^^^-------------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/processor.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | } else { [INFO] [stdout] | ^ [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 94 ~ match fs::read(path) { Ok(data) => { [INFO] [stdout] 95 | for (i, item) in data.iter().enumerate() { [INFO] [stdout] 96 | self.ram[i + 512] = *item; [INFO] [stdout] 97 | } [INFO] [stdout] 98 ~ } _ => { [INFO] [stdout] 99 | panic!("Unable to load rom"); [INFO] [stdout] 100~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/processor.rs:107:16 [INFO] [stdout] | [INFO] [stdout] 107 | if let Some(input) = game_canvas.read_keyboard_inputs() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-----------^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/processor.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | } else { [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 107 ~ match game_canvas.read_keyboard_inputs() { Some(input) => { [INFO] [stdout] 108 | self.keyboard_presses = input; [INFO] [stdout] 109 ~ } _ => { [INFO] [stdout] 110 | break; [INFO] [stdout] 111 ~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.79s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking chip8_emulator v0.1.0 (/tmp/fixit) [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/processor.rs:556:50 [INFO] [stdout] | [INFO] [stdout] 556 | let random_byte: u8 = rand::thread_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] 556 | let random_byte: u8 = rand::thread_rng().r#gen(); [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/processor.rs:556:50 [INFO] [stdout] | [INFO] [stdout] 556 | let random_byte: u8 = rand::thread_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] 556 | let random_byte: u8 = rand::thread_rng().r#gen(); [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `chip8_emulator` (bin "chip8_emulator") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `chip8_emulator` (bin "chip8_emulator" test) due to 2 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" "6446bdf1f7dc769b8c39a3a71863a025e47efac4f3895ac291164df548706fd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6446bdf1f7dc769b8c39a3a71863a025e47efac4f3895ac291164df548706fd4", kill_on_drop: false }` [INFO] [stdout] 6446bdf1f7dc769b8c39a3a71863a025e47efac4f3895ac291164df548706fd4