[INFO] cloning repository https://github.com/JorinTielen/Gekkou [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JorinTielen/Gekkou" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorinTielen%2FGekkou", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorinTielen%2FGekkou'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9a054916df7a2e72e446bf8cb6f3b4b6137495f2 [INFO] checking JorinTielen/Gekkou/9a054916df7a2e72e446bf8cb6f3b4b6137495f2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJorinTielen%2FGekkou" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JorinTielen/Gekkou on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JorinTielen/Gekkou [INFO] finished tweaking git repo https://github.com/JorinTielen/Gekkou [INFO] tweaked toml for git repo https://github.com/JorinTielen/Gekkou written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/JorinTielen/Gekkou 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 77d6cd1bd652281bae52dfb2db55b71cd157ab4837797bd8c28f22370182ddc6 [INFO] running `Command { std: "docker" "start" "-a" "77d6cd1bd652281bae52dfb2db55b71cd157ab4837797bd8c28f22370182ddc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77d6cd1bd652281bae52dfb2db55b71cd157ab4837797bd8c28f22370182ddc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77d6cd1bd652281bae52dfb2db55b71cd157ab4837797bd8c28f22370182ddc6", kill_on_drop: false }` [INFO] [stdout] 77d6cd1bd652281bae52dfb2db55b71cd157ab4837797bd8c28f22370182ddc6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39adfd88787fc58e68435d9ce44edbd60ea42a4aa107cd216ab3150dc150b7b7 [INFO] running `Command { std: "docker" "start" "-a" "39adfd88787fc58e68435d9ce44edbd60ea42a4aa107cd216ab3150dc150b7b7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking Gekkou v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/mmu.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | 0x0000 ... 0x7FFF => { self.mbc.rb(a) } [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mmu.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | mbc: Box, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 | mbc: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/mmu.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 19 | 0x0000 ... 0x7FFF => { self.mbc.rb(a) } [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mmu.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | mbc: Box, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 | mbc: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ram` is never read [INFO] [stdout] --> src/mmu.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct MMU { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 5 | ram: [u8; 8192], [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ram` is never read [INFO] [stdout] --> src/mmu.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct MMU { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 5 | ram: [u8; 8192], [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `m` and `t` are never read [INFO] [stdout] --> src/cpu.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Clock { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 9 | m: usize, [INFO] [stdout] | ^ [INFO] [stdout] 10 | t: usize, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Clock` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `clock` is never read [INFO] [stdout] --> src/cpu.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CPU { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 14 | clock: Clock, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/registers.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Registers { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 10 | pub a: u8, [INFO] [stdout] 11 | pub b: u8, [INFO] [stdout] | ^ [INFO] [stdout] 12 | pub c: u8, [INFO] [stdout] | ^ [INFO] [stdout] 13 | pub d: u8, [INFO] [stdout] | ^ [INFO] [stdout] 14 | pub e: u8, [INFO] [stdout] | ^ [INFO] [stdout] 15 | pub h: u8, [INFO] [stdout] | ^ [INFO] [stdout] 16 | pub l: u8, [INFO] [stdout] | ^ [INFO] [stdout] 17 | pub sp: u16, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/gameboy.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(rom: File) -> Self { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | Gameboy { [INFO] [stdout] 14 | cpu: CPU::new(load_rom(rom)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `m` and `t` are never read [INFO] [stdout] --> src/cpu.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Clock { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 9 | m: usize, [INFO] [stdout] | ^ [INFO] [stdout] 10 | t: usize, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Clock` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `clock` is never read [INFO] [stdout] --> src/cpu.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CPU { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 14 | clock: Clock, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/registers.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Registers { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 10 | pub a: u8, [INFO] [stdout] 11 | pub b: u8, [INFO] [stdout] | ^ [INFO] [stdout] 12 | pub c: u8, [INFO] [stdout] | ^ [INFO] [stdout] 13 | pub d: u8, [INFO] [stdout] | ^ [INFO] [stdout] 14 | pub e: u8, [INFO] [stdout] | ^ [INFO] [stdout] 15 | pub h: u8, [INFO] [stdout] | ^ [INFO] [stdout] 16 | pub l: u8, [INFO] [stdout] | ^ [INFO] [stdout] 17 | pub sp: u16, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Gekkou` (bin "Gekkou") due to 2 previous errors; 6 warnings emitted [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/gameboy.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(rom: File) -> Self { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | Gameboy { [INFO] [stdout] 14 | cpu: CPU::new(load_rom(rom)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Gekkou` (bin "Gekkou" test) due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "39adfd88787fc58e68435d9ce44edbd60ea42a4aa107cd216ab3150dc150b7b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39adfd88787fc58e68435d9ce44edbd60ea42a4aa107cd216ab3150dc150b7b7", kill_on_drop: false }` [INFO] [stdout] 39adfd88787fc58e68435d9ce44edbd60ea42a4aa107cd216ab3150dc150b7b7