[INFO] cloning repository https://github.com/TheFlies/rust-kaleidoscope [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheFlies/rust-kaleidoscope" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheFlies%2Frust-kaleidoscope", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheFlies%2Frust-kaleidoscope'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8d2f70b6377b32fd742d63e48e8a52e18ab6615b [INFO] checking TheFlies/rust-kaleidoscope/8d2f70b6377b32fd742d63e48e8a52e18ab6615b 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%2FTheFlies%2Frust-kaleidoscope" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheFlies/rust-kaleidoscope 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/TheFlies/rust-kaleidoscope [INFO] finished tweaking git repo https://github.com/TheFlies/rust-kaleidoscope [INFO] tweaked toml for git repo https://github.com/TheFlies/rust-kaleidoscope written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/TheFlies/rust-kaleidoscope 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 112334bffa3d8d805add0b40b99d3787c653d1b837c0d640b059f4004294b8a3 [INFO] running `Command { std: "docker" "start" "-a" "112334bffa3d8d805add0b40b99d3787c653d1b837c0d640b059f4004294b8a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "112334bffa3d8d805add0b40b99d3787c653d1b837c0d640b059f4004294b8a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "112334bffa3d8d805add0b40b99d3787c653d1b837c0d640b059f4004294b8a3", kill_on_drop: false }` [INFO] [stdout] 112334bffa3d8d805add0b40b99d3787c653d1b837c0d640b059f4004294b8a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 47f20ac4ed1783293482241660b0bd240ac19a4d580661fca484cf9abfe5198e [INFO] running `Command { std: "docker" "start" "-a" "47f20ac4ed1783293482241660b0bd240ac19a4d580661fca484cf9abfe5198e", kill_on_drop: false }` [INFO] [stderr] Checking rkaley v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `source` is never read [INFO] [stdout] --> src/lexer.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Lexer<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 27 | chars: Peekable>, [INFO] [stdout] 28 | source: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Lexer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/parser.rs:190:12 [INFO] [stdout] | [INFO] [stdout] 189 | let body = self.parse_expression()?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 190 | Ok(Function::new(proto, body)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser.rs:199:12 [INFO] [stdout] | [INFO] [stdout] 197 | let expr = self.parse_expression()?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 198 | let proto = Prototype::new(String::from("__top_level_expr"), Vec::new()); [INFO] [stdout] 199 | Ok(Function::new(proto, expr)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rkaley` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `source` is never read [INFO] [stdout] --> src/lexer.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Lexer<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 27 | chars: Peekable>, [INFO] [stdout] 28 | source: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Lexer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/parser.rs:190:12 [INFO] [stdout] | [INFO] [stdout] 189 | let body = self.parse_expression()?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 190 | Ok(Function::new(proto, body)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser.rs:199:12 [INFO] [stdout] | [INFO] [stdout] 197 | let expr = self.parse_expression()?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 198 | let proto = Prototype::new(String::from("__top_level_expr"), Vec::new()); [INFO] [stdout] 199 | Ok(Function::new(proto, expr)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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/parser.rs:237:25 [INFO] [stdout] | [INFO] [stdout] 236 | let ast = parser.parse_expression().unwrap(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 237 | assert_eq!(ast, Box::new(Expr::Binary { [INFO] [stdout] | _________________________^ [INFO] [stdout] 238 | | op: '+', [INFO] [stdout] 239 | | lhs: Box::new(Expr::Number(1.0)), [INFO] [stdout] 240 | | rhs: Box::new(Expr::Number(1.0)), [INFO] [stdout] 241 | | })) [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rkaley` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "47f20ac4ed1783293482241660b0bd240ac19a4d580661fca484cf9abfe5198e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47f20ac4ed1783293482241660b0bd240ac19a4d580661fca484cf9abfe5198e", kill_on_drop: false }` [INFO] [stdout] 47f20ac4ed1783293482241660b0bd240ac19a4d580661fca484cf9abfe5198e