[INFO] fetching crate lambda_calc 2.2.2... [INFO] checking lambda_calc-2.2.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate lambda_calc 2.2.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate lambda_calc 2.2.2 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 crates.io crate lambda_calc 2.2.2 [INFO] finished tweaking crates.io crate lambda_calc 2.2.2 [INFO] tweaked toml for crates.io crate lambda_calc 2.2.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate lambda_calc 2.2.2 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c13580b886d4dfe137044cca53f8fe28aae28e19f45f1100e64bbef167d12ac7 [INFO] running `Command { std: "docker" "start" "-a" "c13580b886d4dfe137044cca53f8fe28aae28e19f45f1100e64bbef167d12ac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c13580b886d4dfe137044cca53f8fe28aae28e19f45f1100e64bbef167d12ac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c13580b886d4dfe137044cca53f8fe28aae28e19f45f1100e64bbef167d12ac7", kill_on_drop: false }` [INFO] [stdout] c13580b886d4dfe137044cca53f8fe28aae28e19f45f1100e64bbef167d12ac7 [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 -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] 0852e69e3dfb90d2800919c7ed4dfbe537351e9a2f4a1e5b5b38e91be27a877b [INFO] running `Command { std: "docker" "start" "-a" "0852e69e3dfb90d2800919c7ed4dfbe537351e9a2f4a1e5b5b38e91be27a877b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking arc-swap v0.4.5 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking unicode-segmentation v1.3.0 [INFO] [stderr] Checking dirs-sys v0.3.3 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking dirs v2.0.1 [INFO] [stderr] Checking signal-hook v0.1.13 [INFO] [stderr] Compiling rustyline-derive v0.2.0 [INFO] [stderr] Checking rustyline v5.0.0 [INFO] [stderr] Checking lambda_calc v2.2.2 (/opt/rustwide/workdir) [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/ast.rs:396:18 [INFO] [stdout] | [INFO] [stdout] 389 | lambda_body: Box, [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 390 | right: Box) -> Ast { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 391 | let lambda_term = Ast::new(Expr::LambdaTerm{ [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 396 | Ast::new(Expr::Redex(Box::new(lambda_term), right)) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lambda_calc` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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:530:18 [INFO] [stdout] | [INFO] [stdout] 529 | fn lambda_no_box(var_name: &str, var_strict: bool, body: Box) -> Ast { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 530 | Ast::new(Expr::LambdaTerm { [INFO] [stdout] | __________________^ [INFO] [stdout] 531 | | var_name: var_name.to_string(), [INFO] [stdout] 532 | | var_strict, [INFO] [stdout] 533 | | body, [INFO] [stdout] 534 | | }) [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: 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:537:18 [INFO] [stdout] | [INFO] [stdout] 536 | fn redex_no_box(left: Box, right: Box) -> Ast { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 537 | Ast::new(Expr::Redex( [INFO] [stdout] | __________________^ [INFO] [stdout] 538 | | left, [INFO] [stdout] 539 | | right, [INFO] [stdout] 540 | | )) [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: 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:549:18 [INFO] [stdout] | [INFO] [stdout] 548 | fn lambda(var_name: &str, var_strict: bool, body: Box) -> Box { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 549 | Box::new(lambda_no_box(var_name, var_strict, body)) [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: 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:552:18 [INFO] [stdout] | [INFO] [stdout] 551 | fn redex(left: Box, right: Box) -> Box { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 552 | Box::new(redex_no_box(left, right)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:396:18 [INFO] [stdout] | [INFO] [stdout] 389 | lambda_body: Box, [INFO] [stdout] | --------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 390 | right: Box) -> Ast { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 391 | let lambda_term = Ast::new(Expr::LambdaTerm{ [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 396 | Ast::new(Expr::Redex(Box::new(lambda_term), right)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:510:18 [INFO] [stdout] | [INFO] [stdout] 509 | fn lambda_no_box(var_name: &str, var_strict: bool, body: Box) -> Ast { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 510 | Ast::new(Expr::LambdaTerm { [INFO] [stdout] | __________________^ [INFO] [stdout] 511 | | var_name: var_name.to_string(), [INFO] [stdout] 512 | | var_strict, [INFO] [stdout] 513 | | body, [INFO] [stdout] 514 | | }) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:517:18 [INFO] [stdout] | [INFO] [stdout] 516 | fn redex_no_box(left: Box, right: Box) -> Ast { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 517 | Ast::new(Expr::Redex( [INFO] [stdout] | __________________^ [INFO] [stdout] 518 | | left, [INFO] [stdout] 519 | | right, [INFO] [stdout] 520 | | )) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:529:18 [INFO] [stdout] | [INFO] [stdout] 528 | fn lambda(var_name: &str, var_strict: bool, body: Box) -> Box { [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 529 | Box::new(lambda_no_box(var_name, var_strict, body)) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:532:18 [INFO] [stdout] | [INFO] [stdout] 531 | fn redex(left: Box, right: Box) -> Box { [INFO] [stdout] | -------------- --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 532 | Box::new(redex_no_box(left, right)) [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 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lambda_calc` (lib test) due to 10 previous errors [INFO] running `Command { std: "docker" "inspect" "0852e69e3dfb90d2800919c7ed4dfbe537351e9a2f4a1e5b5b38e91be27a877b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0852e69e3dfb90d2800919c7ed4dfbe537351e9a2f4a1e5b5b38e91be27a877b", kill_on_drop: false }` [INFO] [stdout] 0852e69e3dfb90d2800919c7ed4dfbe537351e9a2f4a1e5b5b38e91be27a877b