[INFO] fetching crate dpr 1.0.0... [INFO] checking dpr-1.0.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate dpr 1.0.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate dpr 1.0.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dpr 1.0.0 [INFO] finished tweaking crates.io crate dpr 1.0.0 [INFO] tweaked toml for crates.io crate dpr 1.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate dpr 1.0.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed640180fad409de531af1cb9aeed7e52fdafbf3817cedb8a407ad4a4202f478 [INFO] running `Command { std: "docker" "start" "-a" "ed640180fad409de531af1cb9aeed7e52fdafbf3817cedb8a407ad4a4202f478", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed640180fad409de531af1cb9aeed7e52fdafbf3817cedb8a407ad4a4202f478", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed640180fad409de531af1cb9aeed7e52fdafbf3817cedb8a407ad4a4202f478", kill_on_drop: false }` [INFO] [stdout] ed640180fad409de531af1cb9aeed7e52fdafbf3817cedb8a407ad4a4202f478 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 297e4f3570f593dff6a808d9dec1fa25b58d33e9f382223763aa962a9a80a59e [INFO] running `Command { std: "docker" "start" "-a" "297e4f3570f593dff6a808d9dec1fa25b58d33e9f382223763aa962a9a80a59e", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking idata v0.1.2 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Compiling im v14.3.0 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking sized-chunks v0.5.3 [INFO] [stderr] Checking dpr v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/macros.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #[cfg_attr(feature = "cargo-clippy", allow(clippy::let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/macros.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #[cfg_attr(feature = "cargo-clippy", allow(clippy::let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/ir/mod.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Error(pub(crate) String); [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Error` 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] warning: fields `descr`, `line_before`, `line_after`, and `parsing_rules` are never read [INFO] [stdout] --> src/parser/mod.rs:70:16 [INFO] [stdout] | [INFO] [stdout] 66 | pub struct Error { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 70 | pub(crate) descr: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 71 | /// Line content before where error was produced [INFO] [stdout] 72 | pub(crate) line_before: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 73 | /// Line content after where error was produced [INFO] [stdout] 74 | pub(crate) line_after: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 79 | pub(crate) parsing_rules: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Started` is never constructed [INFO] [stdout] --> src/parser/expression/mod.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | pub(crate) struct Started(usize); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Named` is never constructed [INFO] [stdout] --> src/parser/expression/mod.rs:60:19 [INFO] [stdout] | [INFO] [stdout] 60 | pub(crate) struct Named(pub(crate) String); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `expression::Expression` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/expression/test.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 88 | let rules = rules! {}; [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 123 | let expr = Expression::Or(MultiExpr(rules)); [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: this value of type `expression::Expression` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parser/expression/test.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 148 | let rules = rules! {}; [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 195 | let expr = repeat_literal("bb".to_string(), NRep(0), None); [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] warning: field `0` is never read [INFO] [stdout] --> src/ir/mod.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Error(pub(crate) String); [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `Error` 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] warning: fields `descr`, `line_before`, `line_after`, and `parsing_rules` are never read [INFO] [stdout] --> src/parser/mod.rs:70:16 [INFO] [stdout] | [INFO] [stdout] 66 | pub struct Error { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 70 | pub(crate) descr: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 71 | /// Line content before where error was produced [INFO] [stdout] 72 | pub(crate) line_before: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 73 | /// Line content after where error was produced [INFO] [stdout] 74 | pub(crate) line_after: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 79 | pub(crate) parsing_rules: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Started` is never constructed [INFO] [stdout] --> src/parser/expression/mod.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | pub(crate) struct Started(usize); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Named` is never constructed [INFO] [stdout] --> src/parser/expression/mod.rs:60:19 [INFO] [stdout] | [INFO] [stdout] 60 | pub(crate) struct Named(pub(crate) String); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dpr` (lib test) due to 3 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "297e4f3570f593dff6a808d9dec1fa25b58d33e9f382223763aa962a9a80a59e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "297e4f3570f593dff6a808d9dec1fa25b58d33e9f382223763aa962a9a80a59e", kill_on_drop: false }` [INFO] [stdout] 297e4f3570f593dff6a808d9dec1fa25b58d33e9f382223763aa962a9a80a59e