[INFO] fetching crate cloup 0.2.0... [INFO] checking cloup-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate cloup 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate cloup 0.2.0 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 cloup 0.2.0 [INFO] finished tweaking crates.io crate cloup 0.2.0 [INFO] tweaked toml for crates.io crate cloup 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate cloup 0.2.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 77c37e9ac0c1233eed2f3ee5aece2fc819e5ace8f9b5a8537e4c0f3857ac30f1 [INFO] running `Command { std: "docker" "start" "-a" "77c37e9ac0c1233eed2f3ee5aece2fc819e5ace8f9b5a8537e4c0f3857ac30f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77c37e9ac0c1233eed2f3ee5aece2fc819e5ace8f9b5a8537e4c0f3857ac30f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c37e9ac0c1233eed2f3ee5aece2fc819e5ace8f9b5a8537e4c0f3857ac30f1", kill_on_drop: false }` [INFO] [stdout] 77c37e9ac0c1233eed2f3ee5aece2fc819e5ace8f9b5a8537e4c0f3857ac30f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f507fe7e1b71e343b883aee1a984ad972ac4adc2d0d7110e9e5429179269cf7c [INFO] running `Command { std: "docker" "start" "-a" "f507fe7e1b71e343b883aee1a984ad972ac4adc2d0d7110e9e5429179269cf7c", kill_on_drop: false }` [INFO] [stderr] Checking cloup v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `delete` is never used [INFO] [stdout] --> src/toml/data.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl Toml { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn delete(&mut self, key: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `input` is never read [INFO] [stdout] --> src/toml/lexer.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Lexer<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 25 | /// Source string to tokenize [INFO] [stdout] 26 | input: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `orange`, `on_red`, and `on_purple` are never used [INFO] [stdout] --> src/utils/color.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait ColoredOutput { [INFO] [stdout] | ------------- methods in this trait [INFO] [stdout] 7 | fn orange(&self) -> String; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | fn on_red(&self) -> String; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | fn on_purple(&self) -> String; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `version` is never read [INFO] [stdout] --> src/utils/config.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Config { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | pub version: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/commands/init.rs:124:5 [INFO] [stdout] | [INFO] [stdout] 124 | fs::write(&config.config_path, toml.to_toml()).map_err(InitError::Error) [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] warning: method `delete` is never used [INFO] [stdout] --> src/toml/data.rs:76:12 [INFO] [stdout] | [INFO] [stdout] 39 | impl Toml { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 76 | pub fn delete(&mut self, key: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `input` is never read [INFO] [stdout] --> src/toml/lexer.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Lexer<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 25 | /// Source string to tokenize [INFO] [stdout] 26 | input: &'a str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `orange`, `on_red`, and `on_purple` are never used [INFO] [stdout] --> src/utils/color.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait ColoredOutput { [INFO] [stdout] | ------------- methods in this trait [INFO] [stdout] 7 | fn orange(&self) -> String; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 8 | fn on_red(&self) -> String; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | fn on_purple(&self) -> String; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `version` is never read [INFO] [stdout] --> src/utils/config.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Config { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | pub version: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [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/commands/init.rs:124:5 [INFO] [stdout] | [INFO] [stdout] 124 | fs::write(&config.config_path, toml.to_toml()).map_err(InitError::Error) [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: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cloup` (bin "cloup") due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `cloup` (bin "cloup" test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f507fe7e1b71e343b883aee1a984ad972ac4adc2d0d7110e9e5429179269cf7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f507fe7e1b71e343b883aee1a984ad972ac4adc2d0d7110e9e5429179269cf7c", kill_on_drop: false }` [INFO] [stdout] f507fe7e1b71e343b883aee1a984ad972ac4adc2d0d7110e9e5429179269cf7c