[INFO] fetching crate i3monkit 0.1.2... [INFO] checking i3monkit-0.1.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate i3monkit 0.1.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate i3monkit 0.1.2 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 i3monkit 0.1.2 [INFO] removed 1 missing examples [INFO] finished tweaking crates.io crate i3monkit 0.1.2 [INFO] tweaked toml for crates.io crate i3monkit 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 47 packages to latest compatible versions [INFO] [stderr] Adding alsa v0.1.10 (latest: v0.9.1) [INFO] [stderr] Adding alsa-sys v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding bitflags v0.8.2 (latest: v2.6.0) [INFO] [stderr] Adding chrono v0.3.0 (latest: v0.4.38) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.3) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.36) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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] 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 628b991f0e920701c7f6fea2cc35138fbfb78a498cc19ffef6068441cd2be73f [INFO] running `Command { std: "docker" "start" "-a" "628b991f0e920701c7f6fea2cc35138fbfb78a498cc19ffef6068441cd2be73f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "628b991f0e920701c7f6fea2cc35138fbfb78a498cc19ffef6068441cd2be73f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "628b991f0e920701c7f6fea2cc35138fbfb78a498cc19ffef6068441cd2be73f", kill_on_drop: false }` [INFO] [stdout] 628b991f0e920701c7f6fea2cc35138fbfb78a498cc19ffef6068441cd2be73f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 14a314624ff17ff4b3ec1ff2707d54c6e1bf089aca9bf7874be186c24830768c [INFO] running `Command { std: "docker" "start" "-a" "14a314624ff17ff4b3ec1ff2707d54c6e1bf089aca9bf7874be186c24830768c", kill_on_drop: false }` [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling curl v0.4.46 [INFO] [stderr] Checking bitflags v0.8.2 [INFO] [stderr] Compiling libz-sys v1.1.20 [INFO] [stderr] Compiling curl-sys v0.4.74+curl-8.9.0 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking alsa v0.1.10 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chrono v0.3.0 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking i3monkit v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `open`, `high`, `low`, and `volume` are never read [INFO] [stdout] --> src/widgets/stock.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 61 | struct StockPrice { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 62 | previous_close:f32, [INFO] [stdout] 63 | open : f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 64 | high : f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 65 | low : f32, [INFO] [stdout] | ^^^ [INFO] [stdout] 66 | close: f32, [INFO] [stdout] 67 | volume: f32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StockPrice` 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/widgets/cpu.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 25 | let file = File::open("/proc/stat")?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | let reader = BufReader::new(file); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 36 | Err(std::io::Error::new(std::io::ErrorKind::Other, "No such CPU core")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: fields `open`, `high`, `low`, and `volume` are never read [INFO] [stdout] --> src/widgets/stock.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 61 | struct StockPrice { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 62 | previous_close:f32, [INFO] [stdout] 63 | open : f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 64 | high : f32, [INFO] [stdout] | ^^^^ [INFO] [stdout] 65 | low : f32, [INFO] [stdout] | ^^^ [INFO] [stdout] 66 | close: f32, [INFO] [stdout] 67 | volume: f32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StockPrice` 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/widgets/cpu.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 25 | let file = File::open("/proc/stat")?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | let reader = BufReader::new(file); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 36 | Err(std::io::Error::new(std::io::ErrorKind::Other, "No such CPU core")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `i3monkit` (lib test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `i3monkit` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "14a314624ff17ff4b3ec1ff2707d54c6e1bf089aca9bf7874be186c24830768c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14a314624ff17ff4b3ec1ff2707d54c6e1bf089aca9bf7874be186c24830768c", kill_on_drop: false }` [INFO] [stdout] 14a314624ff17ff4b3ec1ff2707d54c6e1bf089aca9bf7874be186c24830768c