[INFO] fetching crate wonky 1.0.1... [INFO] checking wonky-1.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate wonky 1.0.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate wonky 1.0.1 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 wonky 1.0.1 [INFO] finished tweaking crates.io crate wonky 1.0.1 [INFO] tweaked toml for crates.io crate wonky 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate wonky 1.0.1 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] [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] 66ef143eb534705f8e19a652fe555808b03709f75136996733f01140fddb754d [INFO] running `Command { std: "docker" "start" "-a" "66ef143eb534705f8e19a652fe555808b03709f75136996733f01140fddb754d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66ef143eb534705f8e19a652fe555808b03709f75136996733f01140fddb754d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66ef143eb534705f8e19a652fe555808b03709f75136996733f01140fddb754d", kill_on_drop: false }` [INFO] [stdout] 66ef143eb534705f8e19a652fe555808b03709f75136996733f01140fddb754d [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] 44f0d2bd65ad08c49238008e6321b1099d9d832962e5855b69a248f8994fe5ce [INFO] running `Command { std: "docker" "start" "-a" "44f0d2bd65ad08c49238008e6321b1099d9d832962e5855b69a248f8994fe5ce", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking directories-next v2.0.0 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking euclid v0.22.3 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking tinybit v0.1.1 [INFO] [stderr] Checking wonky v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `is_bottom` and `is_right` are never used [INFO] [stdout] --> src/settings/mod.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub trait Widget { [INFO] [stdout] | ------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 48 | fn is_bottom(&self) -> bool; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 49 | fn is_right(&self) -> bool; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title` and `value` are never read [INFO] [stdout] --> src/settings/indicator.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Indicator { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 11 | title: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | value: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Indicator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_cmd` and `value_cmd` are never read [INFO] [stdout] --> src/settings/meter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Meter { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | max_cmd: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 37 | #[serde(skip_deserializing)] [INFO] [stdout] 38 | value_cmd: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Meter` 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/settings/mod.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | toml::from_slice(&buf).map_err(Into::into) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/settings/mod.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | toml::from_slice(&buf).map_err(Into::into) [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] warning: methods `is_bottom` and `is_right` are never used [INFO] [stdout] --> src/settings/mod.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub trait Widget { [INFO] [stdout] | ------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 48 | fn is_bottom(&self) -> bool; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 49 | fn is_right(&self) -> bool; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `title` and `value` are never read [INFO] [stdout] --> src/settings/indicator.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Indicator { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 11 | title: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | value: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Indicator` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_cmd` and `value_cmd` are never read [INFO] [stdout] --> src/settings/meter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Meter { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | max_cmd: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 37 | #[serde(skip_deserializing)] [INFO] [stdout] 38 | value_cmd: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Meter` 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/settings/mod.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | toml::from_slice(&buf).map_err(Into::into) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/settings/mod.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | toml::from_slice(&buf).map_err(Into::into) [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wonky` (bin "wonky" test) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `wonky` (bin "wonky") due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "44f0d2bd65ad08c49238008e6321b1099d9d832962e5855b69a248f8994fe5ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44f0d2bd65ad08c49238008e6321b1099d9d832962e5855b69a248f8994fe5ce", kill_on_drop: false }` [INFO] [stdout] 44f0d2bd65ad08c49238008e6321b1099d9d832962e5855b69a248f8994fe5ce