[INFO] fetching crate verba 0.5.1... [INFO] checking verba-0.5.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate verba 0.5.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate verba 0.5.1 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 verba 0.5.1 [INFO] finished tweaking crates.io crate verba 0.5.1 [INFO] tweaked toml for crates.io crate verba 0.5.1 written to /workspace/builds/worker-3-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 66 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding criterion v0.2.11 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.3.1 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.13.0) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_xoshiro v0.1.0 (latest: v0.6.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e821389c48b5271c1710f31076dd48b309d2754dabcefd0991a6cf11c5f7e8b5 [INFO] running `Command { std: "docker" "start" "-a" "e821389c48b5271c1710f31076dd48b309d2754dabcefd0991a6cf11c5f7e8b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e821389c48b5271c1710f31076dd48b309d2754dabcefd0991a6cf11c5f7e8b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e821389c48b5271c1710f31076dd48b309d2754dabcefd0991a6cf11c5f7e8b5", kill_on_drop: false }` [INFO] [stdout] e821389c48b5271c1710f31076dd48b309d2754dabcefd0991a6cf11c5f7e8b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cd043a199b9e8c1ccafb5c4d7c16cb061af8b28987c33bb0f478dfd1f8ebca05 [INFO] running `Command { std: "docker" "start" "-a" "cd043a199b9e8c1ccafb5c4d7c16cb061af8b28987c33bb0f478dfd1f8ebca05", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Checking verba v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Case` and `Number` [INFO] [stdout] --> src/noun/regular.rs:279:36 [INFO] [stdout] | [INFO] [stdout] 279 | use crate::noun::{Noun, Group, Number, Gender, Case}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/adjective/regular.rs:267:9 [INFO] [stdout] | [INFO] [stdout] 267 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::adjective as A` [INFO] [stdout] --> src/adjective/regular.rs:269:9 [INFO] [stdout] | [INFO] [stdout] 269 | use crate::adjective as A; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Adjective`, `Case`, `Gender`, `Group`, and `Number` [INFO] [stdout] --> src/adjective/regular.rs:271:28 [INFO] [stdout] | [INFO] [stdout] 271 | use crate::adjective::{Adjective, Group, Number, Gender, Case}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^ ^^^^^^ ^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `is_nfc` [INFO] [stdout] --> src/adjective/regular.rs:272:33 [INFO] [stdout] | [INFO] [stdout] 272 | use unicode_normalization::{is_nfc}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `is_nfc` [INFO] [stdout] --> src/adjective.rs:155:33 [INFO] [stdout] | [INFO] [stdout] 155 | use unicode_normalization::{is_nfc}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/verb/endings.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | _ => None, [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/verb/endings.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 60 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::Third, Number::Plural) => Some(smallvec!["ērunt", "ēre"]), [INFO] [stdout] | -------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 66 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::First, Number::Singular) => Some(smallvec!["ī"]), [INFO] [stdout] | ---------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] 67 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::First, Number::Plural) => Some(smallvec!["imus"]), [INFO] [stdout] | -------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] 68 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::Second, Number::Singular) => Some(smallvec!["istī"]), [INFO] [stdout] | ----------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 99 | _ => None, [INFO] [stdout] | ^ ...and 19 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/verb/endings.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | _ => None, [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/verb/endings.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 60 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::Third, Number::Plural) => Some(smallvec!["ērunt", "ēre"]), [INFO] [stdout] | -------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 66 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::First, Number::Singular) => Some(smallvec!["ī"]), [INFO] [stdout] | ---------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] 67 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::First, Number::Plural) => Some(smallvec!["imus"]), [INFO] [stdout] | -------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] 68 | (Mood::Indicative, Voice::Active, Tense::Perfect, Person::Second, Number::Singular) => Some(smallvec!["istī"]), [INFO] [stdout] | ----------------------------------------------------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 99 | _ => None, [INFO] [stdout] | ^ ...and 19 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning 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/verb/endings.rs:260:15 [INFO] [stdout] | [INFO] [stdout] 231 | let mut suffix = Suffix::new(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 239 | let mut suffix = Suffix::new(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 245 | let mut suffix = Suffix::new(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 260 | match generate_suffixes(Group::First, Person::Third, Number::Plural, Tense::Imperfect, Voice::Active, Mood::Indicative) { [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; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `verba` (lib test) due to 2 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `black_box` [INFO] [stdout] --> benches/regular_verb.rs:5:28 [INFO] [stdout] | [INFO] [stdout] 5 | use criterion::{Criterion, black_box}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `verba::adjective as A` [INFO] [stdout] --> benches/regular_verb.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use verba::adjective as A; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Adjective` [INFO] [stdout] --> tests/verb_test.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use verba::adjective::{Adjective}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cd043a199b9e8c1ccafb5c4d7c16cb061af8b28987c33bb0f478dfd1f8ebca05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd043a199b9e8c1ccafb5c4d7c16cb061af8b28987c33bb0f478dfd1f8ebca05", kill_on_drop: false }` [INFO] [stdout] cd043a199b9e8c1ccafb5c4d7c16cb061af8b28987c33bb0f478dfd1f8ebca05