[INFO] fetching crate detexify 0.4.0... [INFO] checking detexify-0.4.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate detexify 0.4.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate detexify 0.4.0 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 detexify 0.4.0 [INFO] finished tweaking crates.io crate detexify 0.4.0 [INFO] tweaked toml for crates.io crate detexify 0.4.0 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 39 packages to latest compatible versions [INFO] [stderr] Adding base32 v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding base64 v0.12.3 (latest: v0.22.1) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.13.0) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.19) [INFO] [stderr] Adding phf v0.8.0 (latest: v0.11.2) [INFO] [stderr] Adding phf_codegen v0.8.0 (latest: v0.11.2) [INFO] [stderr] Adding phf_generator v0.8.0 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.8.0 (latest: v0.11.2) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_pcg v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding tuple v0.4.2 (latest: v0.5.2) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] d928456f69c238b90bcec4a45330921a296270a917c230f2dbc72d7f20b0894d [INFO] running `Command { std: "docker" "start" "-a" "d928456f69c238b90bcec4a45330921a296270a917c230f2dbc72d7f20b0894d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d928456f69c238b90bcec4a45330921a296270a917c230f2dbc72d7f20b0894d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d928456f69c238b90bcec4a45330921a296270a917c230f2dbc72d7f20b0894d", kill_on_drop: false }` [INFO] [stdout] d928456f69c238b90bcec4a45330921a296270a917c230f2dbc72d7f20b0894d [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] 3b5f732b7da9ee4c2a25f02bf421f84e6aaab99737d8db27c06d1e055f13d8d1 [INFO] running `Command { std: "docker" "start" "-a" "3b5f732b7da9ee4c2a25f02bf421f84e6aaab99737d8db27c06d1e055f13d8d1", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling base32 v0.4.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Checking phf_shared v0.8.0 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling detexify v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `text_mode` and `math_mode` are never read [INFO] [stdout] --> build.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Symbol { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | text_mode: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 15 | math_mode: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` 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: panic message is not a string literal [INFO] [stdout] --> build.rs:105:32 [INFO] [stdout] | [INFO] [stdout] 105 | panic!(s.get_id()); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 105 | panic!("{}", s.get_id()); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking tuple v0.4.2 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::stroke::Stroke` [INFO] [stdout] --> src/classifier.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | use crate::stroke::Stroke; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Hit` is never constructed [INFO] [stdout] --> src/classifier.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Hit { [INFO] [stdout] | ^^^ [INFO] [stdout] | [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/dtw.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | .map(|x| measure(a.clone(), x)) [INFO] [stdout] | - ^^^^^^^^^ [INFO] [stdout] | | [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] [stderr] error: could not compile `detexify` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `Hit` is never constructed [INFO] [stdout] --> src/classifier.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | struct Hit { [INFO] [stdout] | ^^^ [INFO] [stdout] | [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/dtw.rs:18:38 [INFO] [stdout] | [INFO] [stdout] 18 | .map(|x| measure(a.clone(), x)) [INFO] [stdout] | - ^^^^^^^^^ [INFO] [stdout] | | [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `detexify` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3b5f732b7da9ee4c2a25f02bf421f84e6aaab99737d8db27c06d1e055f13d8d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b5f732b7da9ee4c2a25f02bf421f84e6aaab99737d8db27c06d1e055f13d8d1", kill_on_drop: false }` [INFO] [stdout] 3b5f732b7da9ee4c2a25f02bf421f84e6aaab99737d8db27c06d1e055f13d8d1