[INFO] fetching crate tiktoken 1.0.1... [INFO] checking tiktoken-1.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tiktoken 1.0.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate tiktoken 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 tiktoken 1.0.1 [INFO] finished tweaking crates.io crate tiktoken 1.0.1 [INFO] tweaked toml for crates.io crate tiktoken 1.0.1 written to /workspace/builds/worker-0-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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages to latest compatible versions [INFO] [stderr] Adding ahash v0.7.8 (latest: v0.8.11) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.1) [INFO] [stderr] Adding bytecheck v0.6.12 (latest: v0.7.0) [INFO] [stderr] Adding bytecheck_derive v0.6.12 (latest: v0.7.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding ptr_meta v0.1.4 (latest: v0.2.0) [INFO] [stderr] Adding ptr_meta_derive v0.1.4 (latest: v0.2.0) [INFO] [stderr] Adding radium v0.7.0 (latest: v1.1.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding wyz v0.5.1 (latest: v0.6.1) [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] 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] c8e0aa522ec1255482fe38d385cf95143f73f48bf0244fcbd1fbd41906b3971b [INFO] running `Command { std: "docker" "start" "-a" "c8e0aa522ec1255482fe38d385cf95143f73f48bf0244fcbd1fbd41906b3971b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8e0aa522ec1255482fe38d385cf95143f73f48bf0244fcbd1fbd41906b3971b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8e0aa522ec1255482fe38d385cf95143f73f48bf0244fcbd1fbd41906b3971b", kill_on_drop: false }` [INFO] [stdout] c8e0aa522ec1255482fe38d385cf95143f73f48bf0244fcbd1fbd41906b3971b [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] 96f480334164474f09bc1d3db4760f3b3b0b8992c26a660b42f12399fb656eec [INFO] running `Command { std: "docker" "start" "-a" "96f480334164474f09bc1d3db4760f3b3b0b8992c26a660b42f12399fb656eec", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling rust_decimal v1.36.0 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling arrayvec v0.7.6 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Compiling jobserver v0.1.32 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling rust_decimal_macros v1.36.0 [INFO] [stderr] Compiling pcre2-sys v0.2.9 [INFO] [stderr] Checking pcre2 v0.2.9 [INFO] [stderr] Checking tiktoken v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `next_special` is never read [INFO] [stdout] --> src/bpe.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | let mut next_special = None; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `next_special` is never read [INFO] [stdout] --> src/bpe.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | let mut next_special = None; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `decoder`, `special_tokens_decoder`, and `sorted_token_bytes` are never read [INFO] [stdout] --> src/bpe.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct CoreBpe { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 6 | encoder: HashMap, [INFO] [stdout] 7 | decoder: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 8 | special_tokens_encoder: HashMap, [INFO] [stdout] 9 | special_tokens_decoder: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | sorted_token_bytes: Vec>, [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/bpe.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 22 | let tl_regex = RegexBuilder::new() [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 32 | let tl_special_regex = Regex::new(&special_regex_pattern)?; [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 51 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 52 | | encoder, [INFO] [stdout] 53 | | special_tokens_encoder, [INFO] [stdout] 54 | | decoder, [INFO] [stdout] ... | [INFO] [stdout] 58 | | sorted_token_bytes, [INFO] [stdout] 59 | | }) [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] | [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 `decoder`, `special_tokens_decoder`, and `sorted_token_bytes` are never read [INFO] [stdout] --> src/bpe.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct CoreBpe { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 6 | encoder: HashMap, [INFO] [stdout] 7 | decoder: HashMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 8 | special_tokens_encoder: HashMap, [INFO] [stdout] 9 | special_tokens_decoder: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 12 | sorted_token_bytes: Vec>, [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/bpe.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 22 | let tl_regex = RegexBuilder::new() [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 32 | let tl_special_regex = Regex::new(&special_regex_pattern)?; [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 51 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 52 | | encoder, [INFO] [stdout] 53 | | special_tokens_encoder, [INFO] [stdout] 54 | | decoder, [INFO] [stdout] ... | [INFO] [stdout] 58 | | sorted_token_bytes, [INFO] [stdout] 59 | | }) [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] | [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] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tiktoken` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tiktoken` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "96f480334164474f09bc1d3db4760f3b3b0b8992c26a660b42f12399fb656eec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96f480334164474f09bc1d3db4760f3b3b0b8992c26a660b42f12399fb656eec", kill_on_drop: false }` [INFO] [stdout] 96f480334164474f09bc1d3db4760f3b3b0b8992c26a660b42f12399fb656eec