[INFO] fetching crate phc 0.2.0... [INFO] checking phc-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate phc 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate phc 0.2.0 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 phc 0.2.0 [INFO] finished tweaking crates.io crate phc 0.2.0 [INFO] tweaked toml for crates.io crate phc 0.2.0 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 7 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.9.3 (latest: v0.22.1) [INFO] [stderr] Adding nom v4.2.3 (latest: v7.1.3) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.5) [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] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [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] 9748f9961572e97ce14aecb869de0b50fad0cd1389226d27c6c5238beac04a53 [INFO] running `Command { std: "docker" "start" "-a" "9748f9961572e97ce14aecb869de0b50fad0cd1389226d27c6c5238beac04a53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9748f9961572e97ce14aecb869de0b50fad0cd1389226d27c6c5238beac04a53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9748f9961572e97ce14aecb869de0b50fad0cd1389226d27c6c5238beac04a53", kill_on_drop: false }` [INFO] [stdout] 9748f9961572e97ce14aecb869de0b50fad0cd1389226d27c6c5238beac04a53 [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] 77ebaf411233f9d960cb9bf431f7758b45b1d227070ddc97cb8819511382ac0c [INFO] running `Command { std: "docker" "start" "-a" "77ebaf411233f9d960cb9bf431f7758b45b1d227070ddc97cb8819511382ac0c", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking phc v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `extract` is never used [INFO] [stdout] --> src/params.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 136 | pub trait ParamSet { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 140 | fn extract(&self, raw: RawParamSlice) -> Option; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `extract_param_set` is never used [INFO] [stdout] --> src/params.rs:143:15 [INFO] [stdout] | [INFO] [stdout] 143 | pub(crate) fn extract_param_set

(param_set: &P, raw: &[(&str, &str)]) -> Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [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/params.rs:60:22 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn with_default(name: &'a str, default: T) -> GenParam<'a, T> { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 60 | default: Some(default), [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] warning: unused variable: `params` [INFO] [stdout] --> src/params.rs:226:13 [INFO] [stdout] | [INFO] [stdout] 226 | let params = param_set!(a: u8, b: u32, c = true, y: &str = "Hello!"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `phc` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/params.rs:60:22 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn with_default(name: &'a str, default: T) -> GenParam<'a, T> { [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 60 | default: Some(default), [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `phc` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "77ebaf411233f9d960cb9bf431f7758b45b1d227070ddc97cb8819511382ac0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77ebaf411233f9d960cb9bf431f7758b45b1d227070ddc97cb8819511382ac0c", kill_on_drop: false }` [INFO] [stdout] 77ebaf411233f9d960cb9bf431f7758b45b1d227070ddc97cb8819511382ac0c