[INFO] fetching crate peapod 0.1.9... [INFO] checking peapod-0.1.9 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate peapod 0.1.9 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate peapod 0.1.9 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 peapod 0.1.9 [INFO] finished tweaking crates.io crate peapod 0.1.9 [INFO] tweaked toml for crates.io crate peapod 0.1.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate peapod 0.1.9 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ef4e5f2bad4479ed08fd65453644df48efe7f393dcfdf1d0454756546d68c266 [INFO] running `Command { std: "docker" "start" "-a" "ef4e5f2bad4479ed08fd65453644df48efe7f393dcfdf1d0454756546d68c266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ef4e5f2bad4479ed08fd65453644df48efe7f393dcfdf1d0454756546d68c266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef4e5f2bad4479ed08fd65453644df48efe7f393dcfdf1d0454756546d68c266", kill_on_drop: false }` [INFO] [stdout] ef4e5f2bad4479ed08fd65453644df48efe7f393dcfdf1d0454756546d68c266 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6e3242ed9c58731dcf42b50dec2eac0f1d11a4e18723aaaf0fa7e6d83bac33b5 [INFO] running `Command { std: "docker" "start" "-a" "6e3242ed9c58731dcf42b50dec2eac0f1d11a4e18723aaaf0fa7e6d83bac33b5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling phenotype-internal v0.2.0 [INFO] [stderr] Checking wyz v0.5.0 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling phenotype-macro v0.1.4 [INFO] [stderr] Checking peapod v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `elem` [INFO] [stdout] --> src/array.rs:57:34 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn force_push(&mut self, elem: T) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_elem` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tags_init`, `data`, and `len` are never read [INFO] [stdout] --> src/array.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct FixedPod { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | tags_init: BitArr!(for 69), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 11 | data: [MaybeUninit; N], [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | len: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/array.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 15 | / impl FixedPod [INFO] [stdout] 16 | | where [INFO] [stdout] 17 | | T: Phenotype, [INFO] [stdout] | |_________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 29 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn push(&mut self, elem: T) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn force_push(&mut self, elem: T) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn check_init(&self, index: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn set_init(&mut self, index: usize) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn get_tag(&self, index: usize) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn set_tag(&mut self, index: usize, tag: usize) { [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/peapod_vec.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 234 | fn from(pp: Peapod) -> Self { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 235 | pp.into_iter().collect() [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `peapod` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `elem` [INFO] [stdout] --> src/array.rs:57:34 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn force_push(&mut self, elem: T) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_elem` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tags_init`, `data`, and `len` are never read [INFO] [stdout] --> src/array.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct FixedPod { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 10 | tags_init: BitArr!(for 69), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 11 | data: [MaybeUninit; N], [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | len: usize, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/array.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 15 | / impl FixedPod [INFO] [stdout] 16 | | where [INFO] [stdout] 17 | | T: Phenotype, [INFO] [stdout] | |_________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 29 | fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn push(&mut self, elem: T) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn force_push(&mut self, elem: T) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn check_init(&self, index: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn set_init(&mut self, index: usize) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn get_tag(&self, index: usize) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn set_tag(&mut self, index: usize, tag: usize) { [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/peapod_vec.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 234 | fn from(pp: Peapod) -> Self { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 235 | pp.into_iter().collect() [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `peapod` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6e3242ed9c58731dcf42b50dec2eac0f1d11a4e18723aaaf0fa7e6d83bac33b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e3242ed9c58731dcf42b50dec2eac0f1d11a4e18723aaaf0fa7e6d83bac33b5", kill_on_drop: false }` [INFO] [stdout] 6e3242ed9c58731dcf42b50dec2eac0f1d11a4e18723aaaf0fa7e6d83bac33b5