[INFO] fetching crate tetsy-codec-derive 3.0.0... [INFO] checking tetsy-codec-derive-3.0.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tetsy-codec-derive 3.0.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate tetsy-codec-derive 3.0.0 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 tetsy-codec-derive 3.0.0 [INFO] finished tweaking crates.io crate tetsy-codec-derive 3.0.0 [INFO] tweaked toml for crates.io crate tetsy-codec-derive 3.0.0 written to /workspace/builds/worker-1-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 5 packages to latest compatible versions [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.86) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.37) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.77) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [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: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7852029c8017662883dfd8ba230710dc7ccb91678b27c7b30e29814f061e27e9 [INFO] running `Command { std: "docker" "start" "-a" "7852029c8017662883dfd8ba230710dc7ccb91678b27c7b30e29814f061e27e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7852029c8017662883dfd8ba230710dc7ccb91678b27c7b30e29814f061e27e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7852029c8017662883dfd8ba230710dc7ccb91678b27c7b30e29814f061e27e9", kill_on_drop: false }` [INFO] [stdout] 7852029c8017662883dfd8ba230710dc7ccb91678b27c7b30e29814f061e27e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dd57c9b117f46886f1692675b0bdc68de6b34446c50f34d0c5e35692213e3c5b [INFO] running `Command { std: "docker" "start" "-a" "dd57c9b117f46886f1692675b0bdc68de6b34446c50f34d0c5e35692213e3c5b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking tetsy-codec-derive v3.0.0 (/opt/rustwide/workdir) [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/utils.rs:23:2 [INFO] [stdout] | [INFO] [stdout] 19 | fn find_meta_item<'a, F, R, I>(itr: I, pred: F) -> Option where [INFO] [stdout] | ------ ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 23 | / itr.filter_map(|attr| { [INFO] [stdout] 24 | | let pair = attr.path.segments.first()?; [INFO] [stdout] 25 | | let seg = pair.value(); [INFO] [stdout] 26 | | if seg.ident == "codec" { [INFO] [stdout] ... | [INFO] [stdout] 33 | | None [INFO] [stdout] 34 | | }).next() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | .unwrap_or_else(|| v.discriminant [INFO] [stdout] | ____________________________^ [INFO] [stdout] 55 | | .as_ref() [INFO] [stdout] 56 | | .map(|&(_, ref expr)| quote! { #expr }) [INFO] [stdout] | |___________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tetsy-codec-derive` (lib test) due to 3 previous errors [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/utils.rs:23:2 [INFO] [stdout] | [INFO] [stdout] 19 | fn find_meta_item<'a, F, R, I>(itr: I, pred: F) -> Option where [INFO] [stdout] | ------ ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 23 | / itr.filter_map(|attr| { [INFO] [stdout] 24 | | let pair = attr.path.segments.first()?; [INFO] [stdout] 25 | | let seg = pair.value(); [INFO] [stdout] 26 | | if seg.ident == "codec" { [INFO] [stdout] ... | [INFO] [stdout] 33 | | None [INFO] [stdout] 34 | | }).next() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | .unwrap_or_else(|| v.discriminant [INFO] [stdout] | ____________________________^ [INFO] [stdout] 55 | | .as_ref() [INFO] [stdout] 56 | | .map(|&(_, ref expr)| quote! { #expr }) [INFO] [stdout] | |___________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tetsy-codec-derive` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "dd57c9b117f46886f1692675b0bdc68de6b34446c50f34d0c5e35692213e3c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd57c9b117f46886f1692675b0bdc68de6b34446c50f34d0c5e35692213e3c5b", kill_on_drop: false }` [INFO] [stdout] dd57c9b117f46886f1692675b0bdc68de6b34446c50f34d0c5e35692213e3c5b