[INFO] fetching crate kay_codegen 0.3.10... [INFO] checking kay_codegen-0.3.10 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate kay_codegen 0.3.10 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate kay_codegen 0.3.10 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 kay_codegen 0.3.10 [INFO] finished tweaking crates.io crate kay_codegen 0.3.10 [INFO] tweaked toml for crates.io crate kay_codegen 0.3.10 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] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding ansi_term v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding ctor v0.1.26 (latest: v0.2.8) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding pretty_assertions v0.6.1 (latest: v1.4.0) [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 syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.5) [INFO] [stderr] Adding unindent v0.1.11 (latest: v0.2.3) [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] [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] f61592b8345ce66767923f150c1707dbdad7290887715628a108b073af85dbee [INFO] running `Command { std: "docker" "start" "-a" "f61592b8345ce66767923f150c1707dbdad7290887715628a108b073af85dbee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f61592b8345ce66767923f150c1707dbdad7290887715628a108b073af85dbee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f61592b8345ce66767923f150c1707dbdad7290887715628a108b073af85dbee", kill_on_drop: false }` [INFO] [stdout] f61592b8345ce66767923f150c1707dbdad7290887715628a108b073af85dbee [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] f26f39192ca6f2d226636de54d9794e8e7d666507b19b5ddea127b351ff24c8f [INFO] running `Command { std: "docker" "start" "-a" "f26f39192ca6f2d226636de54d9794e8e7d666507b19b5ddea127b351ff24c8f", 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 glob v0.3.1 [INFO] [stderr] Checking unindent v0.1.11 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking kay_codegen v0.3.10 (/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/parsers.rs:167:14 [INFO] [stdout] | [INFO] [stdout] 144 | check_handler(sig, parent_path).and_then(|(args, scope)| { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 167 | Some(Handler { [INFO] [stdout] | ______________^ [INFO] [stdout] 168 | | name: sig.ident.clone(), [INFO] [stdout] 169 | | arguments: args, [INFO] [stdout] 170 | | scope, [INFO] [stdout] ... | [INFO] [stdout] 173 | | from_trait: from_trait.clone(), [INFO] [stdout] 174 | | }) [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: using `.clone()` on a double reference, which returns `&syn::FnArg` instead of cloning the inner type [INFO] [stdout] --> src/parsers.rs:182:173 [INFO] [stdout] | [INFO] [stdout] 182 | ...y, ..}), ..})) = sig.decl.inputs.last().map(|pair| pair.value().clone()) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&syn::FnArg` instead of cloning the inner type [INFO] [stdout] --> src/parsers.rs:186:70 [INFO] [stdout] | [INFO] [stdout] 186 | match sig.decl.inputs.first().map(|pair| pair.value().clone()) { [INFO] [stdout] | ^^^^^^^^ [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 `kay_codegen` (lib test) 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/parsers.rs:167:14 [INFO] [stdout] | [INFO] [stdout] 144 | check_handler(sig, parent_path).and_then(|(args, scope)| { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 167 | Some(Handler { [INFO] [stdout] | ______________^ [INFO] [stdout] 168 | | name: sig.ident.clone(), [INFO] [stdout] 169 | | arguments: args, [INFO] [stdout] 170 | | scope, [INFO] [stdout] ... | [INFO] [stdout] 173 | | from_trait: from_trait.clone(), [INFO] [stdout] 174 | | }) [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: using `.clone()` on a double reference, which returns `&syn::FnArg` instead of cloning the inner type [INFO] [stdout] --> src/parsers.rs:182:173 [INFO] [stdout] | [INFO] [stdout] 182 | ...y, ..}), ..})) = sig.decl.inputs.last().map(|pair| pair.value().clone()) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&syn::FnArg` instead of cloning the inner type [INFO] [stdout] --> src/parsers.rs:186:70 [INFO] [stdout] | [INFO] [stdout] 186 | match sig.decl.inputs.first().map(|pair| pair.value().clone()) { [INFO] [stdout] | ^^^^^^^^ [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 `kay_codegen` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f26f39192ca6f2d226636de54d9794e8e7d666507b19b5ddea127b351ff24c8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f26f39192ca6f2d226636de54d9794e8e7d666507b19b5ddea127b351ff24c8f", kill_on_drop: false }` [INFO] [stdout] f26f39192ca6f2d226636de54d9794e8e7d666507b19b5ddea127b351ff24c8f