[INFO] fetching crate avalanche-macro 0.1.0... [INFO] checking avalanche-macro-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate avalanche-macro 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate avalanche-macro 0.1.0 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 avalanche-macro 0.1.0 [INFO] finished tweaking crates.io crate avalanche-macro 0.1.0 [INFO] tweaked toml for crates.io crate avalanche-macro 0.1.0 written to /workspace/builds/worker-2-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 21 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e313df2f18f6c720a0345721ba3dca38ddbfe3ee0c7f94603d9304c1a93cc08c [INFO] running `Command { std: "docker" "start" "-a" "e313df2f18f6c720a0345721ba3dca38ddbfe3ee0c7f94603d9304c1a93cc08c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e313df2f18f6c720a0345721ba3dca38ddbfe3ee0c7f94603d9304c1a93cc08c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e313df2f18f6c720a0345721ba3dca38ddbfe3ee0c7f94603d9304c1a93cc08c", kill_on_drop: false }` [INFO] [stdout] e313df2f18f6c720a0345721ba3dca38ddbfe3ee0c7f94603d9304c1a93cc08c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a388644323c526125616bcc5695af7d3675fdb98437407618b81040e05f1eb91 [INFO] running `Command { std: "docker" "start" "-a" "a388644323c526125616bcc5695af7d3675fdb98437407618b81040e05f1eb91", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v1.0.109 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking avalanche-macro v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Closure` is never constructed [INFO] [stdout] --> src/transform.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | struct Closure { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `sub` are never read [INFO] [stdout] --> src/transform.rs:834:5 [INFO] [stdout] | [INFO] [stdout] 833 | struct Atom { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 834 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 835 | sub: Option>, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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/macro_expr.rs:250:12 [INFO] [stdout] | [INFO] [stdout] 218 | let mut named_init = Punctuated::new(); [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 243 | let trailing_init = input.parse().ok(); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 250 | Ok(ComponentBuilder { [INFO] [stdout] | ____________^ [INFO] [stdout] 251 | | named_init, [INFO] [stdout] 252 | | trailing_init, [INFO] [stdout] 253 | | _trailing_comma_token: trailing_comma_token, [INFO] [stdout] 254 | | }) [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/transform.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 112 | fn parse_expr(stream: TokenStream) -> Expr { [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 113 | parse2(stream).unwrap_or_else(|_| parse_quote! {::std::compile_error!(#EXPR_CONVERSION_ERROR)}) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/transform.rs:819:27 [INFO] [stdout] | [INFO] [stdout] 538 | let mut dependencies: Option = None; [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 819 | dependencies: dependencies.unwrap_or_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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `avalanche-macro` (lib) due to 4 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `Closure` is never constructed [INFO] [stdout] --> src/transform.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | struct Closure { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `sub` are never read [INFO] [stdout] --> src/transform.rs:834:5 [INFO] [stdout] | [INFO] [stdout] 833 | struct Atom { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 834 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 835 | sub: Option>, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Atom` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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/macro_expr.rs:250:12 [INFO] [stdout] | [INFO] [stdout] 218 | let mut named_init = Punctuated::new(); [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 243 | let trailing_init = input.parse().ok(); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 250 | Ok(ComponentBuilder { [INFO] [stdout] | ____________^ [INFO] [stdout] 251 | | named_init, [INFO] [stdout] 252 | | trailing_init, [INFO] [stdout] 253 | | _trailing_comma_token: trailing_comma_token, [INFO] [stdout] 254 | | }) [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/transform.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 112 | fn parse_expr(stream: TokenStream) -> Expr { [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 113 | parse2(stream).unwrap_or_else(|_| parse_quote! {::std::compile_error!(#EXPR_CONVERSION_ERROR)}) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/transform.rs:819:27 [INFO] [stdout] | [INFO] [stdout] 538 | let mut dependencies: Option = None; [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 819 | dependencies: dependencies.unwrap_or_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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `avalanche-macro` (lib test) due to 4 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a388644323c526125616bcc5695af7d3675fdb98437407618b81040e05f1eb91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a388644323c526125616bcc5695af7d3675fdb98437407618b81040e05f1eb91", kill_on_drop: false }` [INFO] [stdout] a388644323c526125616bcc5695af7d3675fdb98437407618b81040e05f1eb91