[INFO] fetching crate shrinkwraprs 0.3.0... [INFO] checking shrinkwraprs-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate shrinkwraprs 0.3.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate shrinkwraprs 0.3.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate shrinkwraprs 0.3.0 [INFO] finished tweaking crates.io crate shrinkwraprs 0.3.0 [INFO] tweaked toml for crates.io crate shrinkwraprs 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate shrinkwraprs 0.3.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52caa665dfcb4f97731f3dc4f952429c89caf14402348044695906cc90e13b94 [INFO] running `Command { std: "docker" "start" "-a" "52caa665dfcb4f97731f3dc4f952429c89caf14402348044695906cc90e13b94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52caa665dfcb4f97731f3dc4f952429c89caf14402348044695906cc90e13b94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52caa665dfcb4f97731f3dc4f952429c89caf14402348044695906cc90e13b94", kill_on_drop: false }` [INFO] [stdout] 52caa665dfcb4f97731f3dc4f952429c89caf14402348044695906cc90e13b94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b18f532bd10d6e829311883662a88fc1378d23966b40b013ea34be6c1b6da88 [INFO] running `Command { std: "docker" "start" "-a" "3b18f532bd10d6e829311883662a88fc1378d23966b40b013ea34be6c1b6da88", 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 v1.0.6 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking unicode-xid v0.2.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itertools v0.8.1 [INFO] [stderr] Checking quote v1.0.2 [INFO] [stderr] Checking shrinkwraprs v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `(Option<((usize, syn::Field),)>, usize)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 139 | let (marked, unmarked) = fields.into_iter() [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 146 | match (single, unmarked.len()) { [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: this value of type `(Option<((usize, syn::Field),)>, usize)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 139 | let (marked, unmarked) = fields.into_iter() [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 146 | match (single, unmarked.len()) { [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: this value of type `(syn::Field,)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:241:13 [INFO] [stdout] | [INFO] [stdout] 234 | let strct: syn::DeriveInput = syn::parse_str(input) [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 241 | let field: (syn::Field,) = marked [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: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ast.rs:267:13 [INFO] [stdout] | [INFO] [stdout] 262 | let strct: syn::DeriveInput = syn::parse_str(input) [INFO] [stdout] | ----- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 267 | let marked = fields.into_iter() [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 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `shrinkwraprs` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `shrinkwraprs` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "3b18f532bd10d6e829311883662a88fc1378d23966b40b013ea34be6c1b6da88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b18f532bd10d6e829311883662a88fc1378d23966b40b013ea34be6c1b6da88", kill_on_drop: false }` [INFO] [stdout] 3b18f532bd10d6e829311883662a88fc1378d23966b40b013ea34be6c1b6da88