[INFO] fetching crate serde-dson 0.0.0... [INFO] checking serde-dson-0.0.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate serde-dson 0.0.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate serde-dson 0.0.0 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 serde-dson 0.0.0 [INFO] finished tweaking crates.io crate serde-dson 0.0.0 [INFO] tweaked toml for crates.io crate serde-dson 0.0.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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 9 packages to latest compatible versions [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] 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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9501aab9120522e6b357648176020140c06bbc0b3e811834e49570081ea10ad2 [INFO] running `Command { std: "docker" "start" "-a" "9501aab9120522e6b357648176020140c06bbc0b3e811834e49570081ea10ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9501aab9120522e6b357648176020140c06bbc0b3e811834e49570081ea10ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9501aab9120522e6b357648176020140c06bbc0b3e811834e49570081ea10ad2", kill_on_drop: false }` [INFO] [stdout] 9501aab9120522e6b357648176020140c06bbc0b3e811834e49570081ea10ad2 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2d20b406c5f1cffd0d0f55e1271703d6c9801818b29ca04900822763cb509cf [INFO] running `Command { std: "docker" "start" "-a" "e2d20b406c5f1cffd0d0f55e1271703d6c9801818b29ca04900822763cb509cf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking dson v0.0.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking serde-dson v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `de::Deserializer` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:277:31 [INFO] [stdout] | [INFO] [stdout] 273 | fn newtype_variant_seed(self, seed: T) -> Result [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 277 | seed.deserialize(&mut Deserializer(self.0)) [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 `de::Deserializer` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:284:50 [INFO] [stdout] | [INFO] [stdout] 280 | fn tuple_variant(self, len: usize, visitor: V) -> Result [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 284 | de::Deserializer::deserialize_tuple(&mut Deserializer(self.0), len, visitor) [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 `de::Deserializer` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:291:51 [INFO] [stdout] | [INFO] [stdout] 287 | fn struct_variant(self, fields: &'static [&'static str], visitor: V) -> Result [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 291 | de::Deserializer::deserialize_struct(&mut Deserializer(self.0), "not used", fields, visitor) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `de::Deserializer` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:277:31 [INFO] [stdout] | [INFO] [stdout] 273 | fn newtype_variant_seed(self, seed: T) -> Result [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 277 | seed.deserialize(&mut Deserializer(self.0)) [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 `de::Deserializer` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:284:50 [INFO] [stdout] | [INFO] [stdout] 280 | fn tuple_variant(self, len: usize, visitor: V) -> Result [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 284 | de::Deserializer::deserialize_tuple(&mut Deserializer(self.0), len, visitor) [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 `de::Deserializer` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:291:51 [INFO] [stdout] | [INFO] [stdout] 287 | fn struct_variant(self, fields: &'static [&'static str], visitor: V) -> Result [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 291 | de::Deserializer::deserialize_struct(&mut Deserializer(self.0), "not used", fields, visitor) [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] [stderr] error: could not compile `serde-dson` (lib) due to 4 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 `serde-dson` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "e2d20b406c5f1cffd0d0f55e1271703d6c9801818b29ca04900822763cb509cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2d20b406c5f1cffd0d0f55e1271703d6c9801818b29ca04900822763cb509cf", kill_on_drop: false }` [INFO] [stdout] e2d20b406c5f1cffd0d0f55e1271703d6c9801818b29ca04900822763cb509cf