[INFO] fetching crate serde_path_to_error 0.1.16...
[INFO] checking serde_path_to_error-0.1.16 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate serde_path_to_error 0.1.16 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate serde_path_to_error 0.1.16 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_path_to_error 0.1.16
[INFO] finished tweaking crates.io crate serde_path_to_error 0.1.16
[INFO] tweaked toml for crates.io crate serde_path_to_error 0.1.16 written to /workspace/builds/worker-7-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]      Locking 10 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3b67aead1eb28a85251964b0e0c547cfe199f2264978028877d31f7cc2c0ee0f
[INFO] running `Command { std: "docker" "start" "-a" "3b67aead1eb28a85251964b0e0c547cfe199f2264978028877d31f7cc2c0ee0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b67aead1eb28a85251964b0e0c547cfe199f2264978028877d31f7cc2c0ee0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b67aead1eb28a85251964b0e0c547cfe199f2264978028877d31f7cc2c0ee0f", kill_on_drop: false }`
[INFO] [stdout] 3b67aead1eb28a85251964b0e0c547cfe199f2264978028877d31f7cc2c0ee0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 244c058693779e4f089f2ed12dea10e6fc296e7de0d6cf98431d5cfdf3e39f46
[INFO] running `Command { std: "docker" "start" "-a" "244c058693779e4f089f2ed12dea10e6fc296e7de0d6cf98431d5cfdf3e39f46", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_path_to_error v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeSeq, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:337:15
[INFO] [stdout]     |
[INFO] [stdout] 334 |     fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
[INFO] [stdout]     |                      ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 337 |         match self.ser.serialize_seq(len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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 `Result<<S as serde::Serializer>::SerializeTuple, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:346:15
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, Self::Error> {
[INFO] [stdout]     |                        ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 346 |         match self.ser.serialize_tuple(len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeTupleStruct, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:359:15
[INFO] [stdout]     |
[INFO] [stdout] 353 |         self,
[INFO] [stdout]     |         ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 359 |         match self.ser.serialize_tuple_struct(name, len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeTupleVariant, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:374:15
[INFO] [stdout]     |
[INFO] [stdout] 366 |           self,
[INFO] [stdout]     |           ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 374 |           match self
[INFO] [stdout]     |  _______________^
[INFO] [stdout] 375 | |             .ser
[INFO] [stdout] 376 | |             .serialize_tuple_variant(name, variant_index, variant, len)
[INFO] [stdout]     | |_______________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeMap, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:386:15
[INFO] [stdout]     |
[INFO] [stdout] 383 |     fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
[INFO] [stdout]     |                      ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 386 |         match self.ser.serialize_map(len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeStruct, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:399:15
[INFO] [stdout]     |
[INFO] [stdout] 393 |         self,
[INFO] [stdout]     |         ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 399 |         match self.ser.serialize_struct(name, len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeStructVariant, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:414:15
[INFO] [stdout]     |
[INFO] [stdout] 406 |           self,
[INFO] [stdout]     |           ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 414 |           match self
[INFO] [stdout]     |  _______________^
[INFO] [stdout] 415 | |             .ser
[INFO] [stdout] 416 | |             .serialize_struct_variant(name, variant_index, variant, len)
[INFO] [stdout]     | |________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeSeq, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:337:15
[INFO] [stdout]     |
[INFO] [stdout] 334 |     fn serialize_seq(self, len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
[INFO] [stdout]     |                      ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 337 |         match self.ser.serialize_seq(len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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 `Result<<S as serde::Serializer>::SerializeTuple, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:346:15
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn serialize_tuple(self, len: usize) -> Result<Self::SerializeTuple, Self::Error> {
[INFO] [stdout]     |                        ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 346 |         match self.ser.serialize_tuple(len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeTupleStruct, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:359:15
[INFO] [stdout]     |
[INFO] [stdout] 353 |         self,
[INFO] [stdout]     |         ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 359 |         match self.ser.serialize_tuple_struct(name, len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeTupleVariant, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:374:15
[INFO] [stdout]     |
[INFO] [stdout] 366 |           self,
[INFO] [stdout]     |           ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 374 |           match self
[INFO] [stdout]     |  _______________^
[INFO] [stdout] 375 | |             .ser
[INFO] [stdout] 376 | |             .serialize_tuple_variant(name, variant_index, variant, len)
[INFO] [stdout]     | |_______________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeMap, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:386:15
[INFO] [stdout]     |
[INFO] [stdout] 383 |     fn serialize_map(self, len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
[INFO] [stdout]     |                      ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 386 |         match self.ser.serialize_map(len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeStruct, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:399:15
[INFO] [stdout]     |
[INFO] [stdout] 393 |         self,
[INFO] [stdout]     |         ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 399 |         match self.ser.serialize_struct(name, len) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<<S as serde::Serializer>::SerializeStructVariant, <S as serde::Serializer>::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ser.rs:414:15
[INFO] [stdout]     |
[INFO] [stdout] 406 |           self,
[INFO] [stdout]     |           ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 414 |           match self
[INFO] [stdout]     |  _______________^
[INFO] [stdout] 415 | |             .ser
[INFO] [stdout] 416 | |             .serialize_struct_variant(name, variant_index, variant, len)
[INFO] [stdout]     | |________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_path_to_error` (lib) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_path_to_error` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "244c058693779e4f089f2ed12dea10e6fc296e7de0d6cf98431d5cfdf3e39f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244c058693779e4f089f2ed12dea10e6fc296e7de0d6cf98431d5cfdf3e39f46", kill_on_drop: false }`
[INFO] [stdout] 244c058693779e4f089f2ed12dea10e6fc296e7de0d6cf98431d5cfdf3e39f46