[INFO] fetching crate serde_norway 0.9.38... [INFO] checking serde_norway-0.9.38 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate serde_norway 0.9.38 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate serde_norway 0.9.38 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serde_norway 0.9.38 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate serde_norway 0.9.38 [INFO] tweaked toml for crates.io crate serde_norway 0.9.38 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f22dad8bdfb9e0ea4d83b03d8b5e7ed17dcb0ae5082cc2ddbc5def50e1b14d20 [INFO] running `Command { std: "docker" "start" "-a" "f22dad8bdfb9e0ea4d83b03d8b5e7ed17dcb0ae5082cc2ddbc5def50e1b14d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f22dad8bdfb9e0ea4d83b03d8b5e7ed17dcb0ae5082cc2ddbc5def50e1b14d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f22dad8bdfb9e0ea4d83b03d8b5e7ed17dcb0ae5082cc2ddbc5def50e1b14d20", kill_on_drop: false }` [INFO] [stdout] f22dad8bdfb9e0ea4d83b03d8b5e7ed17dcb0ae5082cc2ddbc5def50e1b14d20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39623311c6cb62006346488a82bf2ca3a1eb8cd70cff5f32378086852ef06afa [INFO] running `Command { std: "docker" "start" "-a" "39623311c6cb62006346488a82bf2ca3a1eb8cd70cff5f32378086852ef06afa", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking serde_norway v0.9.38 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stdout] error: this value of type `Box` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ser.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn into_inner(mut self) -> Result { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 90 | Ok(*unsafe { Box::from_raw(Box::into_raw(writer).cast::()) }) [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 `Value` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:217:15 [INFO] [stdout] | [INFO] [stdout] 213 | fn deserialize_bool(self, 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] 217 | match self.untag() { [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 `Value` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:325:15 [INFO] [stdout] | [INFO] [stdout] 321 | fn deserialize_string(self, 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] 325 | match self.untag() { [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 `Value` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:342:15 [INFO] [stdout] | [INFO] [stdout] 338 | fn deserialize_byte_buf(self, 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] 342 | match self.untag() { [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 `Value` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:391:15 [INFO] [stdout] | [INFO] [stdout] 387 | fn deserialize_seq(self, 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] 391 | match self.untag() { [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 `Value` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:421:15 [INFO] [stdout] | [INFO] [stdout] 417 | fn deserialize_map(self, 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] 421 | match self.untag() { [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 `std::option::Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:624:15 [INFO] [stdout] | [INFO] [stdout] 620 | fn next_element_seed(&mut self, seed: T) -> Result, Error> [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 624 | match self.iter.next() { [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 `std::option::Option<(Value, Value)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:659:15 [INFO] [stdout] | [INFO] [stdout] 655 | fn next_key_seed(&mut self, seed: T) -> Result, Error> [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 659 | match self.iter.next() { [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 `std::option::Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/value/de.rs:672:15 [INFO] [stdout] | [INFO] [stdout] 668 | fn next_value_seed(&mut 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] 672 | match self.value.take() { [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 `std::option::Option<>::Value>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/with.rs:725:19 [INFO] [stdout] | [INFO] [stdout] 721 | fn variant_seed(mut self, seed: V) -> Result<(V::Value, Self::Variant), Self::Error> [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 725 | match self.delegate.next_key_seed(seed)? { [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 `std::option::Option<>::Value>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/with.rs:2010:19 [INFO] [stdout] | [INFO] [stdout] 2006 | fn variant_seed(mut self, seed: V) -> Result<(V::Value, Self::Variant), Self::Error> [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 2010 | match self.delegate.next_key_seed(seed)? { [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 11 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serde_norway` (lib) due to 12 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "39623311c6cb62006346488a82bf2ca3a1eb8cd70cff5f32378086852ef06afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39623311c6cb62006346488a82bf2ca3a1eb8cd70cff5f32378086852ef06afa", kill_on_drop: false }` [INFO] [stdout] 39623311c6cb62006346488a82bf2ca3a1eb8cd70cff5f32378086852ef06afa