[INFO] fetching crate serde_clj 0.1.1... [INFO] checking serde_clj-0.1.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate serde_clj 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate serde_clj 0.1.1 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_clj 0.1.1 [INFO] finished tweaking crates.io crate serde_clj 0.1.1 [INFO] tweaked toml for crates.io crate serde_clj 0.1.1 written to /workspace/builds/worker-3-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 41 packages to latest compatible versions [INFO] [stderr] Adding ascii v0.9.3 (available: v1.1.0) [INFO] [stderr] Adding combine v3.8.1 (available: v4.6.7) [INFO] [stderr] Adding jni v0.15.0 (available: v0.21.1) [INFO] [stderr] Adding jni-sys v0.3.0 (available: v0.4.0) [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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61059ee8bde2c2f7523ed17e0abebe811a3974763da6bfca381bfbdbbae11c44 [INFO] running `Command { std: "docker" "start" "-a" "61059ee8bde2c2f7523ed17e0abebe811a3974763da6bfca381bfbdbbae11c44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61059ee8bde2c2f7523ed17e0abebe811a3974763da6bfca381bfbdbbae11c44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61059ee8bde2c2f7523ed17e0abebe811a3974763da6bfca381bfbdbbae11c44", kill_on_drop: false }` [INFO] [stdout] 61059ee8bde2c2f7523ed17e0abebe811a3974763da6bfca381bfbdbbae11c44 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c246250325b6a6431ee04da7a6ba168cfb557c413357da8e5becb97dc49d4da [INFO] running `Command { std: "docker" "start" "-a" "9c246250325b6a6431ee04da7a6ba168cfb557c413357da8e5becb97dc49d4da", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking cesu8 v1.1.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling jni v0.15.0 [INFO] [stderr] Checking jni-sys v0.3.0 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking serde_clj v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::option::Option<(AutoLocal<'_, '_>, AutoLocal<'_, '_>)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:304:45 [INFO] [stdout] | [INFO] [stdout] 300 | 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] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 304 | if let Some((key_iter, val_iter)) = self.dec.map_to_iters(self.obj)? { [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 `std::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:470:28 [INFO] [stdout] | [INFO] [stdout] 466 | fn next_key_seed(&mut self, seed: K) -> Result> [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 470 | if let Some(key) = Map::next_key(&self)? { [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/de.rs:495:28 [INFO] [stdout] | [INFO] [stdout] 491 | fn variant_seed(mut self, seed: V) -> Result<(V::Value, Self::Variant)> [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 495 | if let Some(key) = MapAccess::next_key_seed(&mut self, 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] [stderr] error: could not compile `serde_clj` (lib test) due to 4 previous errors [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `std::option::Option<(AutoLocal<'_, '_>, AutoLocal<'_, '_>)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:304:45 [INFO] [stdout] | [INFO] [stdout] 300 | 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] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 304 | if let Some((key_iter, val_iter)) = self.dec.map_to_iters(self.obj)? { [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 `std::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:470:28 [INFO] [stdout] | [INFO] [stdout] 466 | fn next_key_seed(&mut self, seed: K) -> Result> [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 470 | if let Some(key) = Map::next_key(&self)? { [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/de.rs:495:28 [INFO] [stdout] | [INFO] [stdout] 491 | fn variant_seed(mut self, seed: V) -> Result<(V::Value, Self::Variant)> [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 495 | if let Some(key) = MapAccess::next_key_seed(&mut self, 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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serde_clj` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "9c246250325b6a6431ee04da7a6ba168cfb557c413357da8e5becb97dc49d4da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c246250325b6a6431ee04da7a6ba168cfb557c413357da8e5becb97dc49d4da", kill_on_drop: false }` [INFO] [stdout] 9c246250325b6a6431ee04da7a6ba168cfb557c413357da8e5becb97dc49d4da