[INFO] fetching crate dyn_problem 0.1.1... [INFO] checking dyn_problem-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate dyn_problem 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate dyn_problem 0.1.1 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dyn_problem 0.1.1 [INFO] finished tweaking crates.io crate dyn_problem 0.1.1 [INFO] tweaked toml for crates.io crate dyn_problem 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 39 packages to latest compatible versions [INFO] [stderr] Adding derive_utils v0.12.0 (latest: v0.14.2) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-api-problem v0.57.0 (latest: v0.58.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dda6521ce83a3a5c47da2b91adf52ba5acb93f97d07d603068ac819018739b6c [INFO] running `Command { std: "docker" "start" "-a" "dda6521ce83a3a5c47da2b91adf52ba5acb93f97d07d603068ac819018739b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dda6521ce83a3a5c47da2b91adf52ba5acb93f97d07d603068ac819018739b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dda6521ce83a3a5c47da2b91adf52ba5acb93f97d07d603068ac819018739b6c", kill_on_drop: false }` [INFO] [stdout] dda6521ce83a3a5c47da2b91adf52ba5acb93f97d07d603068ac819018739b6c [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d21454676afde1b21b3929e71ab04efecdeba0619a9491e162fed37aba9808dd [INFO] running `Command { std: "docker" "start" "-a" "d21454676afde1b21b3929e71ab04efecdeba0619a9491e162fed37aba9808dd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking iri-string v0.7.2 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling derive_utils v0.12.0 [INFO] [stderr] Compiling http-api-problem-derive v0.1.0 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking uuid v1.10.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking http-api-problem v0.57.0 [INFO] [stderr] Checking dyn_problem v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:205:17 [INFO] [stdout] | [INFO] [stdout] 204 | pub fn finish(self) -> Problem { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 205 | Problem(self.0.finish()) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:205:17 [INFO] [stdout] | [INFO] [stdout] 204 | pub fn finish(self) -> Problem { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 205 | Problem(self.0.finish()) [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dyn_problem` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `dyn_problem` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "d21454676afde1b21b3929e71ab04efecdeba0619a9491e162fed37aba9808dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d21454676afde1b21b3929e71ab04efecdeba0619a9491e162fed37aba9808dd", kill_on_drop: false }` [INFO] [stdout] d21454676afde1b21b3929e71ab04efecdeba0619a9491e162fed37aba9808dd