[INFO] fetching crate ehlcd2d 0.1.1... [INFO] checking ehlcd2d-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ehlcd2d 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate ehlcd2d 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 ehlcd2d 0.1.1 [INFO] finished tweaking crates.io crate ehlcd2d 0.1.1 [INFO] tweaked toml for crates.io crate ehlcd2d 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] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [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] c3c278a60ce0dc3d0af0824b6a0128f52bee13f0732fa919ac47b9d15b4efe38 [INFO] running `Command { std: "docker" "start" "-a" "c3c278a60ce0dc3d0af0824b6a0128f52bee13f0732fa919ac47b9d15b4efe38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3c278a60ce0dc3d0af0824b6a0128f52bee13f0732fa919ac47b9d15b4efe38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3c278a60ce0dc3d0af0824b6a0128f52bee13f0732fa919ac47b9d15b4efe38", kill_on_drop: false }` [INFO] [stdout] c3c278a60ce0dc3d0af0824b6a0128f52bee13f0732fa919ac47b9d15b4efe38 [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] f1b3ce4ed5adccd87e4bffb80294f4853e9c3cc1253cb9342c05e3fc0eb84af2 [INFO] running `Command { std: "docker" "start" "-a" "f1b3ce4ed5adccd87e4bffb80294f4853e9c3cc1253cb9342c05e3fc0eb84af2", kill_on_drop: false }` [INFO] [stderr] Compiling embedded-hal-async v1.0.0 [INFO] [stderr] Compiling embedded-io-async v0.6.1 [INFO] [stderr] Checking embedded-io v0.6.1 [INFO] [stderr] Checking embedded-hal v1.0.0 [INFO] [stderr] Checking ehlcd2d 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/nonblocking.rs:163:39 [INFO] [stdout] | [INFO] [stdout] 163 | result.map_err(|e| LcdIOError(Some(e), ErrorKind::Other)) [INFO] [stdout] | - ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/nonblocking.rs:193:61 [INFO] [stdout] | [INFO] [stdout] 193 | return self.home().await.map_err(|e| LcdIOError(Some(e), ErrorKind::Other)).map(|_| 0); [INFO] [stdout] | - ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/nonblocking.rs:195:65 [INFO] [stdout] | [INFO] [stdout] 195 | self.set_ram_addr(v as u8).await.map_err(|e| LcdIOError(Some(e), ErrorKind::Other)).map(|_| v) [INFO] [stdout] | - ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/nonblocking.rs:163:39 [INFO] [stdout] | [INFO] [stdout] 163 | result.map_err(|e| LcdIOError(Some(e), ErrorKind::Other)) [INFO] [stdout] | - ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/nonblocking.rs:193:61 [INFO] [stdout] | [INFO] [stdout] 193 | return self.home().await.map_err(|e| LcdIOError(Some(e), ErrorKind::Other)).map(|_| 0); [INFO] [stdout] | - ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/nonblocking.rs:195:65 [INFO] [stdout] | [INFO] [stdout] 195 | self.set_ram_addr(v as u8).await.map_err(|e| LcdIOError(Some(e), ErrorKind::Other)).map(|_| v) [INFO] [stdout] | - ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ehlcd2d` (lib test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ehlcd2d` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "f1b3ce4ed5adccd87e4bffb80294f4853e9c3cc1253cb9342c05e3fc0eb84af2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1b3ce4ed5adccd87e4bffb80294f4853e9c3cc1253cb9342c05e3fc0eb84af2", kill_on_drop: false }` [INFO] [stdout] f1b3ce4ed5adccd87e4bffb80294f4853e9c3cc1253cb9342c05e3fc0eb84af2