[INFO] fetching crate ron-utils 0.1.0-preview8... [INFO] checking ron-utils-0.1.0-preview8 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ron-utils 0.1.0-preview8 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate ron-utils 0.1.0-preview8 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 ron-utils 0.1.0-preview8 [INFO] finished tweaking crates.io crate ron-utils 0.1.0-preview8 [INFO] tweaked toml for crates.io crate ron-utils 0.1.0-preview8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate ron-utils 0.1.0-preview8 already has a lockfile, it will not be regenerated [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ba145c375cce89a35e94e3fbc28e52f61bff088be0a0fd05005dc629d82cf3d6 [INFO] running `Command { std: "docker" "start" "-a" "ba145c375cce89a35e94e3fbc28e52f61bff088be0a0fd05005dc629d82cf3d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ba145c375cce89a35e94e3fbc28e52f61bff088be0a0fd05005dc629d82cf3d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba145c375cce89a35e94e3fbc28e52f61bff088be0a0fd05005dc629d82cf3d6", kill_on_drop: false }` [INFO] [stdout] ba145c375cce89a35e94e3fbc28e52f61bff088be0a0fd05005dc629d82cf3d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0b1661ff11b9bc52178d1ebefc3bac51a8c1a585df13e0ac88fb3099be9f666f [INFO] running `Command { std: "docker" "start" "-a" "0b1661ff11b9bc52178d1ebefc3bac51a8c1a585df13e0ac88fb3099be9f666f", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking ron-reboot v0.1.0-preview9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking ron-utils v0.1.0-preview8 (/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:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn validate_file(p: impl AsRef) -> Result<(), ron_reboot::Error> { [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 11 | ast_from_str(&read_fs_string(p)?).map(|_| ()) [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:30:5 [INFO] [stdout] | [INFO] [stdout] 28 | fn read_fs_string(path: impl AsRef) -> Result { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | let path = path.as_ref(); [INFO] [stdout] 30 | / read_to_string(path) [INFO] [stdout] 31 | | .map_err(ron_reboot::Error::from) [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: 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:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn validate_file(p: impl AsRef) -> Result<(), ron_reboot::Error> { [INFO] [stdout] | ------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 11 | ast_from_str(&read_fs_string(p)?).map(|_| ()) [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:30:5 [INFO] [stdout] | [INFO] [stdout] 28 | fn read_fs_string(path: impl AsRef) -> Result { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | let path = path.as_ref(); [INFO] [stdout] 30 | / read_to_string(path) [INFO] [stdout] 31 | | .map_err(ron_reboot::Error::from) [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ron-utils` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ron-utils` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "0b1661ff11b9bc52178d1ebefc3bac51a8c1a585df13e0ac88fb3099be9f666f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b1661ff11b9bc52178d1ebefc3bac51a8c1a585df13e0ac88fb3099be9f666f", kill_on_drop: false }` [INFO] [stdout] 0b1661ff11b9bc52178d1ebefc3bac51a8c1a585df13e0ac88fb3099be9f666f