[INFO] fetching crate mit-hook-test-helper 5.13.28... [INFO] checking mit-hook-test-helper-5.13.28 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mit-hook-test-helper 5.13.28 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate mit-hook-test-helper 5.13.28 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 mit-hook-test-helper 5.13.28 [INFO] finished tweaking crates.io crate mit-hook-test-helper 5.13.28 [INFO] tweaked toml for crates.io crate mit-hook-test-helper 5.13.28 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 50 packages to latest compatible versions [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding idna v0.5.0 (latest: v1.0.2) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ebf84682801222ae4e6636ed3b28194f4d440782b634029e031a76bb97cfe797 [INFO] running `Command { std: "docker" "start" "-a" "ebf84682801222ae4e6636ed3b28194f4d440782b634029e031a76bb97cfe797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebf84682801222ae4e6636ed3b28194f4d440782b634029e031a76bb97cfe797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebf84682801222ae4e6636ed3b28194f4d440782b634029e031a76bb97cfe797", kill_on_drop: false }` [INFO] [stdout] ebf84682801222ae4e6636ed3b28194f4d440782b634029e031a76bb97cfe797 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce1960186eb29f9fbd8e4c9bb8fa1c47180ca55d502f1255939a4facd56a5dbb [INFO] running `Command { std: "docker" "start" "-a" "ce1960186eb29f9fbd8e4c9bb8fa1c47180ca55d502f1255939a4facd56a5dbb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking tinyvec v1.8.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Compiling jobserver v0.1.32 [INFO] [stderr] Checking url v2.5.2 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Compiling libz-sys v1.1.20 [INFO] [stderr] Compiling openssl-sys v0.9.103 [INFO] [stderr] Compiling libssh2-sys v0.3.0 [INFO] [stderr] Compiling libgit2-sys v0.17.0+1.8.1 [INFO] [stderr] Checking git2 v0.19.0 [INFO] [stderr] Checking mit-hook-test-helper v5.13.28 (/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:114:41 [INFO] [stdout] | [INFO] [stdout] 114 | let parent_directory = |x: PathBuf| x.parent().ok_or_else(boxed_path_error).map(PathBuf::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] = 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:117:43 [INFO] [stdout] | [INFO] [stdout] 117 | let path_buf_to_string = |x: PathBuf| x.to_str().ok_or_else(boxed_path_error).map(String::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:114:41 [INFO] [stdout] | [INFO] [stdout] 114 | let parent_directory = |x: PathBuf| x.parent().ok_or_else(boxed_path_error).map(PathBuf::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] = 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:117:43 [INFO] [stdout] | [INFO] [stdout] 117 | let path_buf_to_string = |x: PathBuf| x.to_str().ok_or_else(boxed_path_error).map(String::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 `mit-hook-test-helper` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `mit-hook-test-helper` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "ce1960186eb29f9fbd8e4c9bb8fa1c47180ca55d502f1255939a4facd56a5dbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce1960186eb29f9fbd8e4c9bb8fa1c47180ca55d502f1255939a4facd56a5dbb", kill_on_drop: false }` [INFO] [stdout] ce1960186eb29f9fbd8e4c9bb8fa1c47180ca55d502f1255939a4facd56a5dbb