[INFO] fetching crate tectonic_engine_bibtex 0.2.2... [INFO] checking tectonic_engine_bibtex-0.2.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate tectonic_engine_bibtex 0.2.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate tectonic_engine_bibtex 0.2.2 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 tectonic_engine_bibtex 0.2.2 [INFO] finished tweaking crates.io crate tectonic_engine_bibtex 0.2.2 [INFO] tweaked toml for crates.io crate tectonic_engine_bibtex 0.2.2 written to /workspace/builds/worker-7-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] Locking 68 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding jni-sys v0.3.0 (latest: v0.4.0) [INFO] [stderr] Adding windows-sys v0.45.0 (latest: v0.59.0) [INFO] [stderr] Adding windows-targets v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.42.2 (latest: v0.52.6) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3d42d685437bcee198c3d116246a36869f48f4bf0dde42e5ffd53545f013955e [INFO] running `Command { std: "docker" "start" "-a" "3d42d685437bcee198c3d116246a36869f48f4bf0dde42e5ffd53545f013955e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d42d685437bcee198c3d116246a36869f48f4bf0dde42e5ffd53545f013955e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d42d685437bcee198c3d116246a36869f48f4bf0dde42e5ffd53545f013955e", kill_on_drop: false }` [INFO] [stdout] 3d42d685437bcee198c3d116246a36869f48f4bf0dde42e5ffd53545f013955e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 28b38a3308feeff7245b2f5f77a2f35ea27e9a6871e96ad8451c10cd35d568d9 [INFO] running `Command { std: "docker" "start" "-a" "28b38a3308feeff7245b2f5f77a2f35ea27e9a6871e96ad8451c10cd35d568d9", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking cpufeatures v0.2.13 [INFO] [stderr] Checking xdg v2.5.2 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking tectonic_errors v0.2.1 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking tectonic_status_base v0.2.1 [INFO] [stderr] Checking app_dirs2 v2.5.5 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling libz-sys v1.1.20 [INFO] [stderr] Compiling tectonic_bridge_core v0.4.1 [INFO] [stderr] Checking flate2 v1.0.33 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking md-5 v0.10.6 [INFO] [stderr] Checking tectonic_io_base v0.4.3 [INFO] [stderr] Checking tectonic_engine_bibtex v0.2.2 (/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/log.rs:53:26 [INFO] [stdout] | [INFO] [stdout] 52 | fn with_stdout(f: impl FnOnce(&mut OutputHandle) -> T) -> T { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | STANDARD_OUTPUT.with(|out| { [INFO] [stdout] | __________________________^ [INFO] [stdout] 54 | | let mut stdout = out.replace(None); [INFO] [stdout] 55 | | let res = f(stdout.as_mut().unwrap()); [INFO] [stdout] 56 | | out.set(stdout); [INFO] [stdout] 57 | | res [INFO] [stdout] 58 | | }) [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/log.rs:62:19 [INFO] [stdout] | [INFO] [stdout] 61 | fn with_log(f: impl FnOnce(&mut OutputHandle) -> T) -> T { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 62 | LOG_FILE.with(|out| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 63 | | let mut log = out.replace(None); [INFO] [stdout] 64 | | let res = f(log.as_mut().unwrap()); [INFO] [stdout] 65 | | out.set(log); [INFO] [stdout] 66 | | res [INFO] [stdout] 67 | | }) [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] [stderr] error: could not compile `tectonic_engine_bibtex` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/log.rs:53:26 [INFO] [stdout] | [INFO] [stdout] 52 | fn with_stdout(f: impl FnOnce(&mut OutputHandle) -> T) -> T { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | STANDARD_OUTPUT.with(|out| { [INFO] [stdout] | __________________________^ [INFO] [stdout] 54 | | let mut stdout = out.replace(None); [INFO] [stdout] 55 | | let res = f(stdout.as_mut().unwrap()); [INFO] [stdout] 56 | | out.set(stdout); [INFO] [stdout] 57 | | res [INFO] [stdout] 58 | | }) [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/log.rs:62:19 [INFO] [stdout] | [INFO] [stdout] 61 | fn with_log(f: impl FnOnce(&mut OutputHandle) -> T) -> T { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 62 | LOG_FILE.with(|out| { [INFO] [stdout] | ___________________^ [INFO] [stdout] 63 | | let mut log = out.replace(None); [INFO] [stdout] 64 | | let res = f(log.as_mut().unwrap()); [INFO] [stdout] 65 | | out.set(log); [INFO] [stdout] 66 | | res [INFO] [stdout] 67 | | }) [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] [stderr] error: could not compile `tectonic_engine_bibtex` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "28b38a3308feeff7245b2f5f77a2f35ea27e9a6871e96ad8451c10cd35d568d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28b38a3308feeff7245b2f5f77a2f35ea27e9a6871e96ad8451c10cd35d568d9", kill_on_drop: false }` [INFO] [stdout] 28b38a3308feeff7245b2f5f77a2f35ea27e9a6871e96ad8451c10cd35d568d9